452 



INDEX TO VOL. VII 



AcARNtTS INNOMINATUS, observa- 

 tions on, 273. 



Accentor, new species of, 256. 



Acremouium, new species of, 432. 



Actiniae, on the structure of the, 437. 



Agametis, new species of, 207. 



Agulhasia Davidsonii, description of, 

 109. 



Aiublvstoma, on the metamorphoses 

 of, 24G. 



Aniphipleura pellucida, observations 

 on, 423. 



Anisothyris, new species of, 105. 



Annelids, on the organization of 

 Oligochfetous, 90, 173. 



Anodon, new species of, 103. 



Anthracosaurus Ruselli, on a mandi- 

 bular ramus of, 73. 



Arachnopus, new .species of, 258. 



Aralia spinosa, on the flowers of, 

 315. 



Archichthys sulcidens, on some re- 

 mains of, 79. 



Arctopithecns, new species of, 302. 



Articulata, physico-chemical inves- 

 tigations on the aquatic, 362. 



Asaphus platycophalus, on the sup- 

 posed legs of, 366, 451. 



Astarte, on the assumption of the 

 adult form by certain species of 

 the genus, 171, 245. 



Atax, on the species of, parasitic on 

 our freshwater Mussels, 55. 



Ateles Bartletti, observations on, 

 18, 163. 



Atthey, T., on a mandibular ramus 

 of Anthracosaurus Russelli ; with 

 notes on Loxomma and Archich- 

 thys, 73 ; on Dipterus and Cteno- 

 dus, and on their relationship to 

 Ceratodus Forsteri, 190. 



Aulorhipis, description of the new 

 genus, 302. 



Baillon, IL, on the development of 

 the leaves of the Sarracenite, 448. 



Bartsch, S., on the Rotatoria, 304. 



Batrachia, on the structure of the 

 crania of, 67. 



Beccaria, description of the new ge- 

 nus, 391. 



Bell, A., on the Invertebrata of 



Massachusetts, 172; on the Crag- 

 fauna, 351. 



Berkeley, Rev. M. J., on British 

 Fimgi, 425. 



Bessels, E., on the species of Atax 

 parasitic on our freshwater Mus- 

 sels, 55. 



Beyrich, Prof., on the base of the 

 Crinoidea brachiata, 393. 



Billings, E., on the structure of the 

 Crinoidea, Cystidea, and Blastoi- 

 dea 142. 



Birds,' new', 241, 256, 257, 340. 



Blastoidea, on the structure of the, 

 142. 



Books, new : — Natural - Ilistoiy 

 Transactions of Northumberland 

 and Durham, vol. iii. part 2, 166; 

 Cardiff Naturalists' Societv Trans- 

 actions, 1868-1870, 167;' Morris 

 and Jones's Geology, 168 ; Nichol- 

 son's ^Manual of Zoology and Text- 

 book of Zoology, 169 ; Godman's 

 Natural History of the Azores, 

 242 ; Carnoy's Recherches sur les 

 Champignons, 292 ; Rymer Jones's 

 Animal Kingdom, 4th ed., 296 ; 

 Munn's Honey-Bee, 369 ; Stave- 

 ley's British Insects, 370 ; Nichol- 

 son's Introductory Text-book of 

 Zoology, 371. 



Bradv, II., on Saccammina (Jarteri, 

 177. 



Bradypus, on the order of develop- 

 ment of the dentition of, 451. 



Brimoda, description of the new ge- 

 nus, 219. 



Broome, C. E., on British Fungi, 425. 



Brown, Dr. R., on Arctic Zoology, 

 64 ; on new species of Oaks from 

 North-west America, 249. 



Bryozoa, observations on marine,450. 



Burmeister, Dr. H., on Saurocetes 

 argentinus, 51. 



Butler, A. G., on the habitat of Dia- 

 dema octocula, 447. 



Butterflies, new species of, from 

 Tropical America, 412. 



Calamites, on the organization of 

 the, 299. 



Callidon, on the new genus, 368. 



