KNOWN SPECIES OF MARINE OSTRACODA. 



393 



Fig. 14. Normania dorso-tuberculata. 



a. Perfect carapace, right side, x 40. 



b. do. dorsal aspect, x 40. 



c. do. ventral aspect, x 40. 



d. do. dorsal aspect(variety),x 40. 



e. do. end view (posterior), x 40. 



f. do. end view (anterior), x 40. 



g. Right valve, from behind, x 40. 

 (The anterior extremity in a, b, c, d, is placed, 



downwards.) 

 Fig. 15. Normania avellana. 



a. Perfect carapace, right side, x 40. 



b. do. ventral aspect, x 40. 



c. do. end view, x 40. 



PLATE LXII. 



Fig. 1. Cy there par keri. 



a. a. Perfect carapace, left side, x 40. 



b. do. dorsal aspect, x 40. 



c. do. ventral aspect, x 40. 



d. Right valve, dorsal outline, x 40. 



e. End view of carapace, x 40. 

 Fig. 2. Cythere areolata. 



a. Perfect carapace, left side, x 40. 



b. do. dorsal view, x 40. 



c. do. ventral view, 40. 



d. do. end view, x 40. 

 Fig. 3. Cythere compacia. 



a. Perfect carapace, left side, x 40. 



b. do. dorsal aspect, x 40. 



c. do. ventral aspect, x 40. 



d. do. end view, x 40. 

 Fig. 4. Cythere latissima. 



a. Perfect carapace, right side, x 40. 



b. do. dorsal aspect, x 40. 



c. do. ventral aspect, x 40. 



d. Right valve, inside, x 40. 



e. End view of carapace, x 40. 

 Fig. 5. Cythere rhomboidea. 



a. Left valve, outside, x 80. 



b. do. dorsal aspect, x 80. 

 Fig. 6. Heterodesnms adamsii. 



a. Perfect carapace, left side, x 16. 



b. do. dorsal view, x 16. 



c. do. ventral view, x 16. 



d. Right valve, dorsal view, x 16. 



e. 

 /• 

 9- 



h. 



Fig. 



a. 



b. 



c. 



d. 



e. 

 /• 



9- 



h. 



i. 



k. 



I. 



m. 

 Fig. 



a. 



b. 



c. 



d. 

 Fig. 



a. 



b. 



c. 



d. 



Right valve, front view, x 16. 

 do. baclv view, x 16. 



Posterior hinge of right valve, vertical view, 



xl6. 

 Posterior hinge of right valve, oblique view, 



Xl6. 



7. Cypridina bairdii. 



Perfect carapace, right side, x 16. 



do. dorsal view, x 16. 



do. ventral view, x 16. 



do. end view, x 16. 



Contact margin (portion), left valve, x 16. 



do. right valve, x 16. 



Abdomen, x 80. 

 Inferior antenna, x 80. 

 First and second maxilloe (?), x 80. 

 Terminal setae (first maxilla) ?, x 210. 

 Natatory foot, x 60. 

 Superior antenna, x 60. 



8. Cypridina Japonica. 



Perfect carapace, left side, x 16. 



do. dorsal view, x 16. 



do. ventral view, x 1 6. 



do. end view, x 16. 



9. Cypridina elongata. 



Perfect carapace, right side, x 16. 



do. ventral aspect, x 16. 



do. dorsal aspect, x 1 6. 



do. end view, x 16. 



VOL. V. — PART V. 



3 F 



