descriptions of new species of saturnian moths

DESCRIPTIONS OF NEW SPECIES OF SATURNIAN MOTHS IN THE COLLECTION OF THE UNITED STATES NATIONAT

MUSEUM.

oiNAiiuiNAi.

By Harrison

G. Dyar,

Custodian of Lepidoptera, UnitedStatesNationalMuseum.

The

presentpaperdealswithspecies ofthegenusHylesiabelonmnc to thefamilySaturniidse.

"

Genus HYLESIA Hubner.

HylesiaHubner,Verz. bek. Schmett.,1822, p. 186. Type,canitia StoII Mimdtacus Walker, Cat.Lep.Brit.Mus.,vol._6,1855,p. 1335. Type, nanus

Table ofspecies.

fl'Hindwing, atleastin the male,withocellate discalmark

b-Fore wingofmalestronglyfalcate;female verydissimilar nanus Walker.

b borewingofmale notstronglyfalcate.

1

^{^cellusofhind wingofmalebrick redwith}yellow center..coreviaSchaus.

C

Ocellus redwith blackorcrimsonring.

d'Hindwingofmale with bluntprojectionbelow middleofouter margin.

«Tj. J ^. ^ lineataDruce.

a-Jlmd

wmg

ofmalenearlyevenlycurved.

c»Ocellusofhind wingofmale with blackring....subaureaSchaus 2TT- , . . ^?'''''""^^'"""^"^'"^""^"'^^^^^t^_^^11crimsonring....iolaDvar o

Hmd wmg

ofmale withoutocellate discalmark,atmosta diffused darker patch'

t>Hindwingofmale withprojecting anglebelow middle

c-Abdomen rosy

^neides Druce.

e'Abdomenocherous.

d'Forewing withlargeblackishdiscalpatch.

melanostigma Herrich-Schaeffer.

WTT- A ^!^«^^^^g^withoutthismarking _^yr^xDyar(1).

6^-Hmdwingofmale evenly rounded.

•Forewingofmale roundedly produced atapex; a brown band onbasal partofinnermarginobliquetothe base.

^

^{Outer bandof forewingdistinct,dark,broad} mymexDyar₍₂₎ cPOuter bandabsent,faint,orveryslender.

e"Fore wingofmale withoutdistinctdiscalmark;thorax black.

/'Forewingrosybrown acuta Druce.

PForewing darksmoky_brown.

g^Venterofthoraxandabdomensootybrown.

h'Forewing withfaint outerline... .

'...hamata Schaus.

h^Forewing withouterlineobsolete. ..taparebaKirby

c'

ProceedingsU.S.National Museum,Vol.44-No. 1947, 121

122

PROCEEDINGS OF THE NATIONAL MUSEUM.

vol.44.

(7^Pectus andventer reddish,borderedwithgray.

tapabexDyar(3).

c^Forewingof male withlargedarkdiscal mark; thorax yellow

brown. rosaceaSchaus.

c^Fore wingofmalelittleornotproducedatapex;nobrown band onbase ofinnermargin.

c?'Fore wingofmale with annulardiscalmark.

e^Feetrosyred rnftpesSchaus.

e^Feet ocherousor blackish.

/'Abdomenblackdorsally anmdataSchaus.

/2Abdomen ocherous oclmfexDyar_(4).

/^Abdomendarkbrownthroughout indexDyar(5).

oPDiscalmarkofforewingofmaleclouded,solid,orobsolete.

e^P'eetrosyred or rosy tinged.

/'Wingspale rosy;abdomenblackdorsally...margaritaDognin.

/^Wingsbrown;abdomennotblackdorsally.

g^Hindwing withocheroustintatbaseofinnermargin.

dalinaSchaus.

^2Hindwing without suchtint,moreorlessrosy.

h}Abdomenofmale withocherous hairsdorsally.

i^Outerbandof forewingofmale shaded outward toward subterminalline rubrifronsSchaus.

i'^Outerbandnotsoshaded,thoughsometimeslost inthe generalsuffusion.

/

Female withthelateralandterminalabdom-

inal tuftsdarkbrown;malelarger,forewing falcate,markscontrasting...alindaDruce.

j^Female withlateralandterminalabdominal tuftsblack;malesmaller^forewingalittle less falcate, markscontrasting.

cressidaDyar(29).

f

Female withtheabdominaltuftsocher;male smaller; forewingscarcelyfalcate,marks blurred euphemiaDyar(30).

