Anochetus

Fisher, B. L. & Smith, M. A., 2008, A revision of Malagasy species of Anochetus Mayr and Odontomachus Latreille (Hymenoptera: Formicidae)., PLoS ONE 3, pp. 1-23 : 4

Key to males of Malagasy Anochetus (males of goodmani unknown and not included)

1. Shortest distance between lateral ocellus and margin of compound eye smaller than maximum length of ocellus. Petiolar node as seen from front or rear with lateral corners rounded, without acute spine or sharp tooth ........... 2

Shortest distance between lateral ocellus and margin of compound eye distinctly greater than maximum length of ocellus. Petiolar node as seen from front or rear with lateral corners with acute spine or tooth ................... 3

2. Body yellowish brown. Petiolar node as seen from front or rear with apical margin concave. Paramere simple with rounded apex (Fig. 8c) .................... madagascarensis

Body dark brown, black. Petiolar node as seen from front or rear with apical margin more or less flat. Paramere constricted apically into a veIntrally-directed digitiform lobe (Fig. 8d) ............................. pattersoni

3. Head and mesoscutum with dense reticulate sculpture, opaque, not smooth or shiny. Declivitous surface ofpropodeum abrupt, about as long as dorsal surface............. grandidieri

Head and mesoscutum with week sculpture, smooth and shiny areas present. Declivitous surface of propodeum gradually sloping posteriorly, indistinctly delimited from dorsal surface................................. boltoni