SUTER: NEW ZEALAND TROCHIDA. 9892 
flat, the last slightly convex above, obtusely angular at the periphery 
somewhat convex beneath. Aperture subrhomboidal, columella 
arcuate. Umbilical region with a large callosity. Alt. 50, diam 
57mm. ; alt. 37, diam. 47 mm. 
Hab.—Auckland to Cook Strait. 
#,* Calliostoma Lessoneanum, Tapp.-Can.: Pilsbry, Man. Conch., ser, 1 
vol. xi, p. 402, 1s not a New Zealand shell. } 
Genus EUCHELUS, Philippi, 1847. 
Sect. EUCHELUS, 8.8. 
(= Huttona, T. W. Kirk: Trans. New Zealand Inst., vol. xiv, p. 282.) 
41. EKvucnetus BeLtvus, Hutton. 
Euchelus bellus, Hutton: Cat. Mar. Moll., 1873, p. 87; Man. New 
Zealand Moll., p. 95; Proc. Linn. Soc. New South Wales, 
vol. ix, p. 857; Pilsbry, Man. Conch., ser. 1, vol. xi, 
p. 435, pl. Lxvu, fig. 80. 
Huttonia bella, Hutton: Trans. New Zealand Inst., vol. xv, p. 123, 
pl. xiv, fig. I (operculum and radula). 
Shell small, globose-conic, pinkish- white varied with darker 
markings, imperforate, with granose spiral lire, 7-8 on the penulti- 
mate whorl, 10 on the body-whorl. Whorls 5, convex, the last 
globose. Aperture rounded, columella concave, terminating in a tooth, 
below it a narrow notch, and another tooth on the basal lip. Alt. 6:5, 
diam. 6°5 mm. 
Hab.—Chatham I. 
Var. tricolor, T. W. Kark. 
Huttonia tricolor, T. W. Kirk: Trans. New Zealand Inst., vol. xiv 
(1882), p. 282; Hutton, Proc. Linn. Soc. New South 
Wales, vol. ix, p. 358. 
Euchelus bellus var. tricolor, Pilsbry: Man. Conch., ser. 1, vol. x1, 
p- 436. 
Granules coarser ; dirty chocolate, interior bluish-green. 
Hab.—Auckland to Waikanae. 
42. Evenervs Hamirront (T. W. Kirk). 
Huttonia Hamiltoni, T. W. Kirk: Trans. New Zealand Inst., vol. xiv 
(1882), p. 283. 
Euchelus Hamiltoni, T. W. Kirk: Hutton, Proc. Linn. Soc. New 
South Wales, vol. ix, p. 358; Palsbry, Man. Conch., 
ser. I, vol. x1, p. 436. 
