296 Transactions.— Zoology. 
Trochocolea constricta, Lamarck. 
I have specimens from Auckland, sent by Mr. T. F. Cheeseman. 
Trochocolea mimetica, Hutton ; Jour. de Conch., 1877. 
Perforated. Inner lip thin, slightly expanded over the always open 
umbilicus. Purple, with oblique, slightly waved white lines. Columella 
more or less stained with green. | L.:5; D. 6. 
Hab. Auckland—Mr. T. F. Cheeseman. 
Gibbula plumbea, Hutton ; Jour. de Conch., 1877. 
G. nitida, Cat. Mar. Moll; not of Adams, which is Chrysostoma inconspicua 
of the Cat. Mar. Mollusea. 
Gibbula oppressa, Hutton ; Jour. de Conch., 1877. 
Whorls flattened posteriorly, and more or less keeled. Closely spirally 
ribbed, the ribs rounded but rather rough. Axis sub-perforated; aperture 
sub-rhomboidal. Dark purplish-black. L.:28; B. 25. 
Hab. Auckland—Mr. T. F. Cheeseman. 
Trochus temen ) texturatus, Gould. 
is the same as C. purpuratus, Martyn. 
Trochus A Cantharidus ) jucundus, Gould. 
I have seen no specimens of this species. 
« Shell small solid, low conical, composed of about six conical whorls, 
with a slight vertical portion at base; the whole girdled with fine, uniform, 
beaded lines, the alternate ones being generally smaller, sometimes even 
not beaded, and the two basal ones surrounding the vertical portion being 
larger; base a little convex, similarly sculptured with about twelve con- 
centric lines gradually diminishing from the centre to the circumference ; 
the umbilical region colourless, not perforated, and with a Puis 
impression beside the columella; aperture rhomboidal-orbieulate; columella 
areuate, smooth, lip simple. Colours arranged in radiating flamules, 
alternately white, strawberry-red, and pale flesh-colour, gradually shaded 
into each other; on the base the dark or light red are distributed along 
the granules in a somewhat articulate manner; nacreous beneath. Axis 
3 inch; diameter 3 inch." (Gould). 
Trochus ( Margarita) pupillus, Gould. 
I have collected what I take to be this species in Otago. 
Gadinia nivea, Hutton; Jour. de Conch., 1877. 
Irregularly oval, white; with about forty sharp radiating ridges, crossed 
by concentric lines of growth. L. 8; B. 77. 
Hab. Otago. 
Patella unguis-alme; Lesson; Voy. Coquille, IL., p. 420. 
This is the same as Tectura fragilis, Chemn. 
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