494 
ZOOLOGICAL LITERATURE. 
Planorhis hourguignati and paladilhi, Moitessier, Hist. Malacol. du depart, 
de THerault, pp. 62, 53, pi. 1. figs. 1-6 and 7-14, Montpellier. 
Planorhis salina'i'um and PL misellus, spp. nn., Morelet, 1. c. p. 85, pi. 5. 
figs. 4 and 5, Angola j the first allied to marginatus (Drap.), the second to 
alhus (Miill.). 
Planorhis lugubris (Wagneiv) = bahiensis (Bunker). The great affinity of 
specimens from Rio Janeiro with PL tonagophilus (Orh.) from Porto Alegre 
are pointed out by Martens, Mai. Bliitt. xv. pp. 186-189. PL puruSj sp. n., 
Martens, L c. p. 190, inland region of Rio Grande do Sul. 
Ancylus moricancli (Orb.), specimens from Porto Alegi’e described by 
Martens, L c. p. 190. 
Tiialassophila. 
SiPHONARIlDiE. 
Siphmaria diemensis (Q. & G.) . Lingual dentition and j aw by Hogg, Trans- 
act. Roy. Microscop. Soc. xvi. pi. 13. fig. 76. 
Siphonaria depressa, Pease, Am. Journ. Conch, iv. p. 99, pi. 11. fig. 23, 
paian Island, Polynesia. 
PULMONATA OPERCULATA. 
Cyclotacea. 
Ptei'ocyclus microchilus^ sp. n., Crosse, Journ. Conch, xvi. p. 176, locality 
unknown. 
Diadema, g. n. Testa globoso-turbinata, umbilicata j peristoma continuum, 
rectum, liberum aut vix adnatum, simplex, subcirculare. Operculum sub- 
cartilagineum, elevatum, spiraliter lamellatum, intus concavum, basi late 
reflexum. Di tiers from Pterocyclos by the simple lip. D. parvum (Pease, 
1866, as PterocycL)f Aitutake Island, and D. roUlla, sp. n., Atiu Island, pi. 12. 
fig. 13, Pease, Am. Journ. Conch, iv. p. 167. [The name is preoccupied for 
a genus of Echinoderms.] 
Cyclotus amethystinuSf sp. n., Guppy, Ann. & Mag. Nat. Hist. i. p. 433, 
Dominica. Is undoubtedly a Oyclophorus, as proved by the author’s descrip- 
tion of the operculum. Bland, Am. Journ. Conch, iv. p. 190. 
Cyclophoms aquila, from Burmah. Lingual membrane by Hogg, Transact. 
Roy. Microscop. Soc. xvi. pi. 8. fig. 17. — C. layardi) sp. n., H. Adams, 
Proc. Zool. Soc. 1868, p. 294, pi. 28. fig. 21, Ceylon. 
Cyathopoma. W. T. Blanford modifies the diagnosis of the genus, and 
gives descriptions and figures of all the species known, viz. : — 
a. Normales: Jilocinctum (Bens, as Cyclosto?na), Nilgherries; deccanense, 
sp. n., W estern Ghats j loynaadmse, sp. n., Nilgherries; kalryenense (Blanf.), 
Southern India; holamullieme (Blanf.), Southern India; coonoorense, sp. n., 
Nilgherries ; malaharicum (Blanf.), Nilgherries, shell smooth. Journ. Conch, 
xvi. pp. 258-262, pi. 12. figs. 1-7. 
b. Aberrantes : procerwn, sp. n., ^lalabar, and ? tignarium (Bens.), Anda- 
man Islands, ibid. pp. 262, 263, pi. 12. figs. 8 and 9. ■ 
Cyathopoma blanf ordi, sp. n., II. Adams, Proc. Zool. Soc. 1868, p. 291, 
pi. 28. fig. 13, Seychelles. 
