102 Moll . 
VII. MOLLUSCA. 
V. AMPHINEURA. 
Phylogenetic relationship with Cephalopoda; Kerr (287). 
Anatomy; Pelseneer (419). 
APLACOPHORA. 
Chcetoderma radulifera , p. 264, gutturosum , p. 281, Sea of Marmora; 
Kowalevsky, Arch. Zool. exp. ix, figg. : n. spp. 
Paramenia cnjophila , Antarctic; Pelseneer, Bull. Ac. Belgique 1901, 
p. 529: n. sp. 
Proneomenia gerlachi , Antarctic; Pelseneer, t. c. p. 528: n. sp. 
POLYPLACOPHORA. 
Anatomy and Phylogeny; Plate (453). 
Anatomy; Pelseneer (419). 
Cryptoplax, review of genus; Pilsbry, P. Malac. Soc. London iv, p. 151. 
Cryptoplax elioti , Samoan Islands; Pilsbry, t. c. p. 153, fig. : C. japonicus, 
rhodoplax , Japan; Pilsbry, P. Ac. Philad. 1901, p. 204 : n. spp. 
Ischnochiton conspicuus , Cptr., six-valved sjiecimen; Stearns, Nautilus 
xv, p. 53. 
Ischnochiton {Trachy demon) liozonis, Porto Rico; D all & Simpson, Bull. 
U. S. Fish Comm. 1900, i, p. 452, fig.: n. sp. 
Lepidopleurus pergranatus, Dali, figd.; Dall & Simpson, t. c. p. 451. 
Onithochiton hirasei , Japan; Pilsbry, P. Ac. Philad. 1901, p. 203: 0. (?) 
isipingoensis , South Africa; Sykes, P. Malac Soc. London iv, p. 259, 
fig. : n. spp. 
