LIMNiBID^K. 
161 
Pkysa capillata, Qassies, Act. Soc. L. Bord. xxiv. p. 987, nnd J. de Concli. 
xviii. pp. 306 & 807 (with long soft hairs in suture), Crete ; P. semiglohosa, 
Westerlund, Exp. crit. p. 120, Sweden; P. varicosa, Gassies, Act. Soc. L. Bord. 
xxviii. p. 197, New Caledonia : spp. nn. 
Physa tongana (Quoy) redescribed by Mousson, J. de Conch, xix. p. 18. 
Planorhis ammonocet'as, goesi, dispar, gothicus and malmi, pp. 124-136, 
Sweden ; cavatiis, p. 133, Lake of Constance, Westerlund, 1. c. ; P. thibetanus, 
Deshayes, N. Arch. Mus. 1871, Thibet ; P. rossiteri, Crosse, J. de Conch, 
xxi. p. 204, New Caledonia : spp. nn. 
Planorhis sudanicus (Martens), Pfeiffer, Nov. Conch, iv. p. 23, pi. 114. 
figs. 6-9, Bahr-el-gazal. P. raymondi and trigyrus (Phil.), id, ibid. pp. 24 
25, figs. 13-16, 17 & 18, Peru. 
Ancylus Jluviatilis (Miill.), var. n., Broeck, Ann. Mai. Belg. v. p. 56, 
Belgium. 
Ancylus textilis, Guppy, Am. J. Conch, vii. p. 311, Trinidad ; A, noumeensts, 
Crosse, 1. c. p. 203, New Caledonia : spp. nn. 
Thalassophila. 
SiPHONARIIDA?, 
Siphonaria atra (Q. & G.) = coreensis (A. Ad.), and S. cochleariformis 
(Reeve), from Nagasaki : Lischke, Jap. Meeres-Conch. ii. pp. 105 & 106. 
PULMONATA OPERCULATA. 
CYCLOPHOllIDyE ( CyCLO TACEA) . 
Cyclotus sieversi, sp. n., Pfeillor, Mai. Bl. xviii. p. 69, S. Caucasia. 
Pterocyclus atcr, sp. n., Stoliczka, J. A. S. B. xl. p. 149, pi. 6. fig. 2, 
Moulmein. 
Pterocyclus? md<xdaleus (Crosse, 1869), J. de Conch, xix. p. 07, pi. 1. 
fig. 2, Borneo [probably = v. Martens]. 
Cyclophorus {3Iyxostoma') inglisianus, sp. n., Stoliczka, 1. c. p. 148, pi. 6. 
fig. 1, Moulmein. 
Leptopoma trochus (Dohrn), Pfeiffer, Nov. Conch, iv. p. 13, pi. 112. figs. 
8-10, Mindanao. 
Dacrystoma, g. n. Testa vix perforata, oblongo-turrita, solidula, striata, 
epidermide tenui induta ; anfr. sat numerosi ; apertura angulato-ovalis ; 
peristoma vix brevissime solutum, continuum, incrassatum, reflexum, mar- 
gine basali protracto. Operculum ignotum. Z). arboreum, sp. n., Crosse &; 
Fischer, J. de Conch, xix. p. 332, Madagfiscar (on trees). 
PUPINID^. 
Hyalopsis, g. n. Testa pupiformis, callo nitido obducta ; peristoma simplex, 
vix incrassatum, margine columellari integro, canali verticali ad insertionem 
marginis dextri. H. tnmida, sp. n., Pease, Am. J. Conch, vii. p. 27, pi. 9. 
fig, 6, Tutuila I. 
Pupina adamsiana, sp. n., Crosse, J. de Conch, xix. p. 330, Vanua-Levu, 
Fiji I. 
1871. [voL. VIII.] 
N 
