Leptothorax sculptiventris, Mayr., var. distincta

Crawley, W. C., 1922, Formicidae - a new species and variety., Entomologists Record and Journal of Variation 34, pp. 85-86 : -

Leptothorax sculptiventris, Mayr., var. distincta , var. nov.

[[worker]] L., a little over 5.0mm. (type 4.0mm.). Differs only in the colours, which are more sharply defined. Thorax and petiole pale yellow; head, mandibles and basal third of gaster slightly deeper in colour. Funiculus and apical third of scape dark chocolate-brown; tip of apical segment of funiculus and remainder of scape yellow-brown. Apical joints of tarsus, the basal fifth of femur, the apex of coxa, and apical half of tibia pale yellow; the remainder and apical two-thirds of gaster dark chocolate-brown.

The femora are very swollen. In addition to the lateral teeth of the petiole, this segment bears a small sharp tooth beneath. The postpetiole bears on each side behind a small tubercle carrying a short stiff hair.

1 [[worker]], South America (Dr. Swale).

Type W.C.C. coll.