CYPRIDINIDAE, as used by Ulrich 1894,p.632, included: 
Cypridina, Cypridinella, Cypridellina, Sulcuna, 
Cypridella, Cyprella, Bradycinetus, Philomedes, 
Rhombina, and Cyprosis. By G. W. Miiller 1906, 
pel2-33, it was divided into the following sub- 
families: Cypridininae, Sarsiellidae, Cylindrole- 
berinae.e 
CYPRIDINIFORMES Skogsberg 1920,pe158,159-544, a suborder 
to include the families Cypridinidae, with sub- 
families Cypridininae and Philomedinae; Ruti- 
dermatidae, Sarsiellidae; and Asteropidae. 
CYPRIDININAE Dana 1853,p.e1281, subfamily of Halocypridae, 
for the genus Cypridina. 
CYPRIDINODES [C. favus] Brady 1902,p.187 [Cypridinidae by 
Brady] Recent, "Locality appears to have been lost." 
[=Cypridina by G. W. Miiller 1912,p.13] 
CYPRIDINOPSIS Armstrong 1871,pe26 [used by Armstrong in a 
checklist for two species: C. youngiana (J.& K.) = 
Cythere? youngiana Jones and Kirkby 1867, p.223; 
and C. simplex Je & Ke = Polycope simplex (Armstrong) 
by Jones 1873b,p.e412. Both species are referred 
to Polycope by Bassler and Kellett 1934,p.43h, 
4356 
CYPRIDONOTUS Claus 1893,p.197, a mistake in spelling of 
Cyprinotus Brady 1886a. 
48 