Zi^Abdomen^ofmale withrosybrown hairs only, like

the thorax multiplexSchaus.

c^Feet without anyrosytint.

/^ Linesofforewing appearing dark ona paler ground.

g^Outer line of forewing broad, shaded, illydefined or nearlylostinthegroundcolor.

h^Outerlinebroad,shaded.

i^Hindwingofmale withthetwolines alike,joined byshading,formingabroaddark band.

pollexDyar_(6).

i^Hindwingofmale withthetwolines alike, re- mote, separated valvexDyar_(7).

^Hindwingofmale withthe innerlineheavierand moredistinctthanthe outer, .umhrata Schaus.

I?Outerlinenotof thischaracter,but nearlylost in the generaldarkshading.

•i'Maleunknown ^terraneaSchaus.

#Male withthetwoouterlines ofhindwingnear the margin,fairly distinct, their pale inter- spaces giving theappearanceoftwopalelines.

murexDyar(8).

NEW

SPECIES

OF SATURNIAN MOTHS—

DYAR. 123

i^Male withthelines ofhind wing veryindistinct, more remote from themargin and without contrasting interspaces.

/

^Fore wing below smooth mouse gray, the veins concolorous ascodexDyar(9).

f

^Forewing below roughgray,blotchedwith blackish; veinsdarklined,leilexDyar(10).

^2Outerline of forewingdistinct, straight,moreor lessnar- row andnot diffused.

h^Abdomenofmaleblack above, gray below, the anal tuftpaleocherous murmur Dyar(11).

h^Abdomenofmale with numerous darkocheroushairs atleastonsidesandventer.

i^Discal spotpredominant,largeanddistinct,while the othermarkingsareslenderandreduced.

indurata Dyar.

4^Discal spot notpredominant, thoughoftenlarge.

j'Outerlineonforewingofmalebroad.

1}Innerline ofhind wingofmalecrossing thediscalvenules;nodiscalmark.

l^Male withtheabdomen_{black dor-}

sally oratexDyar(12)

.

i^Abdomen with ocheroushairsdor- sally.

m^ Outerlineon hind wingcrenu- late, defining a palelilacine eubmarginalspace.

coexDyar(13).

w?Outerline ofhindwingshaded;

nolUacine ground.

rexDyar(14).

F

^Innerline ofhindwingofmalepassing withoutthediscalvenules.

l^Hindwing withlargediscalspot.

orhifexDyar(15).

Z^Hind wing withslender mark on discalvenules, or none.

m} Submarginalspaceofforewing in male distinctly marked, the pale lilacine shade sharply defined and broken beforeapex,

w^Linesof hind wingslender, parallel; nodiscalmark.

remexDyar(16)

n^Lines ofhind wingbroader, the outer subcrenulate; a faintnarrowdiscalmark.

livexDyar(17).

m

²Submarginalspaceofforewingin- distinctlymarked, the paleli-

lacineshadediffused,notbroken beforeapex.

124 PROCEEDINGS OF THE NATIONAL MUSEUM.

vol.44.

w' Fore wing withbroader outer baud, shadiug outwardly.

liturexDyar(18).

%²Fore

mng

with narrower band,sharply defined with- out violpexDyar(19).

^'2Outerlineonforewingofmalenarrow,linear.

k^{^}Wingslilacine tinted.

i'Outerline of forewingstraight;hind wingsubtriangular./o/('(/tTaHiibner.

1²Outerlinebroadly inflexed;hindwing

full,rounded mortifexDyar(20).

^2Wingsbrowntinted.

i^Hind wing beneath with the lines straight, approximate, the inner strongerthantheouter.

nigricans Berg.

i 2Hind wing beneath with the lines similartoeachother, faint,remote, curved lolamezDyar(21).

f^^Linesofforewingappearing paleonadarkground.

g^Abdomenofmale with darkocheroushairs dorsally.

h^'Fore wingrosy.

i^'Outer and submarginallinea of forewingindicated.

coinopusDyar.

i^Outer and submarginal lines lost; discal mark

prominent continuaWalker.

fe^Forewing without predominantrosytint.

%^'Subterminalpaleshadeasprominentasthe other lines.

j^*Hindwingappearingtohave two curved dark linesona paler ground,

fc^Abdomenofmale with denseocherhairs.

Z^Abdomen of female dark with few ocherhairs,

mowings distinctly marked; size

larger canitiaStoU.

mowings indistinctly marked; size smaller injieitaWalker.' Z^Abdomen of female densely ocher-

hairedlikethe male.

schausiDyar(22).

k^*Abdomenofmalegraywith veryfewocher

hairs pauperDyar(23).

j²Hindwingappearingtohavea singlecurved palelineonadarkground,orunhanded.

k^*Discal markoffore wing clouded, dark, visible; hind wing with single pale band.

