New species of the genus Stenoma from Costa Rica

80 PROCEEDINS ENTOMOLOGICAL SOCIETY

NEW SPECIES OF THE GENUS STENOMA FROM COSTA RICA.

[Lepidoptera; Stenomidce.]

BY AUGUST BUSCK.

Stenoma

liniella,

new

_species.

Labial_palpidark_ochreous;second_jointdark-shadedexternally.

Face

and head ochreousfuscous.

Thorax

ochreousfuscous with adeep^black- ish

brown

central longitudinal^line. Forewings broad with evenly rather stronglycurved _{costa,bluntlypointed} apex andstraighttermen and dor- sum;light ochreus with threedarkfuscous outwardlyobliquecross-lines asin

Stenoma

tristrigellaZellerand with a dark line around theentire edge; the ^firstand secondcross-linesare nearlystraightand _parallel from basal third

and

from the middle of costa respectively, and both curve slightlyoutward, as theyapproach ^thedorsal edge; the^thirdline, which

isnearerto the second than this ^is to the _first, is bent outwardly^{in a} gentle curve and meets the second at theanal _angle.

Hindwings

light fuscous, darker towards the

tip.

Abdomen

dark fuscous. Posterior legs lightochreous.

Alar _expanse, 32-34 mm.

Habitat: Sixola

_River,

Costa Rica (Wm.

Schaus").

Type: No.

13202,

U.

S.

National Museum; cotype

^{in Brit-} ish

Museum.

Stenoma

fraternella,

new

species.

Labial _palpi ashy gray ^with ochreous base.

Head

and thorax dark fuscous. Forewings shaped ^asin

Stenoma

_elegans Zeller, but_{hardly as} pronounced; dark brownishfuscous with a dusting of silveryscalesand three oblique dark-browncross-lines; these are about_equivalentandall nearlyparallel;one

from

basal third of _costa, onefrom the middle,

and

one from_{apical third,}thelastnearly straight across the ^tip ofthe wing, thetwo others gentlycurved outward _{as they}approach ^thedorsal edge, which _they

do

not quite reach.

Hindwings

^{dark fuscous. Both} pairs of wings on ^the underside with bright-yellow ^costal edges.

Abdomen

dark fuscous above with reddish ochreous cross-bars; underside _light ochreous.

Hind

_{legs light ochreous;} tarsal jointswithtuftof hairson upper^{side in} continuationof thetibial tuft.

Alar _expanse: 34-38 mm.

Habitat: Juan Qinas, Costa Rica (Wm. Schaus).

Type: No. 13203, U.

S.

National Museum; cotype

^{in Brit-} ish

Museum.

This

_species

would, on account

of its peculiar

wing- form

and

of its tuftedtarsi, fallin Zeller's

genus Loxotoma, which,

however,

^{as I}

have shown

before,

cannot be maintained

as a

sound _genus.