62 
The Queensland Naturalist. August, 1937. 
blue mark in centre ; body pale bluish white to col- 
our of creeping disk, no markings visible. 
Cellcina sp. S.M. 23-26, 582, 583 and 594. Creeping disk 
dirty blackish brown, body white. Top of foot dark 
khaki-green. At head mantle forms a recess wherein 
siphon reposes when not feeding as in species of 
Acmea. Siphon pale coloured. 
Cell-ana tramoserica Martyn. — Golden shell and black 
marking internally. 
Sc-utus (species unnamed). — The black and the variegated 
animal — Elephant Snail. 
Acmea submarmorata. — The Queensland form. (A. mar- 
morata , is the Tasmanian form). Names refer to 
geographical distribution. Creeping disk dirty 
white, also sandy coloured. Blackish blue mark at 
back and sides of siphonal recess in front (at head^ 
and centre of siphon, brown speck at foot of siphon 
which may be the mouth, pure white elsewhere. 
Notoacmea — like scdbriuscula , Aug. — Shell inside ; black 
centre and around outer edge with broad pale blue 
band in between. Creeping disk pale greenish col- 
our, foot pale green, body white, with a dark purple 
line at back. Siphon same colour as foot and speck 
of black or dark purple in centre and around outer 
and inner edge near shell, may be the shell itself. 
Notoacmea near flamex-dimunita Iredale. — (Not stuided 
yet). 
Siphonaria — like denticulata , unnamed, S.M. 580, 581. — 
Creeping disk a dirty yellow, sandy colour. Top of 
foot white to column of creeping disk with black 
markings and irregular spots, faint black dotting 
on upper side of feelers and mantle and body 
white ; brownish red mouth. Top of shell heavy, a 
cover of fur-like epidermis that matches its environ- 
ment as to colouration. 
Siphonaria atra. — Only the black inner shell is atra, the 
coloured ones are unnamed; animal colour studies 
not conclusive as yet. 
Siphonaria Baconi, Eve. — Furthest north recorded yet — a 
light coloured shell. 
CalUstelama antiquata , Eve. — Ts common under stones, 
about a quarter inch long. 
Leiolophora queenslandicus. — Ts found clinging between the 
two tide marks. 
Onithochiton quercinus Old. — Is found at dead low spring 
tide adhering to stones, etc., only. 
Of other shells there are: — 
Nerita striata Burrows, N. albiciJJa L, N. cost at a Gmelin. 
Turbo mespilus Gml r — Common, 
