PROSOBRANCHIATA. 
Moll . 49 
Tritonid,®, Cassididjs, Cyfrjhdae, and Strombidae. 
Cassis adcochi , South Australia ; Sowerby, P. Malac. Soc. London, ii, 
p. 14, fig. : n. sp. 
Cyprcea , occurrence of callosities in certain species ; Kenyon (162) : C. 
angustata , Gray, note on a new var. ; Beddome, P. Linn. Soc. N. S. 
Wales, xxi, p. 467 : C. aurantium , comes from Mog-Mog I., Western 
Carolines ; Hidalgo (140). 
Pterocera lambis, Linn., rare variation in the shell ; Willey (379). 
Ranella gigantea , Lam., note ou ; Locard, Echange, xii, p. 130. 
Trivia :, occurrence of a sulcus in ; Kenyon (162). 
Cerithiid®, Nerineid^, Turritellid;e, and CiECiD^;. 
•| - Acrostylus, n. sect, of Nerinea , type f N. trinodosa , Voltz. ; Cossmann 
( 63) p. 29. 
f Aphanoptyxis, n. subg. of Nerinea , type f Cerithium defrancei , Desl. ; 
Cossmann (63) p. 34. 
f Bachtroptyxis, n. subg. of Nerinclla , type f N. implicata , D’Orb. ; Coss- 
mann (63) p. 39. 
Bittium, tenthrenois , Bombay ; Melvill, P. Malac. Soc. London, ii, p. 109, 
fig. : B. ceolomitres , p. 298, albocinclum , marileutes, uveanuin , p. 299, 
Loyalty Is. ; Melvill & Standen, J. Conch, viii, figg. : n. spp. 
Caecum auriculatum , De Fob, its habits and mode of crawling ; Plate, 
SB. Ges. naturf. Berlin, 1896, pp. 130-133, figg. 
C. cuspidatum , Tangier ; Chaster, J. Malac. v, p. 2, fig. : n. sp. 
Cerithiella cossmanni , p. 445, alicei , bouvieri , p. 446, guernei , p. 447, 
Azores ; Dautzenberg & Fischer, Mem. Soc. zool. France, ix, 
figg. : n. spp. 
Cerithiopsis (?) turbonilloides , Azores ; Dautzenberg & Fisciier, Mem. 
Soc. zool. France, ix, p. 443, fig. : C. rubricincta , sykesii , p. 109, 
pulcberrima , p. 110, Bombay; Melvill, P. Malac. Soc. London, ii, 
figg. : C. aurantiaca. catenaria , p. 300, eutrapela, fostercc, p. 301, 
hedista , adcljrfia, p. 302, Loyalty Is. ; Melvill & Standen, J. 
Conch, viii, figg. : n. spp. 
Cerithium pulchcllum , Amboina ; Andre, Rev. Suisse Zool. iv, p. 399, 
fig. : n. sp. 
*| - Diozoptyxis, n. subg. of Nerinea, type f N. monilifera , D’Orb. ; Coss- 
mann (63) p. 31. 
f Endiaplocus, n. subg. of TrocJuilia, type f Turritella roissyi, D’Arch. ; 
Cossmann (63) p. 45. 
f Entomotamiata, n. subord. for Tubiferidce , Cossm., 1895, ltieriidce and 
Nerineidce, which the author supposes intermediate between Tecti- 
branchs and Prosobranchs ; Cossmann (63) p. 5. 
f Itieriidce, n. fam. for Itieria , Itruvia , and Phaneroptyxis, n. g. ; Coss- 
mann (63) p. 17. 
Mathilda eurytima , Loyalty Is. ; Melvill & Standen, J. Conch, viii, 
p. 312, fig. : n. sp. 
\Melanioptyxis, n. sect, of Nerinea, type f N. altararis, Cossm.; Cossmann 
( 63) p! 30. 
f Nerincece, from the Sequanian of Cordobugle (Calvados) ; Bigot, Bull. 
Soc. geol. France, xxiv, p. 29, figg. 
f Phaneroptyxis, n. g. (= Itieria in pt.), type f Nerinea moreana, D’Orb. ; 
Cossmann (63) p. 21. 
f Ptygmatis carentonensis, Turanian of Charente ; Cossmann (63) p. 172 : 
n. sp. 
Tenuicerithium, n. sect, of Cerithium, type f C. fragile , Desh. ; Cossmann 
( 63) p. 28. 
1896, [vol. xxxm.] d 4 
