Myrmicinae Lepeletier 1835
Creators: name: Collingwood, Cedric A.
name: Agosti, Donat
name: Sharaf, Mostafa R.
name: Van Harten, Antonius
Publisher: name: Zenodo
Year: 2011
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Formicidae
Myrmicinae

description: <b>Key to the genera of Myrmicinae occurring in the UAE</b> (workers) <b>1</b> Postpetiole attached mediodorsally to the first gaster tergite (Fig. 19); gaster heart-shaped from above (Fig. 20)........................................................................... <i>Crematogaster</i> Mayr <b>–</b> Postpetiole attached medioventrally to the gaster (Fig. 22) which is pear-shaped in dorsal view (Fig. 21).................................................................................................................... <b>2</b> <b>2</b> Antennae 10-segmented, the two apical segments forming a distinct club (Fig. 23)...................................................................................................................... <i>Solenopsis</i> Westwood <b>–</b> Antennae 11- or 12-segmented with a three segmented club (Fig. 24) or with a less well defined club of five thickened segment............................................................................. <b>3</b> <b>3</b> Mandibles, in full-face view, broadly rounded or flat (Fig. 25). Workers polymorphic with head width increasing allometrically with increasing body size.................... <i>Messor</i> Forel <b>– Mandibles, in full-face view, triangular (Fig. 26). Workers monomorphic or dimorphic. <b>4</b> </b> <b>4</b> Clypeus longitudinal bicarinate (Fig. 27). Propodeum without spines or teeth (Fig. 28)................................................................................................................... <i>Monomorium</i> Mayr <b>–</b> Clypeus with median portion rounded or flat (Fig. 29). Propodeum bituberculate or with distinct spines or teeth (Fig. 30)........................................................................................ <b>5</b> <b>5 Clypeus raised into a ridge in front of antennal insertions (Fig. 32)..... <i>Tetramorium</i> Mayr</b> <b>– Clypeus not raised into a ridge in front of antennal insertions.......................................... <b>6</b> </b> <b>6 Dimorphic species; major workers have greatly enlarged incavate heads broad, threetoothed mandibles (Fig. 31). Minor workers have narrow heads with long multidentate mandibles (Fig. 33).............................................................................. <i>Pheidole</i> Westwood</b> <b>–</b> Monomorphic species; all workers in a colony of more or less even size and shape, having mandibles of five teeth....................................................................................................... <b>7</b> <b>7</b> Postpetiole enlarged, in most species wider than long in dorsal view and cordiform (Fig. 34). Mid body entirely without dorsal hairs..................................... <i>Cardiocondyla</i> Emery <b>–</b> Postpetiole not conspicuously enlarged (Fig. 35). Body hairs present over whole dorsum.................................................................................................................. <i>Leptothorax</i> Mayr
description: Published as part of <i>Cedric A. Collingwood, Donat Agosti, Mostafa R. Sharaf &amp; Antonius van Harten, 2011, Order Hymenoptera, family Formicidae, pp. 1-70 in Arthropod fauna of the UAE 4</i> on page 17, DOI: 10.5281/zenodo.1168586