Taxonomy

Eccoptopterus Motschulsky, 1863: 515.

Synonyms

Platydactylus Eichhoff, 1886: 25. Preoccupied by Goldfuss 1820.

Eurydactylus Hagedorn, 1909: 733. New name for Platydactylus Eichhoff nec Goldfuss 1820. Hagedorn, 1910b: 110.

Diagnosis

2.5−4.2 mm long and stout (2.06−2.3 times as long as wide). Eccoptopterus can be distinguished by the robust pronotum almost as large or larger than abdomen; pronotal base bearing a dense tuft of setae; pronotal disc asperate; elytra excavated with denticles around the margins and by the metatibiae conspicuously enlarged and flattened. In addition, the scutellum is flush with elytra and flat, and the procoxae are contiguous.

May be confused with

None. This genus is morphologically very distinctive and is not similar to other genera.

Distribution

throughout the tropical regions of Africa and Asia to New Guinea, Australia, the Solomon Islands, and Samoa

Gallery system

The radial entrance gallery leads to several branches in various planes, not penetrating more than 3–4 cm. In small diameter stems, the branches may be longitudinal. Enlarged brood chambers are absent.

Remarks

This genus is in need of revision.