Aptinoma

Fisher, Brian L., 2009, Two new dolichoderine ant genera from Madagascar: Aptinoma gen. n. and Ravavy gen. n. (Hymenoptera: Formicidae), Zootaxa 2118, pp. 37-52 : 39

Key to workers of Malagasy Aptinoma

1 In profile, metanotal groove distinct and set in shallow V-shaped impression ( Figs 1 a, e). Propodeal dorsum more or less convex, meeting steeply sloped declivity in blunt, narrowly rounded curve. In dorsal view, lateral margin of pronotum evenly convex, without blunt angle at widest point ( Figs 1 c, 2c). Body light to dark brown............................. ......................................................................................................................................................... Aptinoma antongil

- In profile, metanotal groove not set in a V-shaped impression ( Figs 3 a, 4a). Propodeum in absolute profile without differentiated dorsal and declivitous surfaces, forming single evenly rounded surface. In dorsal view, lateral margin of pronotum with blunt angle at widest point ( Figs 3 c, g). Body yellow to orange. ...................................................... ........................................................................................................................................................ Aptinoma mangabe

Figures

FIGURE 1. Aptinoma antongil major worker CASENT 0489161. A, profile; B, petiole in ventral view (anterior to left); C, dorsum; D, petiole in profile (anterior to left); E, full face; F, buccal cavity.

FIGURE 3. Aptinoma mangabe major worker holotype CASENT 0130146 (major) A – D; minor worker paratype CASENT 0130148 E – H. A, profile; B, full face; C, dorsum; D, head in profile; E, profile; F, full face; G, dorsum; H, head in profile.