The Ants of the Baltic Amber. 
107 
anteroposteriorly. The punctures on the mandibles are finer and the 
frontal strise do not extend as far back as in D. theryi. Otherwise 
the sculpture and the 
pilosity are much as 
in the latter species. 
Legs with very short, 
reclinate hairs. Color 
red. 
Described from 
a single beautifully 
preserved specimen 
(without a number) in 
the Geolog. Inst. Koe- 
nigsberg Coli. In my 
figure the eyes should be slightly reniform and somewhat more 
approximated in front. 
Tribe Gesomyrmini Forel. 
Genus Gesomyrmex Mayr. 
Gesomyrmex annectens , sp. nov. 
Worker (Fig. 52). Length 4 — 6 mm. 
Body rather stout. Head longer than broad, about as narrow 
behind as in front, with convex sides and broadly and feebly excised 
posterior border. Cheeks and anterior corners of head well-developed. 
Eyes very large and convex, fully half as long as the head, reniform, 
somewhat approximated in 
front, situated in front of 
the middle of the head, 
only their extern al orbits 
visible when the head is 
seen from below. Ocelli 
small but distinct. Clypeus 
moderately convex, with 
a prominent rounded lobe, 
half as long as the remainder 
of the sclerite. projecting 
over the bases of the mandi- 
bles. Mandibles long and 
narrow, 9-toothed, their external blades rather straight at the base, convex 
apically. The teeth are of unequal length, long and short ones alternat- 
Fig. 52. Gesomyrmex annectens sp. nov. 
Worker, B 1501. 
