ENTOMOSTRACA FROM CEYLON. 



343 



GuRNEY, R. — " On Two new Entomostraca from Ceylon." 



Spolia Zeylanica, iv. 1907, pp. 126-134. 

 GuRNEY, R. — " On some Fresh-Avater Entomostraca from Egypt 



and the Soudan." Ann. & Mag. Na,t. Hist. (8) vii. 1911, 



p. 25. 

 POPPE, S. A., and Mrazek, A. — " Die von Herrn Dr. H. Driesch 



auf Ceylon gesammelten Siisswasser-Entomostraken." 



Beih, znm Jahrb. d. Hamb. Wiss. Anst. xii. 1895. 

 Stingelin, Th. — " Untersuchungen liber der Cladoceren-fauna 



von Hinterindien, Sumatra und Java." Zool. Jahrb., 



Abt. Syst. xxi. 1904, pp. 327-370. 

 Stingelin, Th. — " Voyage d'Exploration Scientifique en Colom- 



bie." Cladocera. Mem. Soc. ISTeuch. Sc. nat. v. 1913. 



EXPLANATION OF THE PLATES. 

 Plate I. 



Fig. 1. Lei/digia australis var. ceylonica. Post-abdomen. X 260. 



2. Chydorus parvus. Upper lip. X 445. 



3. „ „ Post-abdomen. X 1050. 



4. „ harroisi. Female. X 260. 



5. „ „ Post-abdomen. X 1050. 



6. Cyclops distinchcs. Uniting lamella of fourth pair of lea's of male. 



X 445. 



7. CantJiocamptus grandidieri. Furcal rami. X 445. 



8. „ „ Fifth leg of female. X 445, 



Plate II. 



Fig. 9. Canthocamptus grandidieri. Furcal ramus, side view. X 445. 



10. Diaptonius amicB. Fifth leg of female showing (abnormal) 2-jointed 



endopodite. X 445. 



11. „ viduus, sp. n. Male. X 58. 



12. „ „ „ Prehensile antenna. X 120. 



13. „ „ „ Fifth pair of legs. X 120. 



14. „ „ „ Part of the right leg of the fifth pair. 



X 320. 



Fig. 15. Notodromas ocidata. 

 16. Cypridopsis neiutoni. 



Plate III. 



Dorsal view of female. X 98. 

 Right valve of female. X 120. 



17. Oncocypris ptistiilosa, sp. n. 



18. 



19. 



20. 



21. 



22. Physocypria ttiberata, sp. n. 



Dorsal view of moulted shell. X 150. 



Side view. X 98. 



Anterior end of left valve from inside. 



X 260. 

 First leg. X 445. 

 Second leg. X 445. 

 Dorsal view of female. X 98. 



23* 



