194 DK. G. S. BRADY ON TILE [Feb. 1, 



(10) vox Marenzeller, E. — " Neue Holothurien von Japan und 



China." Verhand. d. k.-k. zool.-bot. Ges. Wien, Bel. xxxi., 

 1881. 



(11) Bell, F. J. — " Studies in Holothuroidea." Proc. Zool. Soc. 



1883, Part i. 



(12) Bell, F. J.— Zoological Collections of H.M.S. 'Alert.' 



Holothuroidea. 1884. 



(13) Lampert, K. — Reisen im Archipel der Philippinen. Die 



Seevvalzen : Holothurioidea. 1885. 



(14) Bell, F. J.—" On the Holothurians of the Mergui Archi- 



pelago." Journ. Linn. Soc, Zool. vol. xxi., 1886. 



(15) Theel, Hj.— The Voyage of H.M.S. < Challenger.' Vol. xiv. 



Part xxxix. Report on the Holothui'ioidea (Part ii.). 

 1886. 



(16) Bell, F. J.— "The Echinoderm Fauna of Ceylon." Sci. 



Trans. Roy. Dublin Soc. 1887, vol. iii. (ser. 2). 



(17) Ludwig, H. — " Drei Mittheilungen liber alte und neue 



Holothurienarten." S.B. Akad. Berlin, pp. 1217-1244. 

 1887. 



(18) Sluiter, C. — " Fauna des Java-Meeres." Nat. Tijd. v. Ned. 



Ind., Bd. xlvii., 1887. 



(19) Ludwig, H. — Bronn's Klassen und Ordnungen des Thier- 



reichs. Echinodermen. 2. Bd., 3. Abth. " 1889-1892. 



(20) Sluiter, C. — Die Holothurien der Siboga-Expedition. 1901. 



(21) Pearson, J. — Herdman's Pearl Oyster Reports. Supp. 



Report, v. 1903. 



(22) Koehler R., & Vaney, C. — Echinoderma of the Indian 



Museum. Littoral Holothurioidea collected by the 

 'Investigator.' Calcutta, 1908. 



4. A Revision of the British Species of Ostracod Crustacea 

 belonging to the Subfamilies Candoninai and Herpeto- 

 cypridince. By Gr. Stewardson Brady, M.D., LL.D., 

 D.Sc, F.R.S.', C.M.Z.S. (With Note on a Parasitic 

 Worm, by Miss M. V. Lebour, M.Sc.) 



[Received December 10, 1909.] 



(Plates XIX.-XXX.*) 



The species dealt with in this paper are separated from most 

 other Cyprididse by the absence, or the very scanty development 

 of setse on the posterior antennae, together with a full development 

 of the caudal rami. When a setose antennal fascicle is present 

 it never reaches further than the extremities of the terminal 

 claws, and usually falls much short of them, so that in all cases 

 the animal is destitute of swimming capacity. The species may 



* For explanation of the Plates see pp. 217-220, 



