204 



but the spire of the last-mentioned species is well developed, and 

 the shell generally is somewhat narrower. 



Dimensions. — Length 28 mm. ; breadth 18 mm. 



Form, and Loc. — Eocene : Muddy Creek, Victoria. 



G. 9416. An example of the neanic stage of growth. Purchased. 

 Cyprsea parallela, Tate. 



1890. Cyprcta parallela, Tate, Trans. Eoy. Sou. South Aust. vol. xiii. pt. 2, 



p. 203. 

 1892. CyprcBa parallela, Tate, id. vol. xiii. supp. pi. v. fig. 1. 



Almost cylindrical, much narrower, and smaller than C. scalena ; 

 the outer border rises higher posteriorly, and vestiges of the whorls 

 of the spire are apparent. Its author compares it with dwarfed 

 examples of C. isahella, Linnfeus. 



Dimensions. — Length 16 mm.; breadth 8 mm. 



Form, and Loc. — Eocene : Muddy Creek, Victoria. 



G. 9420. Two examples of the adult. Purchased. 



Subgenus BERNAYIA, Jousseaume. 

 [Bull. Soc. Zool. France, t. ix. 1884, p. 88.] 



Spire visible, elevated ; columella having a large excavation in 

 front ; aperture deeply channelled at its two extremities, slightly 

 turned or curved posteriorly. 



Type. — Cyprcea media, Deshayes. 



Cypraea (Bernayia) subsidua, Tate. 



1890. Cypr<ea subsidua, Tate, Trans. Roy. Soc. South Aust. vol. xiii. pt. 2, 



p. 204. 

 1892. Cyprcea subsidua, Tate, id. supp. pi. v. fig. 3. 



Shell ovate, oblong, under-surface flattened ; spire exsert, from 

 three to four whorls partly visible ; aperture narrow, curved, 

 broadest in front ; outer margin rising slightly above the level of 

 the spire, crenulate throughout its length ; inner margin and 

 columella crenulate, the latter broadly concave anteriorly, bordered 

 by a strong flattened callosity in the neighbourhood of the posterior 

 and anterior channels. 