>AsidentifiedbySchausfrom CostaRicanspecimens. Probably not the trueinficita^\'alkerfrom Brazil.

NO. 1947.

NEW

SPECIES

OF SATURNIAN MOTHS—

DYAR. 125

Z^Smaller; costa of fore wing dark- blotched; wings narrower;abdomi- nalhairsdarkocher.

mysticaDyar(24).

Z-Larger; costaof forewingconcolorous;

wings broader and more rounded;

abdominal hairs brown, scarcely ocherous athliaDyar(25).

k'Discal mark offore winginvisible, con- colorous;hindwing withonly themargin paler cedomnibusDyar(26).

1₂Subterminal paleshadefaint,subordinated.

j^{^}Palelines of forewingrelievedonadark ground withoutbordering shades,somewhatapproxi- mate below vindexDyar(27).

^^Pale lines of fore wing with inner blackish bordering shades, strongly approximated

below solvexDyar(28).

<72Abdomenofmale withoutocherous hairsdorsally.

h}Abdomenwithlateralandventralocheroushairs.

frigidaSchaus.

A²Abdominalhair entirelyblack bouvereliDognin.

(1)HYLESIA GYREX,newspecies.

Male.

—

^{Fore wing}rather stronglyfalcate,pointedatendofvein7;

liindwing witharounded projectionofouter margin betweenveins 3and4; brown,likemelanostigma Herrich-Schaeffer; two

brown

^lines

across the wing, similar, but

more

approximate; a slender dash on discal vein; submarginallineas inmelanostigma.

Hind

wingwith a single line beyond themiddleand afaint submarginalline, the pair

much

fartherapartthaninmelanostigma; nodiscalmark; innermar- gindarklyshadedandhairy. Expanse,57

mm.

Type.—

Male, Omai,British Guiana (W.Schaus), Cat. No.14959, U.S.N.M.

(2)HYLESIAMYMEX,newspecies.

Male.

— ^Head

^andthorax black;

abdomen

black above, with longer reddish

brown

hairs,reddish

brown

below, thefeetwithdarker outer hairs. Fore wing rather shortly falcate, hind wing rounded; fore wing purplish brown, apex broadly fuscous shaded; a dark

brown

band at base of innermargin; a

weak

barondiscalcross vein and small

mark

inthecell; outerlineparallel tomargin, blackish brown, rather broad.

Hind

wing with mesial shaded band. Expanse, 39

mm.

Type.—

Male,Colombia

(W.E.

Pratt), Cat.No. 14960,U.S.N.M.

(3)HYLESIA TAPABEX,newspecies.

Male.

—

Head, thorax,and first abdominal segment black above;

abdomen

ocherbro^^^l;belowpectusandventerferruginous, legsand sublateral stripeon

abdomen

gray-brown. Fore wingfalcate,sooty

126

PR0CEEDIN08 OF THE NATIONAL MV8EVM.

vol.44.

brown, lightertoward base; discal

mark

palewithcentral dot;outer line faint,dark.

Hind

wing withfaintmesialshade anddiscal dot.

Expanse,42

mm.

Female.

—

Thorax above and legs purplish brown;

abdomen

and thorax below ocher brown; wings purplish brown, fore wing with angled tips, butnotfalcate; darkat base to innerline; ratherlarge discal spot; outer line broad, straight, diffused; subterminal line

waved

onits outerside, diffused within.

Hind

wing with two par- alleldusky^bands. Expanse,55

mm.

Cotypes, one male, one female, Calamar, Colombia (H. Skinner);

two males, two females, Aroa, Venezuela (Schaus collection), Cat.

No. 14961,U.S.N.M.

(4)HYLESIAOCHRIFEX, newspecies.

Male.

—

Thorax darkgray,

abdomen

andventer ocherous, the abdo-

men

withdorsal

brown

banding. Forewingsquare at apex, hardly falcate, the markingsas inannulata Schaus, with the followingdif- ferences: Discal

mark

smaller,itsannulusnarrowerandlessclouded;

darkareaatbaselessblack,with

more

included palespots; outerline lesscurved. Expanse, 44 to48

mm.

Cotypes.

—

Tlireemales, Rio

Huacamaya,

Carabaya, Peru (Schaus collection), Cat.No. 14962,U.S.N.M.

