101 
?.A. XAT.j VOL. MV. 
AIva', 1933. By Bernard C. Cotton and F. K. Godjrry. 
part dappled witli brown, and almost a pale yellowish-grey; 
branchiae large, branching, spread, slaty grey; dorsal tentacles 
somewhat dub-like, slaty-grey; labial tentacles ratlier prominent, 
i.ength 44. breadth 12.5 mm. At low water. Port Noarlumra; 
dredged Cnilf St. \ incent, Spencer Gulf, Port River, 4-20 fathoms. 
('.Pype localit)- — Port Jackson). With South Australian examples' 
it is noted that tlie skin is soft, and. in preserved specimens, has 
a flabby appearance. In dead examples the rugosities of the 
back sometimes appear. 4'hc rhinophora arise from elevated con- 
ical sheaths, and are ornamented with about 24 lamellae. Oral 
tentacles, with a deep longitudinal groove on the exterior side. 
Branchial plumes five, tripinnatc. Colour ranges from pale 
yellowish (Gulf St. A inceni) to dark reddish-brown (Port Ade- 
laide River), The wrinkles on the back are outlined and exag- 
gerated by a mesh-work of dark lines. The sole of the foot is 
white, edged with rich orange, and through the thin skin the 
liver is visible. Along the edge of the mantle muscle-fibres are 
discernible as short, white, radiating lines. 'Phis species is as 
abundant in South Australian waters as in Sydney Harbour. 
A. staminea Basedow Hcdley 1905. PI. 2, figt. 4. 5. 
Staminea = full of threads. (From tlie dark vein-like threads 
with \vhich the animal is marked.) Animal irrcLr- 
ularl}^ elliptical, very slighty narrower posteriorly, convex; cloak 
ample, frilled along the border; uniform yellow tint; roughened 
by very numerous small tubercular elevations and depressions, 
which cover the skin as separate, stellate, or radiate groups of 
notches; the underside of the mantle, of a similar yellow colour, 
marked wkh vcin-Iike threadlets. multiply dividing and branching 
towards the outer edge; foot roiyided anteriorly, sides almost 
parallel, terminating in a blunt point, slightly channelled, colour 
yellow, darkened in the centre by the appearance of the livei 
through the skin; dorsal tentacles clavate, situated rather far 
anteriorly; oral tentacles linear, prominent; eyes visible in small 
examples as little black specks behind the rhinophores. Length 
32, breadth 19 mm. (Type locality — 20 fathoms. Backstairs 
Passage, South Australia). 
Staurodoris; Bergh 1878. Animal rather depressed, tuber- 
cular above; rhinophora also branchiae retractile within rounded 
]X3ckets; l.abiaJ disc simple, without armature. Type — Doris 
’Z't'rrucosa Cuvier. 
S. pustulata. Abraham 1877 (Doris). PI. 2, fig. .5. 
Animal elliptical, moderately convex; mantle ample with 
a slight t\'aved margin; greenish-grey ground colour, covered witli 
numerous opaque, yellow, warty tubercles of various sizes, stand- 
ing out prominently from the darker background like golden beads; 
