INDEX. 



453 



Camoy, J. B., on polymorphism in 



tlie Mucorineae, 292. 

 Carter, H. J., on three Pachytragous 

 Sponges from the south coast of 

 Devon, 1 ; on fossil sponge-spi- 

 cules of the greensand compared 

 with those of existing species, 112 ; 

 on Melobesia unicellularis, better 

 known as the Coccolith, 184 ; on 

 a freshwater species of Ceratium, 

 229 ; on two undescribed Sponges 

 and two Esperiadaj, and on the 

 nomenclature of Clathriua, 268 ; 

 on the discovery of the animal of 

 the Spongiadaj, 445. 



Ceratium, on a freshwater species of, 

 229. 



Ceratodus, on the relationship of 

 Dipterus and Ctenodus to, 190; 

 on its place in the system, 222. 

 t^i ChaBtogaster, on the genital organs 

 of, 99. 



Chimpanzee, on the myology of the, 

 341. 



Chirozetes, new species of, 211. 



Chlamvphorus truncatus, note on, 

 447." 



Chrysopila, on abdominal sense- 

 organs in, 174. 



Cinclosoma, new species of, 256. 



Cisticola, new species of, 241. 



Cladocoryne, description of the new 

 genus, 227. 



Claparede, E., on the marine Bryo- 

 zoa, 450. 



Clathrina, on the nomenclature of, 

 278. 



Coals, on spore-cases in, 321. 



Coccolith, on the nature of the, 184. 



Coleoptera from Old Calabar, de- 

 scriptions of, 38. 



Coloinis, new species of, 415. 



Conoplem-a, new species of, 358. 



Cope, Prof., on the structure of the 

 crania of Reptilia and Batrachia, 

 67 ; on Siredon - metamorphoses 

 &c., 246. 



Corals, on recent and fossil, 66 ; on 

 the structure of the, 437. 



Corixa, new species of, 236. 



Crag-fauna, contributions to the, 

 351. 



Crinoidea, on the structure of the,142. 



Crinoidea brachiata, on the base of 

 the, 393. 



Ctenodus, on the relationship of, to 

 Ceratodus, 190. 



Cypraia, on the assumption of the 

 adult form by the genus, 171, 245, 



Cystidea, on the structure of the, 

 142. 



Da^dania, description of the new ge- 

 nus, 212. 



Ball, W. II., on a natural arrange- 

 ment of the order Docoglossa, 280; 

 on transversely striated muscular 

 fibre among the Gasteropoda, 312. 



Bana, J. D., on the svipposed legs of 

 Asaphus platycephaliis, 306, 451. 



Darwin's theory of descent, observa- 

 tions on, 417. 



Bavid, A., on two new species of 

 Birds, 256. 



Bawson, G. M., on Foraminifera 

 from the Gulf and River St. Law- 

 rence, 83. 



Bawson, Br. J. W., on spore-cases 

 in coal, -321. 



Bercitus, new species of, 3. 



Biadema octocula, on the habitat of, 

 447. 



Bioplodon sechellensis, on the ske- 

 leton of, 291. 



Biplograpsus pristis, on a specimen 

 of, with reproductive capsules, 317. 



Bipterus, on the relationship of, to 

 Ceratodus, 190. 



Bocoglossa, on a natural aiTange- 

 ment of the order, 286. 



Bolphius, on the Entozoa of the, 

 392. 



Borvillia agariciformis, observations 

 on, 37. 



Bredging in the Gulf of Suez, 67. 



Buncan, Br. P. M., on the structure 

 and affinities of Guynia annulata, 

 444. 



Echinoderms, on the occurrence of 

 embryonic forms among tlie pa- 

 laeozoic, 149. 



Echinorhynchus gigas, on the deve- 

 lopment of, 44i. 

 Ectyon sparsus, observations on, 270. 

 Ehlers, Prof., on a new form of 



Sponge, 302. 

 Elichora, description of the genus, 



204. 

 Emexaure, description of the new 



genus, 216. 

 Endodesmia, characters of the new 



genus, 432. 

 Entozoa of the Bolphins, on the, 392. 

 Eolididse, on a new genus of, 391. 

 Ephydra, new species of, 233. 



