50 Moll 
VII. MOLLUSCA. 
Melaniidac, Littorinidj:, Fossarid^e, Solariid^ and 
Homalogyridjj. 
Cithna abyssorum , Gulf of Gascogne ; Locard, Ann. Soc. Agric. Lyon, 
iv, p. 211 : n sp. 
Iphitus cancellatus , tenerrirnus, Azores ; Dautzenberg & Fischer, Mem. 
Soc. zool. France, ix, p. 450, figg. : n. spp. ; 
Melania junghuhni, p. 135, gland if or mis, p. 136, Java, schwaneri , borneen- 
sis, p. 137, muelleri , subpunctata , p. 138, Borneo ; Schijpman, Notes 
Leyden Mus. xviii, figg. : M. vatensis , New Hebrides ; /Ancey, Nau- 
tilus, x, p. 90 : n. sp. 
Pachycheilus dalli , Central America ; Pilsbry, P. Ac. Philad. 1896, 
p. 260, figg. : n. sp. > 
Retrotortina , n. g., for R.fascata, n. sp., Tangier ; Chaster, J. Malac. v, 
P- 2, figg. / 
Solarium certesi , p. 452, dollfusi , p. 453, Azores ; Dautzenberg & 
Fischer, Mem. Soc. zool. France, ix, figg. : S. ( Torinia ) homalaxis, 
Bombay; Melvill, P. Malac. Soc. London, ii, p. 110, fig. : 
n. sp. 
Viviana, n. g., for tF. ornata , Koken ; Koken, Jahrb. geol. Iteichsanst. 
xlvi, p. 97, figg. 
Litiopioe, RissoiiDiE, Hydrobiidas, and Paludinidas. 
Alaba zadelu , Loyalty Is. : Melvill & Standen, J. Conch, viii, p. 305, 
figg. : n. sp. 
Alvania laxa , p. 456, platycephala , p. 457, Azores; Dautzenberg & 
Fischer, Mem. Soc. zool. France, ix, figg. ; A. pisinna, Loyalty Is. ; 
Melvill & Standen, J. Conch, viii, p. 305, fig. : n. spp. 
Rarleeia, notes on the genus; Monterosato, J. Conchy 1. xliii, pp. 77-79. 
B. ckrysomela, Loyalty Is. ; Melvill & Standen, J. Conch, viii, p. 309, 
fig. : n. sp. 
Bithinia australis , Tryon, notes on its animal and anatomy ; Hedley in 
Tate (343), p. 220, figg. 
B. (Elona) casrulans , Lake Balkash, Turkestan ; Westeklund, Ann. 
Mus. St. Petersburg, 1896, p. 197 : B. quadras i , Philippines; Quad- 
ras & Moellendorff, Naohrbl. Deutscli. malak. Ges. 1896, p. 92 : 
n. spp. 
Chilopyrgula , n. subg., for C. sturanyi (= Pyrgula annulata , Stur., non 
Linn.) ; Brusina, Congr. Zool. iii, p. 369. 
Ginaia , n. g., for Emmericia munda , Stur. ; Brusina, Congr. Zool. iii, 
p. 366. 
Hydrorissoia , n. g., p. 90, for II. elegans , p. 91, hvayi , p. 92, n. spp., 
Mekong R., Siam ; BaVAY, J. ConchyJ. xliii, figg. 
Lacunopsis sphcerica , p. 82, coronata , p. 83, levayi, p. 84, massiei , p. 86, 
Mekong R., Siam ; Bavay, J. Conchyl. xliii, figg. : n. spp. 
Litiopa limnophysa , Loyalty Is. ; Melvill & Standen, J. Conch, viii, 
p. 305, fig. : n. sp. 
Pachydrobia brevis , p. 87, pellucida , p. 88, elongata , sulcata , p. 89, Mekong 
R., Siam ; Bavay, J. Conchyl. xliii, figg. : n. spp. 
Paludestrina glaucovirens, S. Arabia ; Melvill & Ponsonby, P. Malac. 
Soc. London, ii, p. 3, fig. : n. sp. 
Paludina vivipara, structure of the mesoderm; Toenniges (348) : em- 
bryonic development of the radula ; Bloch, Jena. Zeitsclir. xxx, 
pp. 350-392, figg. : spermato-genesis ; Auerbach, t. c. pp. 405-554, 
figg. : on the replacement of the amoebocytes, and ou the phagocytic 
organ ; Cuenot, C.R. Acad. Paris, cxxiii, p. 1078. 
