Key: Step 608. Copepoda: Family Eucalanidae (in part, 1) females
Copepoda: Family Eucalanidae (in part, 1) females

Female Ur of 3 free somites (somite 4 fused with CR):

Eucalanus hyalinus

Eucalanus hyalinus

Female Ur of 2 free somites (somite 3 fused with CR).

Step 609
Decision path