46 THE ANNALS AND MAGAZINE OF NATURAL HISTORY. 



TETRABRANCHIA TA. 



Classification ; King (383). 



Nmitilus, anatomy ; Valencienxes, vii, p. 241 : Deposition of shell in ; 



Reeve, xi, p. 119: Anatomy; Vrouk, xii, p. 172: Tentacles of; 



Owen, xii, \\ 305: Animal; Gray, (2) vi, p. 269, fig.: Anatomy; 



Hoeven (326): \N. friesleheni, Geinitz, figd. ; HowsE, (2) xix, p. 471: 



\N. ziczag, probably forms a distinct genus; Charlesworth, Mag. 



Nat. Hist. n. s. i, p. 533. 

 \ Nautilus sa.vbn. Lower Greensand, Isle of Wight; Morris, (2) i, p. 106, 



fig. : -fN. (?) costatocoronatus, p. 194, Northumberland, hiberostis, p. 195, 



Derbyshire; M^Coy, (2) xii : n. spp. 



11. GASTROPODA. 



Operculum represents the second valve of a Pelecypod ; Gray (262) : On 

 the Classification of many Families; Gray (269): Radula of 'Pneu- 

 monobranchiate ' Molluscs; Gray (278): Respiration in Gastropods; 

 Williams (541). 



PULMONATA. 



Classification of Land Pulmonata ; Gray (307). 



STYLOMMATOPHORA. 

 Testacellid^ and Selenitid^. 



Some forms placed in Zonitidce under heading Helix may belong here. 



Ennea stenopylis, Darjiling ; Benson, (3) v, p. 460 : n. sp. 



Helix bombax [Streptaxis], Tenasserim ; Benson, (3) iii, p. 186: H. 

 busbyii, dunnice, New Zealand; Gray, vi, p. 317 : n. spp. 



Pupa {Ennea) vara, Khasia Hills; Benson, (3) iii, p. 188: n. sp. 



Streptaxis, n. gen., with no named type, for >S'. iiuncgerce, nobilis, Sierra 

 Leone, n. spp., and others ; Gray, Mag. Nat. Hist. n. s. i, pp. 485, 

 486,_figg. 



Streptaxis layardiana, p. 90, cingalensis, p. 91, Ceylon ; Benson, (2) xii : 

 S. theobaldi, Khasia Hills : Benson, (3) iii, p. 187 : S. sankei/i, Tenas- 

 serim ; Benson, (3) iii, p. 472 : aS'. andamanica, Andamans ; Benson, 

 (3) vi, p. 192 : n. spp. 



Testacella, notes on ; LuKis, Mag. Nat. Hist, vii, p. 224 : Also J. D., t. c. 

 p. 226: T. scutidum, notes on; Blair, Mag. Nat. Hist, vi, pp. 43 & 

 44 : Also J. D., t. c. pp. 44-46. 



LiMACiD^, ZoNiTiDiE, and Philomycid^. 



Durgella, n. subgen. of Nanina for N. levicida, Bens., and others ; Blan- 

 FORD, (3) xi, p. 84. 



Helix, notes on Indian forms; Benson, (2) ii, pp. 162-164: On Indian 

 species ; Blanford, (3) xi, p. 81 : H. petrosa, Hutton, equals H. vitri- 

 noides, Desh. ; Benson, (2) ii, p. 163: H bardayana is a synonym of 

 O'ibbtis pagodus; Benson, (2) ii, p. 163: H. oxytes, Bens., note on; 

 Benson, (2) v, p. 215: H. vesicida, Bens., note on; Benson, (2) ix, 

 p. 406 : H. pylaica, animal ; Benson, (3) iv, p. 95. 



