Ancipitis Hulcr & Cognato, 2013

Ancipitis Hulcr & Cognato, 2013: 41.

Type species.

Xyleborus puer Eggers, 1923; original designation.

Diagnosis.

1.9-5.4 mm long, 2.08-2.73 × as long as wide. Ancipitis is distinguished by the flat submentum that is flush with genae and shaped as a distinct large triangle; elytra extremely long, flattened, very gradually descending, broadened laterally and elongated apically; declivital face appearing somewhat depressed below posterolateral costa and covered with hair-like setae; pronotum extended anteriad, appearing conical, type 0 in dorsal view, without serrations on anterior margin; antennal club flattened, type 3 with three sutures visible on the posterior face; scape long and slender; protibiae slender, all tibia bearing large denticles; procoxae appearing tall, longer than basal width; scutellum flat, flush with elytra; procoxae narrowly separated; mycangial tufts absent; elytra unarmed.

Similar genera.

Diuncus, Leptoxyleborus .

Distribution.

Distributed in temperate and tropical Asia and Melanesia.

Gallery system.

This consists of branched tunnels without brood chambers (Browne 1961b). There may also be surface galleries between the bark and the sapwood (Kalshoven 1959b; Browne 1961b).