74 THE LAND MOLLUSCAN FAUNA OF BRITISH NEW GUINEA, 



var. rosseliana, Smith, 1889. 



1 11 us 11 — Ann. Mag. Nat. Hist. (6), iv. pi. 13, fig. 15. 

 Descr 11 — L.c. (6), iv. 200. 

 Type in British Museum. 

 Hab. — Rossel Island (Thomson). 



var. minor, var. no v. 



Resembling the type in outline but smaller and lighter in colour. 

 Diam. maj. 22, min. 19, alt. 11 mm. 

 Type in Queensland Museum. 

 Hab.— Mita, Milne Bay (Hedley). 



var. woodlarkensis, var. no v. 



More globose than type, much inflated around the umbilicus. 

 Diam. maj. 31, min. 27, alt. 17 mm. 

 Type in Queensland Museum. 

 Hab. — Woodlark Island (Kowald and Belford) ; one specimen. 



9. N. orbiculum, Tapparone-Canefri, 1883. 



Illus 11 -— Ann. Mus. Gen. xix. pi. 5, figs. 16, 17, 18. 



Descr 11 -— L.c. p. 204. 



Anat. — L.c. xix. pi. 7, fig. 7. 



Type in Genoa Museum. 



Hab. — Fly and Katow Rivers (D'Albertis). 



10. N. bruijni, Tapparone-Canefri, 1883. 



Illus"— Ann. Mus. Gen. xix. pi. 5, figs. 13, 14, 15. 



Descr 11 — L.c. p. 206. 



Type in Genoa Museum. 



Hab. — Fly and Katow Rivers (D'Albertis). 



