Leptanillini Emery, 1910

Leptanilla Emery, 1870.

Protanilla Taylor in Bolton, 1990b.

Worker diagnosis.

Medial mandibular surface with or without peg-like chaetae.

Mandible with 0-4 teeth along medial margin.

Labrum with (Fig. 21A, B) or without multiple ranks of peg- or pencil-like chaetae.

Maxillary palp 4-, 2-, or 1-merous.

Labial palp 2- or 1-merous.

Clypeus extending posteriorly between antennal toruli (Fig. 22A) or not (Fig. 22B).

Posteromedian epistomal sulcus clearly discernible (Fig. 22A) or not (Fig. 22B).

Occiput not visible in full-face view.

Meso-metapleural suture present or absent.

Propodeal lobes absent.

Subpetiolar process present or absent.

Abdominal postsclerites II-III with tergosternal fusion.

Abdominal segment III petiolate, narrower than posterad abdominal segments.

Abdominal postsclerites IV subequal in length to, or greater in length than, abdominal postsclerites V-VI.

Abdominal tergite VII enlarged, not dome-like.

Gyne diagnosis.

See respective gyne-based diagnoses for Protanilla and Leptanilla below.

Male diagnosis.

As for the Leptanillinae, but Rs+M and 1m-cu absent. Abdominal segment II with complete tergosternal fusion. Lateropenite present or absent; if present, then not articulated to parossiculus and never malleate.

Larval diagnosis.

See respective larval diagnoses for Protanilla and Leptanilla below.