(5)HYLESIAINDEX, newspecies.

Male.

—

^{Fore wingsquare atapex, notfalcate;}

^body

^partsalldark

sootybrown; forewing with purplishcast, especiallytoward center ofinner margin, thelines parallel,dark brown,straight,fadingtoward the costa; subterminalline doubly dentate between the veins as in annulataSchaus and oclirifexDyar; discal

mark

clouded, indistinct, hardly annular, but showingadarkline onthecrossveinofcelland innerdarkline.

Hind

wingwith two outer darklines, thesubmar- ginalone

somewhat

irregular. Expanse, 43

mm.

Ootypes.

— Four

mviles, Rio

Huacamaya,

Carabaya, Peru (Schaus collection).Cat.No. 14963,U.S.N.M.

(6)HYLESIAPOLLEX, newspecies.

Male.

—

Thorax dark brown-gray;

abdomen

with dark ocherous hairs. Fore winglilacinegray; basal spacefilledinwithdark brown;

discal

mark

large, clouded; outer band broad, shaded, indistinctly separated

by

alighterspacefromthe

wavy

subterminal band,which

isshaded inward;fringedark.

Hind

wingwithdiscalmark;thetwo outerbands approximated and shadedtogetherintoonebroadband withlighter center. Expanse, 37 to40

mm.

Female.

—

^{Similar, the markings}

more

diffused and shaded.

Ex-

panse,48to52

mm.

NO. 1947.

NEW

SPECIES

OF SATURNIAN MOTHS—

DYAR. 127 Cotypes.

—

^{Six males,five} females,Aroa,Venezuela (Schaiis collec- tion),Cat.No. 14964,U.S.N.M.

One

ofthe females has beenlabeled

by

Mr. Schans "approximans Walk.,comp.type." (Seeremark under H.valvex below.)

(7)HYLESIAVALVEX, newspecies.

Male.

—

Largerthanthe preceding,the subtevminalline of forewing scarcely at allwavy,broadlyshadedto the outerband.

Hind

wing with thetwolinesremote, evenlyshaded, butnotjoined. Expanse, 47to50

mm.

Female.

—

^Still

^more

^{diffusely shaded, the outer and} subterminal linesofforewingjoinedin abroad band, not separated as inpollex.

Expanse, 62

mm.

Cotypes.

— Four

males, two ^females, St. Jean and St. Laurent,

^laroni River, French Guiana, March, April, and November, 1904 (W.Schaus), Cat.No.14965, U.S.N.M.

One

ofthe femalesislabeled

by

Mr. Schaus" approximansWalker

=

female type;" but as he has similarlylabeled pollex, described above,andschausi,describedbelow,and asapproximans

Walker was

described fromBrazil,I thinlvitprobable thatitrepresentsaspecies distinctfromallof these.

(8)HYLESIAMUREX,newspecies.

J1/«Z^.—Fore wingpointed,subfalcate;thorax gray;

abdomen

with dull ocherous hairs. Fore wing dark mouse-gray, the linesnearly obliterated; discal spotdark; subterminal lineapparently scalloped andbroadlyshaded toward the outerline.

Hind

wing withthetwo outer lines relieving outer and submarginal paler areas. Expanse, 32

mm.

Type.

— ^One

male, Geldersland, SurinamRiver,

Dutch

Guiana (W.

Schaus),Cat.No. 14966,U.S.N.M.

(9)HYLESIAASCODEX,newspecies.

Male.

— ^Smooth

mouse-gray above and below, the

abdomen

with dark ocherous hairs. Forewing with alarge, faint, discal dot and traces of the scalloped outer edge of subterminalline.

Hind

wing with two faint dark outer bands, not relieving a lilacine ground.

Expanse, 40

mm.

Cotypes: Three males, Rio

Huacamaya,

Carabaya, Peru (Schaus collection).Cat.No.14967, U.S.N.M.

(10)HYLESIALEILEX,newspecies.

Similartothe preceding, but

more

shaded withblackish,the veins darkerlined; discalspotlarge,round, dark;irregularblotchingsrep- resentthesubterminalline.

Hind

wingwithout distinguishablelines, the veins darker. Expanse, 40

mm.

128 PROCEEDINGS OF THE

NATIO^'AL

MUSEUM.

vol.44.

Type.—One

male, Rio

Huacamaya,

Carabaya, Peru (Schaiis col- lection),Cat.No. 14968,U.S.N.M.

(11)HYLESIAMURMUR,newspecies.

