AMPHINEURA. 
Moll . 59 
APLACOPHORA. 
British species ; Garstang (110). 
POLYPLACOPHORA. 
Notes on their organisation ; Plate (206). 
Comparative organisation ; Plate, SB. Ges. naturf. Berlin, 1890, 
pp. 42-50. 
Buccal musculature ; Plate, SB. Ges. naturf. Berlin, 1890, pp. 08 & 09. 
Acanthochites pilsbryi , p. 91, (Notoplax) glyptus , wilsoni , p. 92, Port 
Phillip ; Sykes, P. Malac. Soc. London, ii, ligg. : n. spp. 
* [Chelodes , notes on a specimen (O. calceoloides , n. sp.) from the Silurian 
of New South Wales, which fossil the author considers to be part 
of a Chiton ; Etheridge, Rec. Geol. Survey N. S. Wales, v, 
pp. 07-70, figg. 
Chiton , musculature of ; Sampson (280). 
C. limans , n. n. for C. muricatus, A. Ad., non Tilesius ; Sykes, P. Malac. 
Soc. London, ii, p. 98. 
Cryptochiton s teller i, Midd., notes on; Zograf, Mem. Soc. zool. France, ix, 
pp. 254-260, figg. 
Hanley a, abyssorum , notes on its anatomy ; Buune (45). 
Ischnochiton ( Haploplax ) pur a . , p. 88, I. wilsoni , p. 89, Port Philip ; 
Sykes, P. Malac. Soc. London, ii, figg. : /. aspidaulax , Panamic 
region ; Pilsbry, P. Ac. Philad. 1890, p. 22 : n. spp. 
Trachydermon sharpii , Alaska ; Pilsbry, Nautilus, x, p. 50 : n. sp. 
