442 



INDEX. 



OpistTiocomus crhiatus, early stages of, 48. 



, embryos and adult of, 49. 



, hind limb of, 77. 



, hip-girdle of, 74. 



, light cast upon the Ontogeny of Birds by the 



Morphology of, 81. 



, ornithological position of, 80. 



, skull of, 49. 



, sternum and shoulder-girdle of, 64. 



, vertebral chain of, 59. 



, mngs of, 69. 



Orang reputed to be Simia morio, 201-217. 

 Orhitulipora haidingeri, 253. 



lentiGuJaris, 254. 



peiiolus, 253, 263, 278. 



Pachyornis elephantopus, 375, 376, 377, 387, 415, 

 429. 



immanis, 376, 415. 



sp., 376, 377, 415. 



Pachystyla inversicolor, 299. 



Palieogene Bryozoa, on the Britisli, by .T. W. Gregory, 

 219-279. 



PaI(Bornis alexandri, 284. 



Palaptery.v dromoides, 413, 415. 



elepJiantojms, 415. 



ingens, 375, 413. 



plena, 415. 



Parker, T. .J. On the Cranial Osteology. Classifi- 

 cation, and Phylogeny of the Dinoi-nithidse, 

 373-429. 



Parker, W. K. On the Morphology of a Reptilian 

 Bird, Opisthocoitius cristatus, 43-85. 



Patagonia gigas, 71. 



Pezopliaps soKtaria, 298. 



Phaps chcdcojitei-a, 298. 



Plioxus Jiolbolli, 7. 



PhyUodactylits europo'us, 96, 110. 



Platydactylns facetanus, 11.5. 



fascicularis, 98, 11.5. 



muralis, 115. 



Plesttodon cddrovandii, 136. 



Pleuroddes waltlii, 192. 



Ploius anhinga, 289. 



melanogaster, 289. 



nanus, 282, 288, 289, 300. 



Hova'-hollandia>, 289 



Podarces simoni, 103, 132. 



Podicepes auritus, 289. 



cornutus, 289. 



cristatus, 289. 



minor, 289. 



pielzelni, 289. 



pTiilippensis, 289. 



ruficolUs, 289. 



sp. inc., 289. 



Podoceropsis palmatus, 36, 42. 



Podocerus cumbrensis, 38, 42. 



falcatus, 39. 



minutus, 41. 



Porella condnna, 2.5.5. 



, var. eoctna, 254. 



Porina suhsidcata, 245. 



Porphyria melanonotus, 292, 294. 



Porzana Carolina, 76. 



Psaminodroiims algirus, 96, 97, 98, 127, 128. 



, var. dorice, 128. 



■ , var. nollii, 128. 



hland, 96, 97, 127, 163. 



hispanicus, 127. 



microdactylus, 96, 127. 



PsammopMs punctatim, 100, 150. 



sihilans, 150. 



, var. punctatus, 97, 150. 



Pseudop>us apiis, var. oniata, 103. 



serpentimis, 98. 



Pterygocera arenaria, 20. 



Ptyodactylm lohatus, 96, 108, 111, 112, 113. 



oudrii, 103, 111, 112, 113, 114, 16.3. 



Pustulipora clavula, 261. 



palmata, 261. 



Rana eseulenta, 95, 97, 98, 102, 157, 159. 



, var. latastii, 157. 



, var. ridihunda, 157. 



picta, 99. 



temporaria, 98. 



uiridis, 1-57. 



Eatitse, measurements of the skulls of the, 405. 



, phylogeny of the, 423. 



, summary of the cranial characters of the, 408. 



Retepora trigona, 259. 

 RJiabdonectes, 367. 

 Rliahdosoma armatnm, 368. 



brachyteles, 308, 369, 371. 



hrevicaudatwm, .366, 368. 