Male.

—

^{Head, thorax, andlegsclothedwith deep blackhair; anal}

tuft pale brownishocher. Forewingsquare at apex, lilacinc gray;

base shaded dark to inner line, which is angled in the cell; discal

mark

present; outerlinethick, distinct,incurvedcentrally,touching thediscalmark;afainterparallel linebeyond; subterminallinecoin- cidentwiththesecond outerlineabove,faintand forming two broad rounded projections between veins2 and 4 below; adark shade on margin, widening above.

Hind

wing darker gray with two outer paralleldarker bands; nodiscalmark. Expanse, 46

mm.

Type.

— ^One

^male,Santo Domingo, Peru (Schauscollection), Cat.

No. 14970,U.S.N.M.

Apparently nearlyallied to H. nigridorsata

Dognin

^*whichisau- toptically

unknown

tome.

H.

praeda

Dognin

^{^} isapparentlyof this

same

type,with the outerlineeven

more

bent.

(12)HYLESIAORATEX,newspecies.

Male.

—

Thorax and

abdomen

blackabovewithveryfewocherhairs;

sides and venter brown, mixed with ocher, anal tuft ocher. Foro wing dark lilacine gray, the markings well relieved; base diffusely dark-shaded; two roundeddiscal dots,oneinthecell,oneattheend;

outerline straight,moderatelybroad, followed

by

a denseshadingto outer line, which is irregular, projectingin the interspaces 2-3 and 3-4; a broad marginal shade on upper half ofouter margin.

Hind

wing darkly shaded, the inner ^linerunning close to end of cellor crossinglower angle of discal venules, the outer faint, half

way

to the margin. Expanse,36

mm.

Female.

—

^Similarly marked, but

more

diffusely; hind wing with innerband passingbeyond end of cell;

abdomen

with dense lateral andterminaltufts ofgolden ocherhairs. Expanse,50

mm.

Cotypes.

— Two

males, Castro, Parana, Brazil (Schaus collection);

one female,

Novo

Friburgo, Brazil (Schaus collection); one female, RioJaneiro,Brazil (Schaus collection),Cat.No.14971,U.S.N.M.

(13)HYLESIACOfiX,newspecies.

Male.

—

Thorax brow^nish gray;

abdomen

with dark ocher hairs.

Fore winglilacinegray,thebaseirregularlydark shadedto theinner line; a discal

mark

in cell and one at end; outer line straight, followed

by

darkshading to the irregularsubterminal line; a dark shadeon upperhalf of outer margin.

Hind

wingofthe

same

color as fore wing, the central line curved, close to orcrossing thediscal

iM6m.Soc.Ent.I3elg.,vol.19,1912,p. 152. 2Ann.Soc.Ent.Belg., vol. 45, 1901, p.

NO.1947.

NEW

8PECIE8

OF 8ATURNIAN MOTHS—

DYAR. 129 venules; outerlineslightly irregular, shaded, faint. Expanse, 30 to 32

mm.

Cotypes.

—

Five males, Aroa, Venezuela (Schaus collection), Cat.

No. 14972,U.S.N.M.

(14)HYLESIAREX, newspecies.

Male.

—

Like the preceding, but the forewingrather

more

falcate and

much

darker; outerdiscal

mark

onlydistinct; outerlinebroader, the following shade illy defined.

Hind

wing also dark, the lines poorlyrelieved. Expanse, 35

mm.

Ttjpe.—

One

male, St. Jean, Maroni River, FrenchGuiana, April, 1904 (W.Schaus),Cat.No. 14973,U.S.N.M.

(15)HYLESIAORBIFEX, newspecies.

Thorax brown-gray;

abdomen

thickly clothed with ocher hairs, the

brown

ground showing only on dorsum. Fore wing like oratex.

Hind

wing with a large discal mark, the two lines well beyond it, alike inshade, but the outer

much

widerthan theinner. Expanse, 38

mm.

Type.

— One

male, Rio Janeiro, Brazil (Schaus collection), Cat.

No. 14974,U.S.N.M.

(16)HYLESIAREMEX,newspecies.

Thorax

dark gray;

abdomen

with dull ocher hairs. Fore wing

lilacinegray, nearlyclear of shadingtoouter^line; discal

mark

ellip- tical,dark; outerlinestraight, distinct, the followingshadingnarrow andstraighterthan usual,ratherevenlywaved; marginalshade even from apex tovein 3.

Hind

wingclearofshading basallyand with- out discal mark; two lines far out, parallel, the outer broader and fainterthan theinner. Expanse,37

mm.

