58 ANCILLIDZ. 
with longitudinal flexuous lines, and transversely striated; grooves 
deep, with numerous regular quadrate perforations ; shell reddish ; 
spire elongated, obtuse ; whorls flat, tessellated, the last ventricose, 
depressed at the suture ; lip toothed, interior reddish, ornamented with 
four spots. 
Height, 12 lines; breadth, 9 lines. (Lesson.) 
New Zealand. 
This may be the same as either P. vetiaria or P. quoyt. 
Genus, RICINULA—Lamark. 
Shell ovate, solid ; spire short; whorls tuberculated or spinous ; 
aperture linear, narrow, contracted by callous projections, with an 
oblique emarginate canal in front; inner lip wrinkled ; outer lip inter- 
nally with plait-like teeth, often digitate. 
R. iodostoma, Lesson; Magasin de Zoologie, 1842, Moll. pl. 58 ; 
Deshayes, Anim. Sans. Vert., x. p. 54; Reeve, Conch., Ic., f. 4.. Shell 
ovate, thick, ponderous, rather depressed ; spire very short ; transver- 
sely striated, and oboletely-ribbed ; ribs more prominent at the margin ; 
aperture strongly toothed, thickened at the upper part; whitish ; ribs 
brownish black ; intermediate striz brown; aperture bright pinkish- 
purple. 
Length, 1°4 ; breadth, 1°2.—( Reeve.) 
New Zealand (Lesson.) Straits of Macassar (Rohr.) 
Mr. Kirk mentions a species of Azccnula as occurring at Great 
Omaha (Trans. N.Z. Inst., v., p. 369.) 
FAMILY—ANCILLIDZ:. 
Mantle enclosed, the siphon re-curved ; foot voluminous, usually 
reflexed over the sides of the shell, bifid behind ; shield grooved on the 
upper surface ; side lobes not much produced ; head concealed ; eyes 
none ; tentacles rudimentary ; operculum small, ovate, acute, sometimes 
entirely wanting. 
Genus, Ancillaria—Lamark. 
Shell oblong, sub-cylindrical, polished ; spire short ; suture filled up 
with enamel; columella callous, anteriorly, twisted; outer lip thin, 
simple, acute. 
A. australis, Soz.; Reeve, Conch. Ic., f- 7; Chenu, f. 893; 
Quoy, Lc., tii., p. 20, pl 49, f. 13-173; A. albisulcata, Quoy, L.c., ili., p. 
19. ~2. 49, f. 5-12. Shell ob-ovate ; spire accuminate, callously obtuse 
in old shells ; columella constrictedly twisted; an obsolete tooth near 
the anterior end of the outer lip ; leaden-blue or brownish-purple in the 
centre, often margined with white, both ends generally tinged with 
chestnut ; interior brownish-purple. 
Length, 1°75 ; breadth, ‘8. 
Common in the North Island. Chalky Inlet. 
