Unixenus Jones, 1944

Short, Megan & Huynh, Cuong, 2011, The genus Unixenus Jones, 1944 (Diplopoda, Penicillata, Polyxenida) in Australia, ZooKeys 156, pp. 105-122 : 107

Unixenus Jones, 1944

Monoxenus Jones, 1937: 138; Silvestri 1948: 216.

Unixenus Jones, 1944: 94; Nguyen Duy-Jacquemin and Condé, 1967: 68.

Diagnosis.

The genus is typical of the family Polyxenidae with 10 tergites plus telson, 13 pairs of legs and 8 ocelli in each eye. Antennal article VII has 2 thick basiconic sensilla with 1 setiform sensillum between, and 1 coeloconic sensillum posteriorly. Gnathochilarium has long lateral palps at least 1.5 X diameter of medial palp, 20-22 simple sensilla on medial palp and 13 on lateral palp. Spine on tarsus 2 absent, replaced with small setiform sensillum. 2 or more rows of barbate trichomes posteriorly on each tergite with trichomes arranged in 2 broad clusters either side of the midline, with a small gap between clusters. Posterior row of trichomes continuous or with medial gap, anterior row often uneven, intermediate trichomes rarely in defined rows. Telson with single caudal bundle containing trichomes with 1-11 hooks, ornamental trichomes with distinct dark long trichomes c either side midline.

Type species.

Unixenus padmanabhii (Jones, 1937).