418 
Perameles, characters of, page 319. 
——, on the osteology of, 379-408. 
Perameles Gunnii, dentition of, &c., 320. 
Lagotis, observations upon, 320; on the 
osteology of, 379-408. 
nasuta, dentition of, &c., 320. 
obesula, dentition of, &c., 320. 
Perca Cabrilla, Linn., notice of, 173. 
Percidae, on the Madeiran fishes of this family, 173 ; 
on the species of, inhabiting the Dukhun, 350. 
Pericera heptacantha, description of, 61. 
ovata, description of, 60. 
villosa, description of, 59. 
Petaurists, dentition of, 324; on the osteology of, 
379-408. 
Petaurus, characters of, 324; on the osteology of, 
379-408. 
Petaurus breviceps, dentition of, 325; on the osteo- 
logy of, 379-408. 
flaviventer, dentition of, 324. 
pygmaeus, dentition of, 325. 
sciureus, dentition of, 324. 
— Taguanoides, dentition of, 324. 
Phalangers, characters of, 322; on the osteology of, 
379-408. 
Phalangista cavifrons, dentition of, 323. 
chrysorrhoos, dentition of, 323. 
Cookii, dentition of, 322; on the osteology 
of, 379-408. 
— fuliginosa, dentition of, 323. 
gliriformis, Bell, dentition of, 323. 
maculata, dentition of, 323. 
ursina, dentition of, 323. 
————- vulpina, dentition of, 323. 
Pharyngiens Labyrinthiformes, Cuy., on the fishes of 
this family inhabiting the Dukhun, 352. 
Phascogale, characters of this genus, 317. 
Phascolarctos fuscus, on the dentition of, 326; on the 
osteology of, 379-408. 
Phascolomys, dentition of, 329. 
Phascolomys Wombat, on the osteology of, 379-408. 
Phascolotherium, characters of, 319. 
Pholis levis, Flem., notice of, 185. 
Phractocephalus, Agassiz, characters of this genus, 
372. 
Phractocephalus Gogra, Sykes, description of, 374. 
Itchkeea, Sykes, description of, 373. 
Kuturnee, Sykes, description of, 372. 
INDEX OF SPECIES. 
Phycis furcatus, Bowd., notice of, page 189. 
Mediterraneus, Cuv., notice of, 189. 
Yarrellii, Lowe, description of, 190. 
Pigmy Petaurist, dentition of, 325. 
Pimelodus Seengtee, Sykes, description of, 374. 
Pirara, Spix, characters of this genus, 372. 
Piratesa, characters of this néw genus, 28. 
Piratesa nigro-annulata, description of, 28. 
Pisa aculeata, description of, 50. 
spinipes, description of, 50. 
Platystoma, characters of this genus, 371. 
Platystoma Seenghala, Sykes, description of, 371. 
Plectognathi, on the Madeiran fishes of this order, 193. 
Pleuronectide, on the Madeiran fishes of this family, 
190. 
Poephaga, a section of the Marsupialia, characters of, 
326. 
Poephagomys, observations upon this genus, 75. 
Polymivia, characters of this new genus of Bramide, 
178. 
Polymivia nobilis, Lowe, description of, 179. 
Polyprion cernium, notice of, 174. 
Pomatomus telescopus, Risso, notice of, 173. 
Potoroos, on the dentition of, 327 ; on the osteology 
of, 379-408. 
Priacanthus boops, Cuy. and Val., notice of, 174. 
Sulgens, Lowe, description of, 174. 
macrophthalmus, Cuv. and Val., notice of, 
174. 
Pristipoma Bennettii, Lowe, description of, 176. 
Prometheus atlanticus, Lowe, notice of, 181. 
Pteropus Whitei, observations upon, 31; description 
of, 37. 
Quails, on those of India, 1. 
Raia Aquila, Linn., notice of, 196. 
Pastinaca, Linn., notice of, 196. 
Maderensis, Lowe, description of, 195. 
Raiide, Madeiran fishes of this family, 195. 
Ray: Sting Ray, 196; Eagle Ray, 196. 
Rhizophaga, a section of the Marsupialia, characters 
of, 329. 
Rhodia, characters of this new genus, 43. 
Rhodia pyriformis, description of, 44. 
Rhombus Maderensis, Lowe, description of, 190. 
Rhotee, characters of this new genus of Cyprinide, 
364. 
Rhotee Ogilbii, Sykes, description of, 364. 
Pangut, Sykes, description of, 365. 
