666 EXPLAXATION OF THE PLATES. 



Fig. B. Cirolana tenuistylis, x 3. b, lateral view of the body, 

 showing the form of the epimera, x3; b', interantennal 

 plate. 



C. Cymodocea lonyistylis, adult d , x 6. 



D. Cerceis bidentata, var. aspericaudata, x 5. d, antennules 



and antennae. 



Plate XXXIV. 



Fig. A. Leucothoe brevidiyitata, x 4. a, terminal segment and 

 posterior uropoda ; «', part of the leg of the first pair, 

 showing the form of the distal process of the wrist-joint, 

 palm, and minute dactyl ; a", penult, joint and dactyl of 

 leg of the second pair. 



B. Meyamcera ihomsoni, x 5. b, terminal segment ; b', one of 



the legs of the first pair ; 6", one of the legs of the second 

 paii'. 



C. Caprella attenuate^ x 7. 



Plate XXXV. 



Fig. A. Ackelia Icevis, var. australiensis, ventral view, x 30. 

 a, dorsal view of the body of the same species, x 30 ; 

 a', oculiferous tubercle. 



B. Phoccichilidium hoekii, adult c? s ventral view, x 7. b, oral 

 aperture ; 6', lateral view of the oculiferous tubercle and 

 mandible ; b", one of the ovigerous legs. 



ALCYONARIANS. 

 Plate XXXVI. 



Fig. A. Psammoyoryia rectangularis, tip of pinnule, x 4 ; a & a', the 



spicules, x 40. From type (dry) specimen from Port 

 Darwin, 12fms. 

 B. Echinomuricea indo-mdlaccensis, specimen in spirit, nat. 

 '"size. B'. Portion of branch of same, x 4. From Warrior 

 Beef, Torres Straits. [Some specimens have the branches 

 stouter and the ends more decidedly clavate.] 



