174 
MOLLUSCA. 
Lithotis rupicola (Blanf.). Jaw arcuate, with vertical striae and a 
median projection, no ribs; radula as usual \u Helicinoi {Aulacog- 
natha and Odontognatha). lid. 1. c. p. 346, and P. Ac. Philad. 1874, pi. v. 
figs. 3-6. 
Limnophila. 
Auricula aiistraliana, sp. n., Tapparonc-Canefri, Malac. viagg. 
Magenta, p. 105, pi. ii. fig. 10, Australia, very near A.jiidce (L.). 
Auricula pellucens (Menke) from Florida; Bland, Ann. Lyc. N. York, 
xi. p. 87. 
Cassidula nucleus (Martyn) = mustelina (Desh.), shores of the Red 
Sea and Indian Ocean, shell, jaw, and radula. described ; Jickeli, Yerh. 
L. 0. Ak. xxxvii. pp. 183-185, pi. ii. fig. 10. C. labrella (Desh.) = 
kraussi (Kust.) = lutescens (Pfr.), same distribution; id. 1. c. p. 186. 
Cassidula pilosa and truncata, spp. nn., Gassies, J. de Conch, xxii. 
pp. 209 & 211, New Caledonia. 
Plecotrema rapax (Dohrn), shores of the Red Sea ; Jickeli, 1. c. p. 182, 
pi. vii. fig. 7. 
Plecotrema turrita\^-tum~\ and consohrinal^-nuni^, spp. nn., Garrett, 
P. Ac. Philad. 1873, p. 235, pi. hi. figs. 68 & 69, Yiti Islands. 
Pedipes subglobosus, sp. n., id. 1. c. p. 236, pi. hi. fig. 70, Yiti 
Islands. 
Alexia setiferl-a'] (Cooper) = inyosotis (Drap.) juv. ; Cooper, P. Cal. 
Ac. V. p. 172. 
Melampus exesus and strictus, spp. nn., Gassies, J. de Conch, xxii. 
pp. 212 & 213, New Caledonia. 
Melampus {Tifata) ovuloidcs, sp. n., Baird, in Brencliloy’s Cruiso of the 
Curayoa, p. 442, pi. xxxix. figs. 9 & 10, Samoa Islands. 
Alelampus massauensis (Ehreub.) ■= erg thrums (Morolet), and AI. 
siamensis (Martens, 1865) = ehrenbergianus (Morolet, 1872), and a third 
doubtful species from the shores of the Rqd Sea; Jickeli, Yerh. L. C. 
Ak. xxxvii. pp. 173-177, pi. vii. figs. 1 & 2. 
Lcemodonta bronii [bronni] (Phil., 1846) = sandwichiensis (Souleyet) = 
conica (Pease) = annaensis (Mouss.), oblonga, sp. n., amplijicata, sp. n., 
and affinis (Fer., as Pedipes), from the shores of the Red Sea ; id. 1. c. 
pp. 178-182. 
Ophicardelus coxianus, sp. n., Tapparone-Canofri, Malac. viagg. Magenta, 
p. 108, pi. i. fig. 12, Sydney. 
E. Ray Lankester has published his observations on the embryology 
of Limncca stagnalis and the early stages of some other Mollusks, in 
Q. J. Micr. Sci. (2) No. Ivi. pp. 305-391. Many of this author’s views 
and conclusions are so startling and opposed to what has been hitherto 
accepted, that further observations are desirable : for example, what has 
been regarded as the first appearance of the mantle, he declares to be a 
velum. 
Chilina (Gray). Monograph by Sowerby in Reeve’s Conchologia 
Iconica, pts. 316 & 317, bringing it up to 18 species, on 3 plates. C. acu- 
ninata, fig. 6, Yaldivia, patagonica, fig. 12, Patagonia, subcylindrica, 
