Cyzicus (crustacean)

Cyzicus is a genus of clam shrimps in the family Cyzicidae. Identified by Jean Victoire Audouin in 1837, the genus was reidentified as Caenestheriella by Eugen von Daday in 1910.

There are seven species in the genus:
 * Cyzicus belfragei (Packard, 1871) – Belfrage clam shrimp
 * Cyzicus californicus (Packard, 1883) – California clam shrimp
 * Cyzicus elongatus (Mattox, 1957 – elongate clam shrimp
 * Cyzicus gynecia (Mattox, 1949) – Mattox clam shrimp
 * Cyzicus mexicanus (Claus, 1860) – Mexican clam shrimp
 * Cyzicus morsei (Packard, 1883) – Morse clam shrimp
 * Cyzicus setosa (Pearse, 1912) – setose clam shrimp