46 
Fam. Philinidae. 
Philine constvicta Murdoch & Suter. 
North Island: 16, 2 sps., h. 13.5 (shell), 1. 24 (animal), var. 
auriformis Sut er. — Stewart Island: 32, 1 sp., h. 17 (shell), 1. 
26 (animal), var. auriformis. 
Philine umbilicata Murdoch & Suter. 
North Island: 18, 2 sps., h. 3.3 (shell). 
Fam. Aglajidae. 
Aglaja cylindvica (Cheeseman). 
North Island: 13, 1 sp., 1. 3.5 (animal). 
Fam. Runcinidae. 
Runcinella zelandica n. gen. n. sp. 
(PI. I, figs. 30—32; text-figs. 6 — 9.) 
Animal small, ovate, rather high, destitute of a shell; back 
covered with a disc of firm cutaneous consistency, shallowly 
bilobed in front, with sessile eyes shining through the skin, slightly 
incurved behind; margin a little projecting all around. Foot broadly 
ovate, everywhere, except in front, exceeding the notum, with thin 
simple margins. Anus behind 
Fig. 6. Hadula of Runcinella zelandica n. 
sp.; lateral teeth seen Irom their upper 
surface above, from the margin below. 
X 440. 
the end of notum, submedian, a 
little to the right, surrounded by 
4—5 giils consisting of radiating 
lamellae with a few short lateral 
branches. Genital opening to the 
right of the anus; right side of 
the body with an open furrow 
serving as vas deferens leading to 
the penis close to the mouth. 
Colour fulvous on back and 
gilis; sides of foot paler yellowish. 
Length 2.2, breadth 1.3, height 
1 mm. 
Radula (fig. 6) with the formula 
