S.A. NAT., VOL. XV. 
Sept. 20th , 1934. By Bernard. C. Cotton and F. K. Godfrey. 
117 
tralia. It was most likely put on the Museum label by Peron 
about 1805, when he had returned to France, long before this 
province was created” (Verco MS.) 
C. decoratus Philippi 1846. “The Decorated Cantharidus.” 
Shell turreted-conical, imperforate, brownish-ashen; whorls 9, 
nearly plane, with an elevated cingulus above and below, cut 
Into granules by impressed longitudinal and transverse lines, en¬ 
circled by three series of granules on a reddish-brown ground, 
the granules alternately white and black; the interstices have 
one or two elevated lines. Angle of the last whorl rounded, 
base rather convex, with about 8 elevated weakly granulated con¬ 
centric lirae, the granules alternately whitish and dark brown. 
Columella somewhat oblique, subtruncate at the base, obviously 
separated from the basal lip by a sinus. Height 20, diam. 15 
mm. (Philippi). (Type locality—Port Jackson). Thiele 1930 
records the species from Shark Bay, Western Australia and Verco 
took a typical specimen, fresh, adult, at St. Francis Island, S.A. 
Bankivia Beck 1848. Shell tapering, spire sharp, polished, 
brightly and variedly coloured; whorls smooth flattened, without 
periostracum; aperture subovate, about one third the length of 
shell, not nacreous within; columella slightlv twisted, subtruncated 
at base; outer lip simple, sharp. Type— B. varians Beck = Phas'- 
ianella fas data Menke 1830. A monotypic genus restricted to 
Australia and Tasmania. 
B. fasciata Menke 1830 ( Phasianella ) (— Bankivia varians 
Beck 1848: ~ B. purpurascea A. Adams 1851: — B. major A. 
Adams 1851: = B. nitida A. Adams 1851: — B. lugubris Gould, 
a colour variety). PI. I, fig. 10 “The Banded Bankivia.” 
Imperforate, elongated, turreted, thin, polished, shining; white, 
creamy, or pink, with spiral bands of pink, purplish red, or pur¬ 
plish brown, or narrow oblique zigzag stripes of pinkish brown, 
usually with a narrow subsutural fascia of dark or pinkish; 
surface (under lens) very densely, finely spirally striate; base 
with a few concentric, separated, impressed lines; spire elevated, 
slender; protoconch dark, small, conical, of two convex small 
whorls; adult whorls about seven, very slightly convex, a trifle 
impressed below the sutures; base convex; aperture ovate; outer 
lip thin, acute; columella sinuous, arcuate above, and narrowly 
reflexed; obliquely truncate below. Height 19, diam. 8 mm. 
Very common on sandy shores, from Beachport (South Australia) 
to Albany (Western Australia); dredged, dead end bleached only, 
down to 110 fathoms. Also Tasmania, Victoria and New South 
Wales. (Type locality—South Australia. We designate Largs 
Bay). Variable in size and colour, black, purple, or with a white 
band. Largest specimens occur on ocean beaches. On some 
beaches they are so abundant as to form a pink coloured line 
