42 lieut. -col. h. h. godwin-austen on [jan. 6, 



Trochomorpha bicolor. 



Trochomorpha bicolor, v. Martens, Monatsber. Akad. Berlin, 1864, 

 p. 267 ; id. Preuss. Exped. Ost-Asien, Landschneck. p. 252, t. xiii. 

 fig. 2(1867). 



Helix bicolor, Pfeiff. Monogr. Helic. v. p. 182 (1868). 



Nigritella (?) tropidophora. 



Helix tropidophora, Adams & Reeve, Zool. Voy. Samarang, Moll, 

 p. 59, pi. xiv. fig. 14 (1850) ; v. Martens, Preuss. Exped. Ost-Asien, 

 Landschneck. p. 256 (1867) ; Pfeiff. Monogr. Helic. v. p. 60 (1868). 



Helix tJiais, Pfeiff. Zeitschr. t Malak. 1849, p. 68 ; id. Monogr. 

 Helic. iii. p. 37 (1853) ; Mart. u. Chemn. Conch.-Cab. ed. ii. p. 298, 

 t. cxxv. figs. 32, 33. 



Nanina {Trochomorpha) thais, Albers, Helic. ed. ii. p. 60 (1860). 



Trochomorpha tropidophora, Wall. P. Z. S. 1865, p. 408. 



Nigritella conicoides. 



Helix conicoides, Metcalfe, P. Z. S. 1851, p. 71 ; Pfeiff. Monogr. 

 Helic. iii. p. 37 (1853) ; Mart. u. Chemn. Conch.-Cab. ed. ii. p. 448, 

 t. cliii. figs. 20, 21 ; Reeve, Conch. Icon. pi. Ixxxiv. fig.449 (1852); 

 V. Martens, Preuss. Exped. Ost-i\.sien, Landschneck. p. 256 (1867). 



Helix labuanensis, Pfeiff". P. Z. S. 1863, p. 523 ; id. Monogr. 

 Helic. V. p. 61 (1868) ; id. Novitat. Conch, xxv. p. 304, t. Ixxiv. 

 figs. 4, 5. 



Helix vitrea, Bonnet, Rev. Zool. 1864, p. 68, pi. v. fig. 3. 



Trochomorpha conicoides, "Wall. P. Z. S. 1865, p. 407. 



Hab. Niah Hills, Trusan, Tiga Island {A. Everett). 



Trochomorpha ceroconus. 



Helix ceroconus, Pfeiff. P. Z. S. 1863, p. 523. 



Paiula {Macrocycloides) obscurata. 



Helix obscurata, Adams & Reeve, Zool. Voy. Samarang, Moll, 

 p. 59, pi. xiv. fig. 18 (1850). 



Helix tradita, Reeve, Conch. Icon. pi. cv. fig. 583. 



The figure given in the * Voyage of the Samarang ' is very inferior, 

 and being taken from the back, it would be impossible to identify a 

 species from it. 



Fam. HELICID^. 

 Helix (^gista) tomentosa. 



Selix tomentosa, Pfeiff. P. Z. S. 1854, p. 289 ; id. Monogr. Helic. 

 iv. p. 271 (1859), et v.p. 353 (1868) ; Reeve, Conch. Icon, pl.cxcix. 

 fig. 1403 (1854); T. Martens, Preuss. Exped. Ost-Asien, Land- 

 schneck. p. 275 (1867) ; Issel, Ann. Mus. Civ. Genova, vi. p. 406 

 (1874). 



A banded variety and single specimen from Sarawak. From 

 Karamon Island is a single specimen, all dark brown, larger than 

 the last, with a smaller umbilicus ; there is very little difference in 

 form. 



