cr 
[ = subgenus of Cypris by Vavra 1895,p.10; as a 
genus: Cypridae-Cyprinae by G. W. Muller 1912, 
p.196] Recent, India. 
STEPHENSONARIA [new name for Pseudocythereis Jennings 1936, 

not Pseudocythereis Skogsberg 1928] attributed to 
Coryell, by Stephenson 1946a,p.305. [* Anti- 
cythereis Van den Bold 1946,p.30, by Stephenson 
1947b,pe579- Bold's paper appeared in print a 
few weeks earlier than Stephenson's, } 
STEUSLOFFIA [Strepula linnarssoni Krause 1889a,p.16,pl.2, 
f.4,5, which #* Beyrichia costata Linnarsson 1869, 
pe85,pl.2,f.67-68, by Thorslund 1940,p.176] 
Ulrich and Bassler 1908,p.295; 1923,p.308 [as a 
subgenus of Beyrichia by U&B 1908; Zygobolbidae-- 
Kloedeninae by Bassler and Kellett 1934,p.25, 
but Beyrichiidae by Bassler and Kellett 1934,p.474; 
Piretellidae by Opik 1937,p.110; ?Drepanellidae-- 
Bassleratiinae by Schmidt 1941,p.50; Hollinidae-- 
Tetradellinae by Hessland 1949,p.352; Tetradellidae-- 
Bassleratiinae by Henningsmoen 1953,p.217,220,223, 
267) Silurian, Gotland. 
STEUSLOFFINA [S. ulrichi] Teichert 1937a,p.120 [ Bairdiidae 
by Teichert; ?Beecherellidae by Agnew 1942,p.760]) 
Ordovician, Arctic Canada. 
was 
