80 Moll. 
MOLLUSCA. 
SoLENIDiE. 
Caltellus (Ensiculus) philippianus, sp. n., Dunker, Mai. Bl. xxiv. p. 68, 
Japan. 
TBLLINIDiE. 
Tellina lucida (Desh.), Algeria. Note on it by T. de Monterosato, 
J. 4© Conch. XXV. p. 28. 
Tellina opalina (Chemn.) = planissima (Anton), and T. dolahella 
(Sow.), from Quellimane, Mozambique ; E. Smith, P. Z. S. 1877, p. 720. 
Tellina {Macoma') tenera (Leach), Discovery Bay, 81° N. lat. ; id. 
Ann. N. H. (4) xx. p. 140. 
Donax cemulus, sp. n., id.^ P. Z. S. 1877, p. 721, pi. Ixxv. figs. 23-25, 
Quellimane, Mozambique. 
Donax semigranosus, sp. n., Dunker, Mai. Bl. xxiv. p. 68, Japan. 
PAPHllDiE. 
Donacilla picta, sp. n., Dunker, Mai. Bl. xxiv. p. 68, Japan. 
Ervilia australis^ sp. n., Angas, P. Z. S. 1877, p. 176, pi. xxvi. fig. 21, 
Port J ackson. 
MACTRIDiB. 
Trigonella crossii, sp. n., Dunker, Mai. Bl. xxiv. p. 74, Japan. 
Cryptodon, Conrad, 1837 = Tresus, Gray (as Cryptodon, Turton, 1822), 
= Thyasira, Leach, 1818 [not pqblished] ; Conrad, P. Ac. Philad. 1877, 
p. 24. 
Venerid^. 
Dosinia orbiculata, sp. n., Dunker, Mai. Bl. xxiv. p. 69, Japan. 
Cytherea lentiginosa (Chemn.). On its varieties in the Red Sea ; 
Pagenstecher, in Kossmaiin’s Zool. Ergebnisse, i. pt. 2, p. 40, figs. 21-26. 
Cytherea sophicB^ sp. n., Angas, P. Z. S. 1877, p. 176, pi. xxvi. fig. 23, 
Botany Bay. 
Venus (Cai'yatis) antarctica, sp. n., Vdlain, Arch. Z. expdr. vi. p. 138, 
pi. V. figs. 21 & 22, St. Paul Island, Southern Indian Sea. 
Venus ioenia^ new name ^for discina (Phil. Moll. Sic. i., nec Lam.) = 
cygnus (Weinkauff, Aradas & Ben., nec Lam.), distinct from casina (L,), 
and V. rusterucii (Payr.), being the young state of the latter ; Benoit & 
Grille, Bull. Soc. mal. Ital. iii. pp. 61-64. 
Tapes grceffi,i, sp. n., Dunker, Mal. Bl. xxiv. p. 73, Japan. 
Cyrenida:. 
Cyrena. Monograph in Reeve’s Conch. Icon, continued and finished, 
pts. 332 & 333, from pi. xi. No. and fig. 43 to pi. xix. No. and fig. 114, 
apparently new. C. concinna (Sow.), fig. 66, cyreni/ormis (Prime), fig. 69, 
