(F. Dahl, 1894)
Females: A1 extends beyond CR by 6 segments. Total length 4.0-5.4 mm. More characters can be accessed by backtracking the key:
Page 673
Males: Left P5 Exp3 with 2 very unequal terminal spines, longest 14 times longer than shortest, and 1 longer subterminal spine. More characters can be accessed by backtracking the key:
Page 883: Copepoda: Genus Hetrostylites males