Kensakia, Harris & Iwasaki, 1997

Harris, Vernon A., 2014, Porcellidiidae of Australia (Harpacticoida, Copepoda). II. The Importance of the Male Antennule in Taxonomy, Records of the Australian Museum 66 (2), pp. 111-166 : 129

Key to species of Kensakia

Kensakia acuticaudata (Thompson & Scott, 1903) has not been included in this key due to lack of data

on male characters.

1 Numerous dorsal sensilla on cephalosome (>200). Distal coupling denticle on segment 4 of male antennule relatively large (10–15 µm) ............................................... Kensakia shimodensis Harris & Iwasaki, 2009

—— Dorsal sensilla not numerous (<50). Distal coupling denticle on segment 4 of male antennule small (5 µm) .......................................................................... 2

2 Male P5 curved, not trapezoid. Male rostrum U-shaped in ventral view. Ventrolateral band on cephalosome not net-like ..................................................................................... Kensakia parva Harris & Iwasaki, 2009

—— Male P5 trapezoid. Male rostrum V or Y-shaped in ventral view. Ventrolateral band on cephalosome net-like ............................................................................. 3

3 Female maximum length <0.65 mm. Female cephalosome width/rostrum ratio <4.2. Labrum with pad of minute setules + four lateral striations. Female carries eight eggs. (Plate 1D .............. Kensakia australis sp. nov.

—— Female maximum length> 0.75 mm. Female cephalosome width/ rostrum ratio> 4.5. Labrum without pad of fine setules or striations. Female carries 16– 18 eggs. (Plate 2F) ......... Kensakia acuta (Kim & Kim, 1997)