Type.

— One

male, Rio Janeiro, Brazil (Schaus collection). Cat.

No. 14975,U.S.N.M.

(17)HYLESIALIVEX,newspecies.

Male.

—

Like oratex, but the thorax brown-gray, not black, the

abdomen

withocherhairs dorsally. Forewinglikeoratex,themarks well contrasted.

Hind

wing with thelines passingbeyond the cell,

approximate, alike in shade, the outer broadened and a little irre- gular. Expanse,36

mm.

Female.

—

Similar, the markings

more

diffused; thorax

and

abdo-

men

brown, the latter with lateral and terminal dark ocher tufts.

Expanse, 48

mm.

Cotypes.

— Two

males, three females, Rio Janeiro, Brazil (Schaus collection).Cat. No.14976,U.S.N.M.

This

may

beH. suhcana Walker,describedfroma female, butit is

impossibletobesure fromthe description.

69077°—Pi-oc.N.M.vol.44—13 9

130 PROCEEDINGS OF THE NATIONAL MUSEUM.

^vol.44.

(18)HYLESIALITUREX, newspecies.

Male.

—

Like livex, but smaller and less contrastingly marked;

outerline less defined,nearly continuouswiththesubmarginalshad- ing. Lines of hind wing less relieved, less approximate, the outer

nmning

nearer the margin. Expanse,33to35

mm.

Cotijpes.

—

Five males, 60 miles up the Maroni River, French Guiana,August, 1904 (W.Schaus), Cat.No. 14977, U.S.N.M.

(19)HYLESIA MOLPEX,newspecies.

Entirelysimilar to H.rex, except that the inner^lineofhind wing runsslightlybeyond ^thediscal mark, whichis faintly shown.

Ex-

panse, 35

mm.

Tijpe.

— ^One

^{male, St. Jean, Maroni River, French Guiana, July,}

1904 (W.Schaus),Cat.No.14978, U.S.N.M.

Probably buta variation ofH.rexDyar.

(20)HYLESIA MORTIFEX,newspecies.

Male.

—

Thoraxdeepbrown;

abdomen

with ocher^hairs,banded on the segments. Fore wing slightly falcate, lilacine gray, heavily shaded with darkgray; a whitish powdering oncosta near middle;

discal

mark

large,clouded; outer ^lineslender,hardlylinear, slightly incurved centrally; subterminal shading scalloped below; marginal shadepresentabovevein4.

Hind

wingwithtwomesiallinesshaded, theouterscalloped. Expanse,35

mm.

Type.

— ^One

male, Aroa, Venezuela (Schaus collection). Cat. No.

14979, U.S.N.M.

(21)HYLESIA LOLAMEX,newspecies.

Male.

—

^{Brown, like nigricans Berg, but fore wing}

^more

^falcate,

discal

mark

larger,clouded, browner, the outer linebrowner andless rigid; subterminal shading browner and less defined.

Hind

wing brown like fore wing, the lines curved, brown, similar in shade.

Beneath the hind winghas two faint remote curved similar bands, not with a strong, straight, inner one as in nigricans. Expanse, 35

mm.

Type.—One

male, Aroa, Venezuela (Schaus collection). Cat. No.

14980,U.S.N.M.

(22)HYLESIASCHAUSI, newspecies.

Lilacine gray,

more

rosy in the female. Fore wing squarely pointed, not falcate;

abdomen

densely clothed with ocher hairs in bothsexes. Lines^pale, converging toinner margin, the outer with a darkborder withinit, touching the discalclouded mark; terminal space^pale, defined

by

a scallopedshade; a dark shade on theupper half of theouter margin, leavinga palespotattip.

Hind

wingwith two curved outer darklines, parallel, similar; no discal dot in the

NO. 1947.

NEW

SPECIES

OF 8ATURNIAN MOTHS—

DYAR. 131 male, a faint one in the female. Expanse, male 40

mm.;

female 53

mm.

Cotypes.

—

Three females, Aroa, Venezuela (Schaus collection), Cat. No. 14982, U.S.N.M. Also five males, which are not

made

typeson accountof theuncertaintyof associating the sexesin this genus.

One

of themales islabeled " approximans Walk.," another 'HnficitaWalk." (Seeremark undervalvex.)

(23)HYLESIAPAUPER,newspecies.

Male.

—

Fore wing narrow, subfalcate; all pale mouse-gray, the lineswhitishgray; a blotchinthecelland oneatapex, quitedistinct;

discal

mark

darker, clouded; shade on upper half of outer margin also dark.

