INDEX. 



525 



Page 

 On the geog. distiib. of Accipitres . 1 

 Onthophagus sharpi, von Harold, 

 131 ; tapirus, Sharp, n. s})., 130. 

 Ophichthys boro, exper. with, as to 



respiration 202 



Ophiocephahdse, 141, 150, 155; 

 aeeessoi'y gill-cavity of, 205 ; dis- 

 tribution of, 208 ; favourite re- 

 sort of, 209. 

 Ophiocephalus, Bloch, 141 ; affinis, 

 Gilnth. {{tnote), 151 ; amphibius, 

 M'Clell. (ftuote), 150; auran- 

 tiacus, Ham. Buch. (ftnote),151 ; 

 auroliiieatus, Day (ftnote), 150 ; 

 bart-a, H. B., 150 ; chena, H. B. 

 (ftnote), 151 ; diplogramme. Day 

 (ftnote), 151 ; fuscus, Cuv. iSfVal. 

 (ftnote), 151 ; gachua, R.B. ,lbl ; 

 gaohua, transported in wet hand- 

 kerchief, 201 ; grandinosus, Cuo. 

 Sf Val. (ftnote), 150; indicus, 

 VlfC^eM. (ftnote), 151 ; karrouvei, 

 Lacep. (ftnote), 151 ; Kelaartii, 

 Gimth. (ftnote), 151 ; kora 

 molta, Russ. (ftnote), 151 ; latus, 

 H. B. (ftuote), 151 ; leucopiuic- 

 tatus, Sylces, 150 ; limbatus, 

 Cuv. Sf Val. (ftnote), 151 ; mar- 

 ginatus, C. cf- V. (ftnote), 151 ; 

 marulius, H. B., 150 ; micro- 

 peltes, C. ^ v., 151 ; montanus, 

 M' Clell. {Ltnote), 151 ; nigricans, 

 a Sf V. (ftnote), 150 ; psendo- 

 marulius, GuntJi., luO ; puncta- 

 tus, Bloch, 151 ; puuctatus from 

 mud, 214 ; serpentinus, Cm. ^ 

 Val. (ftnote), 151 ; stewartii, 

 Playfair, 151 ; striatus, Bloch, 

 151 ; Theophrasti, Val. (ftnote), 

 150 ; wrahl, Lacep. (ftnote), 151. 

 Ophiocoma didelphy s, Wy. Thomson, 



sp. n 77 



Ophiolepis squamata, devel. of . . 56 

 Ophiomastix, 335; flaccida, Lyman 337 

 Ophioscion, Gill (ftnote) . . . 140 

 Ophiura texturata, nervous sys- 

 tem of 448 



Ophiuridee, description of a new 

 form of, 335 ; nervous system of, 

 449. 



Ophiuroidea 76 



Orca, ear-bones of 187 



Orcella brevirostris, parasites of . 36 

 Organisms, recent researches among 

 some of the more simple sarcode, 

 261 ; second notice of . . . . 385 

 Organization of Ornithosauria . . 84 



Orgyria turbata 197 



Oriolus striatus, Q. # G. 82, 318, 500 



Ornithocheiroidea 96 



Ornithocheirus, brain-cavity of, 87 ; 

 comparison, carpals, &c., of, 100 ; 

 metacarpals of, 101 ; sections of 

 tooth of, 92. 



Ornithoptera ruficolUs .... 197 



Ornithorhynchus,ankylosis of incus 

 and malleus of 189 



Ornithosauria, organization of, 84 ; 

 cai'pals and metacarpals, 99 ; ce- 

 rebral cavity of, 87; hind ILmbs 

 of, 104 ; Hurley's definition of, 

 85 ; limb-bones of, 98, 99 ; near- 

 est resemblance to birds, 106 ; 

 phalanges of, 101 ; PI. IX. illus- 

 trating peculiarities of ; pectoral 

 and sternal bones of, 97 ; ribs 

 of, 95 ; sacrum of, 96 ; their 

 reptilian nature doubted, 105 ; 

 vertebral column of, 94, 96. 



Orycteropus, malleus of . . . . 188 



Osphromenus,iyace^., 141 ; nobilis, 

 M' CI ell., 153 ; olfax kept in pots 201 



Ossicula auditus, morphology of 

 mammalian 185 



Otogyps aui'icularis, geog. distrib. 

 of, 12 ; map showing range of, 

 PI. VII. ; calvus, geog. distrib. 

 of, 13 ; map showing range of, 

 PI. VII. ; Dr. Exton's remarks 

 on, 12. 



Otolithus macrophthalmus, BleeJc. 

 (ftnote) 145 



Oxystomatou.s Crustacean . . . 184 



Pachycephala, sp., 817 ; griseiceps, 



317. 

 Pachypora Fischeri, Nich. ^- Eth., 



362; frondosa, Nich. Sf Mh., 



362 ; lamellicornis, Lindstrdm, 



362. 

 Pachypterus melanurus, Sivains. 



(ftnote), 347 ; punctatus, Sioains. 



(ftnote),350; trifasciatus. Swains. 



(ftnote), 347. 

 Pachyrhamphus crassirostris . . 92 



Palsemon, sp.^ 507 



Paleeosauria of Von Meyer . . . 106 



Pamphila msesoides 197 



Panay, descrip. of new Hornbill 



from island of 155 



Pandion leucocephalus,GoMW, 309, 490 

 Pangasius Buchanani, Cuv. Sf Val. 347 



Papilio asperi 197 



Paradisea raggiana, Sclater, 318, 



487, 500 

 Paralepta, Baly, n. g., 474 ; fovei- 



collis, Baly, n. sp., 475. 

 Parambassis, BleeJc. (ftnote) . , 139 



