T. W. Kirx.—On new Cephalopoda. 283 
Colour : dirty chocolate, apex greenish-white. Inside bluish-green, with 
an iridescent play of colours, except the outer lip which is green, and the 
columella which is white. 
Sometimes entirely covered with short brown Algae. 
Hab.—Waikanae. 
AI. hamiltoni, sp. nov. 
Shell perforate ; spiral granular ribs very fine. 
Colour: white, or faint pinkish-white, with points of darker colour 
forming diagonal lines arcoss the whorls. Apex white. Inside white. 
Hab.—Wellington. 
Aplysia hamiltoni, sp. nov 
Animal about 7 inches in length, 2} inches high, and weighed 14 ozs. 
Colour: umber-brown, with fine irregular dark markings; lighter below. 
Shell ear-shaped, horny, firm, ribbed on left half, irregularly concen- 
trically striated; epidermis bright straw colour, highly polished. Inside 
| ~—_—r white, with a pearly lustre. 
, Length, 1-6 inch. Breadth, 1-45 inch. 
q Hab.—Napier. Two specimens received from Mr. A. Hamilton of 
_ Petane, Hawke’s Bay. 
Art. XLII.—Deseription of new Cephalopoda. 
By T. W. Kirk, Assistant in the Colonial Museum. 
[Read before the Wellington Philosophical Society, 11th February, 1882.] 
Plate XXXVI. 
Sepiola, Rondelet. 
Bopy oval; mantle globose ; its dorsal or hinder edge is connected in the 
middle with the head by a broad ligament: fins thin, small, placed behind 
the middle of the sides, Eyes partly covered by a cuticle or id. Arms in 
unequal pairs. Shell small, bat-shaped. 
Sepiola pacifica, Sp. nov. 
Body smooth, long bell-shaped. Fins siadiceatn, front ma n_ free. 
Tentacles vermiform, as long as head and body together; club thickly and 
irregularly studded with minute suckers. Sessile arms unequal, the ventral 
or lowest being the largest; all armed with suckers arranged in two alter- 
hating rows, and extending right to the tip of onch sem. Head stout, eyes 
Prominent, 
+ e. +. ae ag SUT ti. 
olow: tid an tort oh bol 
= sub a ee 
