Abdomen ovate, the scale of the petiole incrassate and slightly notched above. ❋ Various (N/A)
_Thorax_, oblong-ovate in the _female_, in the _worker_ transverse in front and narrowed behind with the metathorax bidentate; the anterior wings with one elongate marginal cell and two submarginal cells, the second extending to the apex of the wing; the legs stout, the femora incrassate; abdomen ovate, the peduncle with two nodes. ❋ Various (N/A)
Pale ferruginous, with the anterior part of the face darker, the mandibles incrassate and very dark fusco-ferruginous; head very large and divided by a deep longitudinal channel, emarginate behind, nearly quadrate; the eyes small and placed forwards on the sides of the head. ❋ Various (N/A)
Head globose; antennæ longer than the body, and very slender and setaceous; the prothorax forming a slender neck; the anterior wings with one marginal and three submarginal cells; the femora slightly incrassate, not denticulate; the tarsi 5-jointed. ❋ Various (N/A)
Thorax rugose-striate, the anterior lateral angles dentate, the metathorax without spines; the femora thickly incrassate and greatly attenuated at their base. ❋ Various (N/A)
Abdomen ovate, truncate at the base, its apex fuscous; the first node of the petiole compressed, its margin rounded above, the second node incrassate and subglobose; club of the antennæ 2-jointed. ❋ Various (N/A)
Abdomen ovate, the node of the petiole incrassate, and viewed sideways is triangular or wedge-shaped. ❋ Various (N/A)
Abdomen smooth, shining, and ferruginous; the node of the petiole incrassate, cylindric, and tapering upwards into a very acute spine. ❋ Various (N/A)
_ Closely resembling the female, but with the legs black; the posterior femora incrassate, the tibiæ narrow at their base and broadly dilated at their apex, which, as well as the calcaria, are pale testaceous. ❋ Various (N/A)
Abdomen very smooth and shining; the node of the petiole incrassate and tapering upwards into an acute spine. ❋ Various (N/A)
Abdomen very smooth and shining, with the apical margins of the segments narrowly rufo-piceous; the posterior legs incrassate and dark rufo-piceous. ❋ Various (N/A)
The node of the petiole incrassate, very slightly elevated; viewed sideways, broadly wedge-shaped; the abdomen ovate. ❋ Various (N/A)
Abdomen ovate; the scale incrassate, armed above with two stout acute teeth. ❋ Various (N/A)
Abdomen ovate, the node of the peduncle elevated, incrassate, rounded anteriorly, and flat behind. ❋ Various (N/A)
_ Very closely resembling the female, but rather smaller; the anterior and intermediate femora more incrassate, and all the femora with a simple row of teeth or serrations on their inferior margins. ❋ Various (N/A)
Thorax: the anterior margin slightly rounded with the lateral angles very acute; the femora very thickly incrassate in the middle; the apex of the tibiæ ferruginous. ❋ Various (N/A)
Abdomen: the second segment slightly narrowed at its base, the node of the petiole incrassate and compressed, its upper margin rounded. ❋ Various (N/A)
Thorax narrowed before the wings, which are dark fuscous, with a hyaline irregular mark below the stigma, crossing the submarginal cell; the anterior margin of the anterior wings pubescent; the metathorax broad, margined laterally, with a central forked carina, and a crooked one on each side; the posterior legs incrassate. ❋ Various (N/A)
Abdomen ovate, the scale of the petiole incrassate, somewhat wedge-shaped when viewed sideways, the abdomen sparingly sprinkled with long pale hairs. ❋ Various (N/A)
Thorax nearly flat above, very slightly convex with the sides margined, the anterior margin slightly rounded, the lateral angles produced into small acute spines; a deep strangulation at the base of the metathorax, a little before which the lateral margins are produced into an angular tooth, the metathorax with two short acute spines; the femora thickly incrassate. ❋ Various (N/A)
