SOLENOPSISPICEA Emery.
Honduras:
San Juan
Pueblo, Carmelina.SOLENOPSISGEMINATA (Fabricius).
In all localities visited.
MACROMISCHA SCANDENS.new species.
Worker.—
I^ength 3.25mm.
(fig. 14).Head
distinctly longer than broad, subquadrate, sides nearly Straight, occipital corners broadly rounded, border straight.Man-
dibles with five stout teeth. Clypeus flat in front and straight at anterior border. Frontal carinae feebly elevated, straight, extend- ing to opposite anteriorborder ofeye. Antennal scapes extending about five-sixths the distance to occipital corners, funicular joints 2-7 transverse; club longer than remainder of funiculus, slender,
with the first joint shorter than the second and the terminal
Fig.14.
—
M.\CKOMiscHA scandens,new.species. Wokker.longer than the othertwo together. Eyes large,little convex, situ- ated well in front of middle of sides of head.
Thorax
robust, convex in profile, pronotum with an indistinct, thick margin at sides, anteroventral corners obtusely angulate. Mesopinotal suture distinct, but not interrupting the sculpture. Base of epinotum flat inprofile,aslongas the declivity, spines straight,moderatelystout, longerthantheir distance apartat base, directedupward
and back- ward, diverging; inferior spines large, longer than broad, rounded apically. Petiolebeneath strongly biconvexinprofile,anteroventral toothelongate triangular, directed forward, peduncleslender, aljout as long as node and gradually rounding intoit; node longer than high, evenly convex in profile, from above longerthan broad, with sides rounded. Postpetiole rounded, a little broader than long and broader than the petiole. Legs long and rather slender.Mandibles punctate, shining.
Head
feebly shining, thorax more shiningthantheheadbutmuch
lessthan thegasterandlegs.Head
withfine striae,someofthem
slightly tortuous,longitudinalatmiddleABT.13.
ANTS FBOM HONDURAS AND GUATEMALA MANN.
31 and becoming diagonal posteriori}^ at sides, the surface between and the antennal fossae densel}^ punctate.Thorax
with coarse^rugae, longitudinaland
more
regularon thepronotum, tortuousbe- hind. Peduncleof petiole densely, superficiallypunctate above,node longitudinally rugose. Postpetiole punctate and with indistinct longitudinal rugae. Gaster with very fine and sparse punctation.Legs fairly punctate.
Yellowish, rather stiff erect hairs on head, thorax and abdomen.
Appendageswithshort,finerecumbent hairs.
Dark
reddish brown, appendages not orscarcely lighter tlian the body.Type
locality.—
Honduras: Lombardia.Cotypes.
—Cat.
No. 24452, U.S.N.M.Described from six workers that were found on the trunk of a tree at the edge of the forest.
When
disturbed they elevated the bodj' and shoved the gaster forward and beneath it in the usual Macromischa manner.In its large size, coarse sculpture, the short antennal scapes and in the structure ofthe nodescandens is entirely different fromthe other Central American species.
The
Tetramorium like habitus is somewhat similar to that ofM.
aifinu«Mann
from Cuba, but the structure ofthe nodeis very unlikeinthetwo species.An
aberrant form.M.
scandensmightpossiblybe considereda largeLeptothorax but hasnoclose relationshipwithanydescribedspecies in thatgenus.LEPTOTHORAX(GGNIGTHORAX) ECHINATINODISForel, rar.ACULEATINODISEmery.
Honduras
: Ignacio.One
smallcolonyin atwig.ROGERIA?BELT!, new species.
Worke7\
—
Length 2-2.25mm.
Head
subquadrate,a little longer than broad, sides anil posterior border nearlj^ straight. Mandibular blades witli six unequalteeth.Clypeus moderately convex, the median portion finely margined, anteriorborder very feebly concaveat middle, tlyes little convex, situated at anteriorthird of sides of head. Antennal scapes stout, not attainingoccipital corners, funicularjoints, except the first and the three forming the club, strongly transverse, terminal joint dis- tinctly longer than the tAvo preceding joints.
Thorax
robust, not very convex above, humerirounded, inferior angles triangular, not produced. Mesoepinotal suture perceptably impressed, but not in- terrupting the sculpture. Epinotal base rather flat and sloping, aboutaslongas the declivity;spines straight, acute at tips,as long as their distance apart at base, directedbackward andupward
and moderately divergent; inferior spinesbroadand rounded. Petiolar32 PROCEEDINGS OF
THE NATIONAL MUSEUM.
vol, 61.peduncle shorterthanthe node,whichishigherthan longandconvex in profileand,fromabove,alittlelongerthanbroad,with'moderately rounded sides. Postpetiole in profile slightly shorter than the petiolarnode and lessconvex above; from above nearly circular in shapeandalittlebroaderthanthenode.
