AMPHINEURA. 
Moll. 85 
POLYPLACOPHORA. 
Acanthochites laqueatus , notes on; Smith (487): A. penicillatus, figd. ; 
Sykes (522). 
Acanthopleura granulata , habits ; Hamilton (220). 
Callochiton sublcevis , Gulf of Manaar ; Sykes (522), p. 177, fig. : n. sp. 
Chiton , monograph commenced, with C. woodii, p. 49, carpenteri , p. 64, 
gaimardi , p. 65, respectively n. n. for C. sidcatus , Wood, Callochiton 
pidchellvs , Cptr., and (7. castaneus , Q. & G. ; Clessin in Martini & 
Chemnitz (339). 
Chiton (. Hanleya ) sykesi, South Africa ; Sowerby (492), p. 225, fig., n. sp. 
Cryptochiton stelleri, its subradular organ ; Heath (222). 
Cryptoplax larvceformis , anatomy; Wettstein (557). 
Ischnochiton biarcuatus , California; Hall, P. Soc. Washington xvi, p. 176: 
I. hululensis, feliduensis, maldivensis , Maidive Is. ; Smith (487), p. 619, 
figg. : I. ravance , herdmani , ferreus , Gulf of Manaar ; Sykes (522), 
p. 178, figg. : n. spp. 
Leptochiton belgicce , Antarctic; Pelseneer (391), p. 16, fig. : n. sp. 
Tonicia fastigiata , anatomy; Pelseneer (391). 
Tonicia pectinoides , Gulf of Manaar; Sykes (522), p. 179, fig. : 7 T . arnheimi , 
Galapagos ; Dall, Nautilus xvii, p. 38 : n. sp. 
