178 
Psyche 
[December 
Also from “Palenque de Taguayabon” in the same region. 
Named for “Las Villas/’ a popular name for the said 
region. 
Cotypes in the M. C. Z. and in the author’s collection. 
Macromischa (Antillaemyrmex) torrei sp. nov. 
Worker. Length 2 mm. 
Head longer than broad, rectangular, with evenly con- 
vex sides, straight posterior border and rounded occipital 
corners. Eyes convex, situated before the middle of the 
sides of the head. Clypeus convex, with rounded anterior 
border. Frontal carinse parallel. Frontal area indistinct. 
Mandibles ’with denticulate, concave apical border. An- 
tennal scapes scarcely reaching the posterior corners of the 
head; funicular club large, 3-jointed, longer than the re- 
maining funiculus; joint 2-7 broader than long. 
Thorax short, as long as the head with mandibles, 
broader in front than behind, with regular slightly convex 
profile, without dorsal thoracic sutures. Epinotal spines 
about as long as the epinotal declivity, and longer than 
their distance at the base, directed backward and upward, 
and very slightly curved downward. 
Peduncle short, with a small tooth on its anteroventral 
surface. Node longer than broad ; its anterior declivity in 
profile slightly concave, its summit flattened, and its pos- 
terior declivity almost straight. Postpetiole large, twice 
as broad as long, almost as broad as the gaster, and three 
times as broad as the petiole behind, in profile convex 
above. Gaster small, about as long as the thorax. 
Legs small, femora feebly incrassated. 
Surface of body shining, head and thorax densely and 
finely punctate. Gaster smooth. Appendages very finely 
punctate and shining. 
Pilosity scarce. Hairs white, short, erected and scattered 
on the body ; minute on scapes and legs. 
Color uniformly testaceous. 
Described from one specimen found alive among land 
shells given to me by Dr. Carlos de la Torre, and it is a 
