PROPARAPARCHITES [P. ovatus] Cooper 1941,p.62 [Leperditellidae 
by Cooper; Kloedenellidae-Kloedenellinae by 
Henningsmoen 1953,p.2h3,271] Mississippian of 
Illinois. 
PROPLECTRUM [P. platum] Kesling and McMillan 1951,p.64 
{Hollinidae by Kesling and McMillan, Devonian, 
Michigan. 
PROPONTOCYPRIS [Pontocypris trigonella Sars 1866,p.16]) 
Sylvester-Bradley 1947,p.193,]new name for 
Erythrocypris Muller 1894,p.256; 1912,p.109, Sars 
1923,p-47; Cypridae-Pontocyprinae] Recent off 
Northwestern Europe. 
PROTEOCYPRIS [P. salina] Brady 1906,p.334% [= Cypridopsis 
Brady, by Ge We Muller 1912,p.208] Recent, England. 
PROTOCYTHERE [Cytherina triplicata Roemer 1840,p.104,pl.16, 
f.16] Triebel 1938b,p.180 {Cytheridae-Cytherinae 
by Triebel] Lower Cretaceous, Germany. 
PRUVOSTINA [P. wanlessi] Scott and Summerson 1943,p-670 
[Cypridae by S&S] Pennsylvanian, Tennessee. 
PSAMMOCYTHERE [P. remanei] Klie 1936b,p.59 [Bythocytherinae 
by Klie, 1936b; Cytheridae-Psammocytherinae by 
Klie 1938a,p.e2l14] Recent, Helgoland. 
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