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P l a t e XLIX.
Lig. A. Philyra rectangularis, $ , X 5. a, outer maxillipede.
B. Pseudophilyra polita, rf, X 3 |. 5, postabdomen, x 3 ^ ; V,
outer maxillipede.
C. Cymopolia luhitei, adult $ , X 3. c, postabdomen, X 4.
P l a t e L.
Fig. A. Dromidia spongiosa, xar. stimpsonii, advlt Ç , X 2. a, outer
view of chelipede, x 2 |.
B. Homalodromia coppingeri, adult 5 , X 4. h, inferior view
of the frontal, antennal, and part of the buccal region,
showing the form of the epistoma, the nearly smooth endostome,
&c. ; V, part of the sternal surface, showing the
sternal tubercles ; h", outer view of chelipede. X 7.
P l a t e LI.
Fig. A. Munida ediuardsi, adult r f , X 4. a, dactylus of an ambulatory
leg.
B. Frontal and antennal region of Pontonia brevirostris, d ,
dorsal view, showing the form of the small rostrum, the
peduncular joints of the antennules, &c. b, terminal
segment and uropoda ; V, outer maxillipede ; b", chelipede
of the first pair ; V”, chelipede of the second pair ;
h'"', ambulatory leg (next after chelipedes), showing the
form of the dactylus.
P l a t e L II.
Fig. A. Penæus richtersi, rf, X 3. a, dorsal view of the frontal
and antennal region, showing the form of the eye-peduncles
and antennules and antennal scales ; a', terminal segment
and uropoda.
B. Gonodactylus elegans, 5 » X 3. h, lateral view of the
raptorial limb (second maxillipede), X 3 |.
Fig. C. Frontal region of Gonodactylus { 0 elegans, rf?), showing
the form of tho rostrum, x 3.
D. Part of right gnathopod of Moera diversimanus. d, part of
left gnathopod.
SPONGES.
P l a t e L III.
Fig. A. Leucophloeus fenestratus. Specimen which has incorporated
many calcareous fragments with its base, and gives off a
remarkable smooth flat lobate process (a) from the base.
In spirit. From Providence Beef, 24 fms. X 1 |.
B. L. proteus. Variety distinguished by its almost entirely
massive and smooth habit, a small part only {b) of tho
surface exhibiting the usual ridged and pilose character.
b', apparently accidental pit. In spirit. From Providence
Beef, 24 fms. Nat. size.
C. Dysidea gumminea. Small specimen, based on a stone,
showing lateral extension into lobes. In spirit. From
Providence Island, 19 fms. Nat. size.
D. IRpposponojia intestinalis, var. Part of a largo contorted
mass, showing great irregularity of growth aud variation
in the stoutness of the twisted lobes [the dermal sheet of
fibres has been abraded from the lobes towards tho top of
the figure (cZ)]. Dry. From Providence Island. Nat.
size.
E. Axinella proliferans. Leftohand half of small specimen
from Providence Island, 19 fms. In spirit, x f . E'.
Profile view of upper part of same specimen, slightly
shaded. Nat. size.
F. Desmacidon rimosa. The type specimen, showing the largo
vents and well-marked grooves ( / , / ) of the excretory
canal-system. In spirit. From Mozambique. Nat.
size.
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