'Alert' 1881-2

680 explanatiox of the plates.
Plate XLIX.
Fig. A. Philyra rectangvlaris, 5 , X 5. a, outer maxilHpede.
B. PseudoplnJyra poUta, c5", x3|. &, postabdomen, X 3| ; b\
outer maxillipede.
C. Cymopolia luhitet, adult $
Plate L.
, x 3. c, postabdomen, x 4.
Pig. A. Dromidia spongiosa, var. stimpsonii, adult §
view of cbelipede, x 2^.
B. Homalodromia coppingeri, adult 5
, X iJ. «, outer
, X 4. 6, inferior view
of the frontal, antennal, and part of the buccal region,
showing the form of the epistoma, the nearly smooth en-
dostome, &c. ; 6', part of the sternal surface, showing the
sternal tubercles ; h", outer view of chelipede. x 7.
Plate LI.
Fig. A. Munida ediuardsi, adult (5" , x 4. a, dactylus of an am-
bulatory leg.
B. Frontal and antennal region of Pontonia brevirostris, c?
dorsal view, showing the form of the small rostrum, the
peduncular joints of the antennules, &c. b, terminal
segment and uropoda ; b', outer maxillipede ; b", cheli-
pede of the first pair ; b'", chelipede of the second pair ;
6"", ambulatory leg (next after chelipedes), showing the
form of the dactylus.
Plate LII.
Fig. A. Penceus ricJitersi, c?, x3. a, dorsal view of the frontal
and antennal region, showing the form of the eye-peduncles
and antennules and antennal scales ; a', terminal seg-
ment and uropoda.
B. Gonodactijlus elegans, $
, X 3. b, lateral view of the
raptorial limb (second maxillipede), x3|.
,