Shining,the gaster. postpetioleandlegsmorethantherest.
Man-
diblesshiningandfinelypunctate.
Head
atmiddlewith longitudinal and at sides with oblique striae, which are somewhat recticulate;
occiput and thorax coarsely reticulate, epinotum more widely so.
Petiolarnode regulose. Postpetiole and gaster finely and sparsely punctate.
Ver}^ fine erect hair aboundant on liead and body, similar, biit shorter,on appendages.
Black. Mandiblesand appendages reddish brown.
Type
locality.— Honduras:Progresso.
Cotypes.—C2Lt.No. 24453,U.S.N.M.
Described from a dozen workers from one colony found beneath bark.
Uogeria tonduzi Forel, the only other
known
Central American species, has the clypeal margins elevated, the thorax is strongly convex and without trace of mesoepinotal impression, the petiolar noderisesvery graduallyfromthepeduncleandislesselevatedthan in helti.^ and itseyes are situatedmore
nearly atthe middle of the sidesof head.ROGERIAINERMIS. newspecies.
IFoy'A-e/'.—Length,1.90
mm.
(fig. 15).Head
distinctlylongerthanbroad,slightlynarrowedinfront,sides scarcely convex, posteriorcorners broadl}^ rounded, borderstraight.Mandibles with five tri- angular teeth.
Median
portion ofclypeus elevated and margined at sides by narroAv carinae; anterior border broadly
concave.
Frontal lobes about twice
Fig. 15.
—
Rogeuia inkrmis, new species. , , i ,i •
as long as broad, their outer blades broadly rounded. Antennal scapes extending four- fifths the distance to occipital corners; first funicular joint longer than the second and third together, joints 2-8 strongly transverse;
club withtheterminaljoint
much
longerthantheothertwotogether.Eyescomposed ofabout twelve facets,situated at sides ofhead well in front of middle. Thorax robust, Avithoutsutures; inferiorangles ofpronotum dentiform, anteriorcorners subangulate. dorsum mod- eratelyconvex. Basalanddeclivouspartsofepinotumnotdistinct;
border of lattersurface unevenly margined, themargin behindele-
ART.13.
ANTS FROM HONDURAS AND GUATEMALA MANN.
33 vated into low rounded lamellae. Petiole with a slender peduncle shorter thanthe node and roundingintoitabove; nodein profile as long as broad, evenly convex above; from above one and one-third timesaslongasbroad. Postpetiolebroadest behind,scarcelybroader thanthe petioleanda littlelonger than broad, (xasterbroadlyoval.Gastershining, body and appendages moderately shining.
Man-
dibles finelypunctate and,at base, indistinctlystriate.
Head
irregu- larly striate, the striae longitudinal on front, slightly oblique at sidesand becomingreticulateonocciput, the surfacesbetween striae uneven and finely punctate.Thorax
rugosely striate, two striae at base transverse, the remainder irregularly longitudinal on pro andmesonotum
and reticulateonepinotum. Petiole punctate andfinely rugulose. Postpetiole finely punctate. Gaster with very fine punc- tures.Head
andbodywith moderately abundant,long,erect,silky hairs.Antennaeandlegswithshorter,finehairs.
Dark
brownishred,gasterblack,appendages brownish-yellow.Tyye
locality.—
Honduras:Progresso,Lombardia.Cotyj>e8.—Q2ii. No. 24454, U.S.N.M.
Describedfromfive workers.
The
Lombardia specimen is darker in colorandthereticulationofthe thoracicrugaeismorepronounced.Rogeriainermis is distinctfrom the other Neotropical species in havingtheepinotum unarmed.
The
shapeof theheadresemblesthat of certain speciesof Tetramorium and the petiole, broadest behind,ISsomewhat similar tosomespeciesof Macromischa.
APSYCHOMYRMEX MYOPSWleeler.
Honduras:
San
Jaun Peublo,Lombardia.Occurs in small colonies beneath stones, the colonies resembling those ofRogeria.
TETRAMORIUH (TETROGMUS) SIMILLIMUM F.Smith.
Honduras:Ceiba.
WASMANNIA AUROPUNCTATA (Roger).
Honduras: Ceiba,
San Juan
Pueblo, Cecilia,Lombardia.CRYPTOCERUS GIBBOSUSF.Smith.
Honduras
:Ceiba,San Juan
Pueblo.CRYPTOCERUS MULTISPINUSF. Smith.
Honduras: Ceiba,Lombardia.
CRYPTOCERUSANGULATUSF.Smith.