AURIS [subgenus of Cythereis] Neviani 1928,p.72,9h. 
[= Hemicythere Sars 1925] Non Auris Spix 1827, 
moll., fide Neave 1939,vol.1,p.365. 
AVERSOVALVA [Cytheropteron (Aversovalva) aureum] Hornibrook 
1952,pe57 (Cytherurinae by Hornibrook] Recent, 
New Zealand. 
AZYGOCYPRIDINA [Crossophorus imperator Brady 1880,p.158, 
pl.33,f.1-11] Sylvester-Bradley 1950,p.364,nom.enove, 
for Crossophorus Brady 1880, not Hemprich and 
Ehrenberg 1828, a nematode [Cypridinidae by S-~B] 
Recent: $ 40°28 : E.177°43'. 
eRe 
BAIRDIA [B.curtus,sic.=B. curta] M'Coy 1844,p.164 [Bairdiidae 
by Sars 1888,p.288] Carboniferous, Ireland. [At 
least 600 species have been referred to this genus: 
Ordovician? to Recent. The genotype of MtCoy'ts 
species was cleaned of matrix and redescribed and 
figured by Jones and Kirkby 1879, p.567,pl.28,f.l. 
For most recent study of carapace see Sylvester--~ 
Bradley 1950b]. 
BAIRDIACEA Sylvester-Bradley 1948a,p.67, 1948b,p.197; a 
Superfamily to include families Bairdiidae and 
Macrocypridae. 
13 