Hind

wing narrow, discal

mark

and two outer lines faintlydarker. Expanse,40

mm.

Type.

— One

male, Rio

Huacamaya,

Carabaya, Peru (Schaus col- lection), Cat.No. 14986,U.S.N.M.

(24)HYLESIAMYSTICA, newspecies.

Male.

—

^Fore wing rounded at apex; darkly shaded over lilacine gray; mesialandouterlinesfaint,pale; discal

mark

adiffusenarrow darkshade; marginalspacepale, defining the scallopedsubmarginal darkshade.

Hind

wing withthedarkbandsdissolvedintheground color, leaving a single curved, pale lilacine

band

at outer third.

Expanse,32

mm.

Female.

—

^{Similar, still}

more

darklyshaded;

abdomen

withdense lateral and^terminaltuftsofdarkocherhairs. Expanse,45

mm.

Cotypes.

— Two

males, one female, Trinidad, British

West

Indies (Schaus collection).Cat. No. 14981, U.S.N.M.; also nine males,one female from the Guianas (W. Schaus), apparently identical. In a fewoftheGuiana malesthedark bandsofhindwingareincompletely dissolvedin theground

and

are visible,

somewhat

contradicting the characterassignedin thetable.

H.composita Dognin,ifrom Venezuelais apparentlycloselyalHed, possibly identical, but ^{rt is} impossible to be sure of its position withoutseeing specimens.

(25)HYLESIAATHLIA, newspecies.

Male.

— Abdomen

with dense, slightly ocherous,

brown

hairs.

Fore wing broad, rounded, not square at apex; mouse-gray with slight

brown

^tint; discal

mark

broadly clouded; lines broad, pale, defined, convergingon innermargin; submarginalpalelinesinuous.

Hind

wingwithfaintdark

mark

atendofcell; singleouter paleline, faintlypreceded andfollowed

by

darker. Expanse, 40

mm.

Type.

— One

male, Rio

Huacamaya,

Carabaya, Peru (Schaus col- lection),Cat. No. 14987,U.S.N.M.

iM6m.Soc;Ent.Belg., 1912, vol.19,p. 152.

132

PROCEEDINGS OF THE NATIONAL MUSEUM.

vol.44.

(26)HYLESIACEDOMNIBUS,newspecies.

Male.

—

^{Fore wing square at apex, but not falcate; pale mouse-}

gray; lines pale,obscure; faintpalespotincelland atapex.

Hind

wingwith themarkingsveryindistinct,themarginappearingpaler, withirregular edge. Expanse, 45

mm.

Cotvpes.

— ^Two

^{males, Rio}

^Huacamaya,

Caraba3''a, Peru (Schaus collection). Cat. No.14988,U.S.N.M.

(27)HYLESIAVINDEX, newspecies.

Male.

—

^{Blackish gray;}

^abdomen

^{except at base dark ocher.}

Wings

darkly shaded; tworatherbroadpalelinesconvergingtoward innermargin; submarginal shade pale, faint; discal

mark

diffused, dark.

Hind

wing with dark outer ^lines defining pale mesial and submarginalbands. Expanse,38

mm.

Female.

— More

clouded, the

abdomen

with lateral and terminal ochertufts. Expanse,48

mm.

Cotypes.

—

^{Three males, one female, Rio Janeiro, Brazil (Schaus}

collection). Cat.No. 14983,U.S.N.M.

(28)HYLESIA SOLVEX, newspecies.

Male.

—

^{Similar to vindex, rather smaller,} the outer pale line on forewing witha slightblackish inner border, joiningthediscalspot.

Expanse,31

mm.

, Female.—

Move

clouded;

abdomen

withlateraland terminal tufts ofocher^hairs. Expanse,42

mm.

Cotypes.

— ^One

^{male,onefemale,}Rio Grande doSul, Brazil (Schaus collection), Cat.No.14984,U.S.N.M.

Thisispossiblyaraceofvindex.

(29)HYLESIACRESSIDA, new^species.

Close to alinda Druce, but the female with black lateral and terminaltufts.

The

maleisrather smallerthanalinda,theforewing

lessstronglyfalcate,themarkings notquite sodistinct.

Cotypes.

—

Five males,twofemales,Cuernavaca,Mexico,June and July, "l906 (W.Schaus),Cat.No. 14991,U.S.N.M.

Possibly a northern race of alinda Druce. I accept as alinda specimens fromCostaRicaidentifiedbySchaus. Ihave nomaterial fromthetypelocality (Guatemala).

