'Alert' 1881-2

Fig, a. Neoplax opldodes, x 2.
EXPLANATIOIT OF THE PLATES. 679
ECHINODERMS.
Plate XLV.
6. Arm-joints of ditto, seen from above, x 4.
c. The same, from the side, x 4.
d. The same, from below, x 4.
e. Lower surface of disk, x 4.
CRUSTACEA.
Plate XLYI.
Fig. A. Achceus lavioculis, J , X 5. a, chelipede, x 5.
B. Stilbognat7ii(s martensi, adult c? , x 2. b, buccal and anten-
nal regions, showing the form of the joints of the outer
maxillipede &c., x3; 6', chelipede, x2|.
Plate XLVII.
Fig. A. Eurynome stimpsonii, c? , x 4. a, chelipede, x 6.
B. Entomonyx sj)i7iosus, x3g. b, inferior view of antennal
region^ showing the form of the basal antennal joint,
X 4|
; 6', postabdomen, x 4 ; 6", chelipede, x 4.
Plate XLVIII.
Fig. A. Frontal region of Xiphonectes vigilans, var. obtusidentatus,
showing the form of the marginal teeth, x 5.
B. Thalamita quadrilohata, adult c? . 6, chelipede,
C. Carcinoplax Integra, $ , X 5, c, inferior view of frontal
and antennal region, showing the form of the peduncular
joints of the antennae and the merus of the maxillipedes
c', chelipede, x7.
;