PARASILURUS 



90 



PETAURUS 



*Parasilunis, Siluroidea, 37 



Parataenia, Lecanicephaloidea, 14 



Paravortex, Rhabdocoela, 1 3 



Parazoa, 9-10 



Parorchis, Digenea, 14 



parrots (Psittaciformes), 43 

 *Parus, Passeres, 43 

 * Passer, Passeres, 43 



Passeres, 43 



Passeriformes, 43 



Patella, Archaeogastropoda, 21 



Patiria, Spinulosa, 34 



Pauropoda, 24 



Pamopus, Pauropoda, 24 

 *Pavo, Galliformes, 42 



Peachia, Actiniaria, 12 



peacock fan worm (Sabella), 

 Polychaeta, 24 



pear midge (Contan'nia), Nematocera, 28 



pearl-mussel (Unio), 



Eulameilibranchia, 23 



pearly-nautilus (Nautilus), 

 Tetrabranchia, 23 



peccary (Tayassu), Suiformes, 46 



Pecten, Filibranchia, 22 



Pectinaria, Polychaeta, 24 



Pectinibranchia, see Mesogastropoda 

 *Pectunculus, see Glycymeris 



Pedalia, see Hexarthra 



Pedalion, see Hexarthra 



Pedetes, Myomorpha, 45 



Pedicellina, Pedicellinidae, 20 



Pedicellinidae, 20 



Pediculati, 39 



Pediculus, Anoplura, 27 



Pedipalpi, 3 1 



Pegasiformes, see Hypostomides 



Pegasus, Hypostomides, 39 



Pelagia, Semaeostomae, 1 2 



Pelagonemertes, Polystylifera, 1 6 



Pelagothuria, Elasipoda, 32 



Pelecaniformes, 42 



Pelecanoides, Procellariiformes, 42 



Pelecanus, Pelecaniformes, 42 



Pelecinomimus, see Cetomimus 



Pelecypoda, see Bivalvia 



Pelias, see Vipera 



pelican (Pelecanus), Pelecaniformes, 42 



pelican's foot-shell (Aporrhais), 

 Mesogastropoda, 22 

 *Pelmatohydra, Athecata, 1 1 



Pelmatozoa, 32 



Pelobates, Anomocoela, 40 



*Pelomyxa, Amoebina, 7 



Peloscolex, Oligochaeta, 24 



Penaeus, Natantia, 3 1 



Penardia, Testacea, 7 



Peneroplis, Foraminifera, 7 



penguins (Sphenisciformes), 42 



Penicillata, see Polyxenida 



Peniculina, 8 

 *Pennaria, see Halocordyle 



Pennatula, Pennatulacea, 1 2 



Pennatulacea, 12 



Pentastomida, 32 



Pentazonia, 25 



Peracarida, 30 



Perameles, Marsupialia, 44 



Peranema, Euglenoidina, 6 



Perca, Percoidea, 38 



Percesoces, see Mugiloidea 



perch (Perca), Percoidea, 38 



— , climbing (Anabas), Anabantoidea, 38 



— , pirate- (Aphredoderus), 

 Salmopercae, 37 



Percoidea, 38 



Percomorphi, 38-39 



Percopsiformes, see Salmopercae 



Per cop sis, Salmopercae, 37 

 *Perdix (=Perdrix), Galliformes, 42 

 *Perdrix, see Perdix 



Peridineae, see Dinoflagellata 



Peridinium, Dinoflagellata, 6 

 *Perillus, Heteroptera, 27 

 *Perinereis, Polychaeta, 24 



Periophthalmus, Gobioidea, 38 



Peripatopsis, Onychophora, 24 



Peripatus, Onychophora, 24 



Periphylla, Coronatae, 1 1 



Periplaneta, Blattodea, 26 



Peripsocus, Psocoptera, 27 



Perischoechinoidea, 33 



Perissodactyla, 46 



Peritricha, see Chonotrichida 



Peritrichida, 9 



periwinkle (Littorina), Mesogastropoda, 22 



Perkinsiella, Homoptera, 27 



Perla, Plecoptera, 26 



Perlaria, see Plecoptera 

 *Perlodes, Plecoptera, 26 

 *Pernis, Falconiformes, 42 



Perodicticus, Prosimii, 44 



Peromyscus, Myomorpha, 45 



Perophora, Phlebobranchiata, 34 



Petahira, Anisoptera, 26 

 *Petaurus, Marsupialia, 44 



