(Thompson, 1903)
Females: Forehead with spiniform process. Mxp B with large marginal teeth. P5 with single terminal spine. More characters can be accessed by backtracking the key:
Page 721
Males: Anterior part of head (lateral view) with deep, wide gap between R and forehead. P4 C with seta. More characters can be accessed by backtracking the key:
Page 1159: Copepoda: Genus Cornucalanus males