208 Transactions.—Z oology. 
E. JEFFREYSIANA, Pfeiffer (1851). 
Horny with chestnut streaks ; spire flat; whorls 4; striated; umbilicus 
very broad, perspective. Diameter :28 inch. Dentition, 9-0-9. 
North Island.—Auckland (Cheeseman, Gillies). 
The shell of this species closely resembles that of Amphidoxa crebriflam- 
mis, but the spire is flatter and the umbilicus wider. 
Genus Rhytida, Albers. 
Shell umbilicated, thin, wrinkled and malleated, of few rapidly increas- 
ing whorls ; aperture oblique. 
R. punnim, Gray (1841). 
Brown; umbilicus moderate; periphery sharply keeled. Diameter 
:95 inch. 
North Island.—Bay of Islands (Colenso) ; Auckland (Gillies), 
- GREENWOODI, Gray (1849). 
Olive-brown ; umbilicus moderate, often obtusely keeled; periphery 
rounded. Dad. ‘92 inch. Dentition, 10-0-10 
North Island.—Auckland (Greenwood, Seats). ; Hawke’s Bay 
(Colenso), 
R. ratura, Hutton (1882). Horny brown; umbilicus rather narrow, 
not keeled ; aperture very oblique: Diameter 9 inch. Dentition, 14-0-14 
to 18-0-18. Outer tooth but one with an angular ridge. 
South Island.—Greymouth (Helms) ; Balclutha (F.W.H.). 
R. crrrixa, Hutton (1882). 
Yellowish olive, pellucid ; umbilicus narrow. Diameter +8 inch, Den- 
tition, 17-0-17. Teeth smooth, the outer tooth much smaller. 
South Island.—Greymouth (Helms) ; Buller River (Haast). 
R. AvsrRALIS, Hutton (1882). 
Olive brown; umbilicus narrow. Diameter ‘44 inch. Dentition, 16-0-16. 
Teeth smooth, the two outer ones much smaller. 
Stewart Island (T. Kirk). 
Perhaps a variety of the last species. 
R. vrnuLA, Pfeiffer (1854). 
Greenish brown; umbilicus very narrow, covered. Diameter +68 inch. 
North Island.— Wellington (F.W.H., T. W. Kirk) ; Pohui. 
Fam. Testacellida. 
Animal limaciform, with a small shell on the posterior part of the back. 
Genus Daudebardia, Hartmann. 
Shell depressed, paucispiral. Teeth not barbed. 
D. neozeLANICA, Pfeiffer (1862). 
Shell of 23 whorls, fulvous brown, distinctly striated ; columella thiekly 
callous above. Diameter ‘6 inch. 