H.cressidaand euphemiaareverycloselyalliedinthe male. Ihave a long^seriesofmalesthatIcannotcertainly assign to either.

The

abdominaltufts ofthe femalesare so different in colorthatspecimens of thissex cannotbeconfused. Ihave thelarvae ofeuphemia,but those of cressida have not been received.

The

two species occur together. Ihavefemales^of both from Cuernavaca and^Jalapa.

NO. 1947.

XEW

SPECIES

OF SATURyiAN MOTHS—

DYAR. 133

(30)HYLESIA EUPHEMIA,newspecies.

Rosy

b^o^vn; palpiandlegsrosyred. Fore wingsquareatapex, notfalcate;

marks

as in alinda,butblurredandindistinct;

abdomen

ofthemale withstiffocherhairs,bandedwithblackish; femalewith lateral and terminaltufts ofgolden ocherhairs. Expanse,male, 39

mm.;

female,48

mm.

Coiypes.

— One

male,onefemale,Msantla,Mexico (W. Gugelmann), bredfromlarvaeundertheNo. 80, Cat.No. 14990,U.S.N.M.

The

follomngspecies have not been referred to in the preceding tableanddescriptions:

HYLESIA OBSOLETAStoU.

Bomhyx^{obsoletaStoll,Pap.Exot.,}vol. 4,1780,pi.304,fig.C.

A

female, all pinkish, with ill-defmed paler lines.

The Cramer

figures are mostly very poor and inaccurate in detail, lacking the characteristic appearance of theinsects. This

makes

theiridentifi- cationverydifficult.

The

presentspecies

may

not bea Hylesiaatall.

HYLESIA EBALUSCramer.

BombyxebalusCramer,Pap.Exot.,vol.1,1775,^{pi. 50,fig.}G.

A

small pinkish male,which might bethemaleof obsoletaStoll.

HYLESIAMETABUSCramer.

BombyxmetabusCramer,Pap.Exot.,vol.1,1775,pi. 74,fig.D.

A

female, all brown, no markings, thefore wingsquare atapex.

ThisisnotatallcertainlyaHylesia.

HYLESIADOMINAStoll.

BombyxdominaStoll,Pap.Exot.,vol._4,1780, pi. 304,fig.B.

Referredto Hylesia

by

Dognin,^butaccordingtoSchaus probably aneupterotid.

HYLESIALILACINADognin.

Hylesia liladnaDognin,Mem.Soc.Ent. Belg.,vol. 19, 1912, p. 153.

Describedfromafemaleandunplaceablefromthissex.

A

pinkish specieswithlargedarkdiscalmark.

HYLESIA FULVIVENTRISBerg.

Micrattacus fulviventrisBerg,Ann.Soc. Argent.,vol. 15,1883,p. 157.

Said

by

BergtobenearH.nigricans,but

more

grayish,themargin offorewing verylittleobliqueand withotherdifferences.

HYLESIA BULAEAMaassen and Weymer.

Micrattacus bulaeaMaassenandWeymer,Beitr.Schmett., 1886,figs.124,125.

A

veryremarkablycoloredspecies,withbrightgreen bordertothe hind wings,whicharemarbled withgreen below.

A

maleisfigured.

Quitelikely thisrepresents a distinctgenus.

IAnn.Soc.Ent.Belg., vol. 45, 1901, p. 307.

134 PROCEEDIWOS OF THE NATIONAL MUSEUM.

vol.44.

HYLESIA VIOLASCENSMaassen and Weymer.

MicrattacusviolascensMaassenandWeymer,Beitr.Schmett., 1886,fig.126.

A

maleisfigured, a darklycolored, violaceous

brown

species, the outerline straight, distinct,wdthout any submarginallinoorshading.

Verydistinctand probablynot aliylesia. AutomerisohscuraSchaus appears closelyallied tothis.'

HYLESIAVAGANSWalker.

Hyperchiria vagansWalker,Cat.Brit.Mus.,vol.G,1855,p.1312.

PlacedinHylesia

by

Karby,butaccordingtoSchausanOrmiscodes.

HYLESIA NETRIXStoll.

Bomhyx^{netrixStoll,Pap.Exot.,vol.}4,1780,pi. 307,^fig.B.

Placed in Hylesia

by

Kirby, with doubt.

Unknown

to me, but apparentlynotaHylesia.

1Joura.N.Y.Ent. Soc,vol.8,1900, p. 228.