Key: Step 870. Coepoda: Genus Monacilla females

Gns symmetrical, not protruding on right. P4 Co inner posterior surface with transverse row of spinules, left and right leg of equal length:

Monacilla gracilis

Monacilla gracilis

Gns asymmetrical, protruding on right. P4 Co inner posterior surface with transverse row of spinules, longer on left, sometimes absent on right:

Monacilla typica

Monacilla typica
Decision path