Prostomium conical with four eyes. 5 pairs of maxillae. Mandibles present. No ventral cirri. Only simple winged capillaries, no projecting acicular spines or hooks.

Arabella iricolor (Montagu, 1804)
Found: IndoPacific (a species with
widespread distribution which requires further analysis
to determine if it really is cosmopolitan). After Day
(1967).