GASTROPODA (PECTINIBRANCHIA) . 
Moll. 49 
Letourneux, in Locard’s Prodr. Malacol. Franc. 1882, p. 224, and 
Bourguignat, Mai. Abyss. 1883, p. 130. 
Valvatidas. 
Valvata cristata var. delpretiana (Paulucci); Stefani, Bull. Soc. mal. 
Ital . ix. p. 189, Apuan Mountains. 
Valvata macrostoma var. n. anapensis , and V. monterosati , sp. n. (Oafici, 
MS.), Westerlund, Nachr. mal. Ges. 1883, pp. 169 & 170, Sicily. 
Valvata deprcssa (C. Pfr.) var. n. soluta ; 0. Bottger, JB. mal. Ges. x. 
p. 343, Athens. 
Valvata mergclla, sp. n., Westerlund, Nachr. mal. Ges. 1883, p. 166, 
Port Clarence, N.W. America. 
Calyptraiida:. 
G. B. Sowerby treats of this family in his “ Thesaurus Conchyli- 
orum,” describing and figuring 24 species of Calyptra , 12 of Crucibulum , 
21 of Trochita , and 29 of Grepidula ; pts. 39 & 40, pp. 55-74, pis. ccccxlv.- 
ccccliii. Several species distinguished by Broderip and others are 
reduced to varieties ; the following are new or not before figured : — 
Trochita hdicoides and lateralis , spp. nn., lamellosa (A. Ad. ?), and 
fastigiata (Gould), localities of all unknown ; Sowerby, l. c. pp. 62-65, 
pis. ccccxlix. figs. 41, 53, 54, 63, & 64, & ccccl. figs. 72-74, 93, & 94. 
Crepidula lentiginosa , sp. n., S. Africa, fissurata , sp. n., locality un- 
known, and ( Noicea ) chinensis (Gray), China ; Sowerby, l. c. pp. 67-69, 
pi. ccccliii. figs. 130, 141, 142, & 151-154. 
Crypta costata (Less.) and monoxyla ( Q. & G.). Dentition; Hutton, 
Tr. N. Z. Inst. xv. p. 122, pi. xiv. figs, a & b. 
Vermetida:. 
Vermetus lumbricalis (L.) var. n. nigricans ; Dali, P. U. S. Nat. Mus. 
vi. p. 334, Florida. 
Scalariida:. 
Scalaria tortilis, St. Thomas, W. Indies, 390 fath., dentiscalpium, Cape 
York, acus , W. of Azores, 1000 fath., Globigerina- ooze, and funiculata, off 
Pernambuco, 350 fath., spp. nn., Watson, J. L. S. xvi. pp. 607-609. 
Crossea striata , sp. n., id. 1. c. p. 609, Cape York. 
Adis attenuanSy sp. n., Jeffreys, Ann. N. H. (5) xi. p. 396, pi. xvi. fig. 3, 
off Crete, 70-120 fath. 
Aclis crenulata } sp. n., Folin, Moll. Andaman, p. 6, Andaman Islands. 
Solariida;. 
Solarium ( Torinia ) rosulentum f sp. n., Watson, J. L. S. xvi. p. 610, off 
Port Jackson, 35 fath. 
Brugnonia , g. n. Shell globosely conical, imperforate ; pillar angu- 
