INDEX TO NEW GENERA AND SUBGENERA. 
15 
Parawixia, Cambridge , Arachu. 30 
Parazaptyx, Pilsbry , Moll. 68 
Parazeuzera, Bethune-Baker , Ins. 262 
Parelodina, Betliune-Baker , Ins. 250 
Parexillis, Jordan , Ins. 185 
Parocalea, Bernhauer, Ins. 137 
Parochlerus, Breddin, Ins. 318 
Parochthiphila, Czerny , Ins. 311 
Parocyusa, Bernhauer, Ins. 137 
Paromala, TParmi, Ins. 282 
Paronesimus, Stebbing, Crust. 45 
Paronipora, Capeder, Ccel. 32 
Parosorius, Bernhauer, Ins. 137 
Parouraptoryx, Thierry- Mieg, Ins. 
282 
Parvanemus, Mayer, Coel. 20 
Parviterebra, Pilsbry, Moll. 75 
Parvochlamys, Sacco , Moll. 90 
Pasaphylla, Peringuey, Ins. 154 
Patreus, Raffray, Ins. 142 
Pauluccia, Brusina, Moll. 79 
Paumomua, Jacoby, Ins. 194 
Pauropsalta, Goding and Froggatt , 
Ins. 331 
Peggichisme, Kirkaldy, Ins. 320 
Pegylidius, Peringuey , Ins. 154 
Pelorotelus, Ashmead, Ins. 230 
Penardia, Cash, Prot. 43 
Pentalagus, Lyon, Mamm. 42 
Pentanodes, Schaefer, Ins. 188 
Pen tany mphon, Hodgson , Crust. 61 
Pentasmicra, Ashmead, Ins. 231 
Pentatropis, Faust, Ins. 179 
Pontias, Richardson, Crust. 41 
Peradorcas, Thomas, Mamm. 48 
Peratodonta, Aurivillius, Ins. 262 
Peregrinator, Kirkaldy, Ins. 322 
Peregrinus, Kirkaldy, Ins. 333 
Perhippidion, Ameghino, Mamm. 49 
Periacrodon, Ameghino, Mamm. 49 
Peribolodes, Warren, Ins. 282 
Pericameuta, Peringuey, Ins. 154 
Periphymopsis, Schouteden, Ins. 318 
Peritragus, Aurivillius, Ins. 188 
Peronodoris, Bergh, Moll. 72 
Phsenacantha, Horvath, Ins. 321 
Phamopharos, Kirby, Ins. 356 
Phaneroturis, Bruner, Ins. 361 
Plianerozonida, Delage, Echin. 79 
Phanophilus, Ameghino, Mamm. 49 
Phanosolena, Schaeffer , Ins. 185 
Pharyllus, Distant, Ins. 328 
Phasmatocoris, Breddin, Ins. 323 
Phaulocylliba, Berlese, Arachn. 46 
Phaulodinyclnis, Berlese, Arachn. 46 
Pliaulosis, Weise , Ins. 194 
Phaulosomus, Faust, Ins. 179 
Pheidoloxenus, Ashmead, Ins. 231 
Phi las, Portevin, Ins. 145 
Philodromoides, Scheffer, Arachn. 31 
Phijosepedon, Eaton, Ins. 302 
Philosyrtis, Giard, Verm. 56 
Phlebosphales, Warren, Ins. 282 
Phlceograptis, Meyrick , Ins. 295 
Phlyctcenopora, Topsent , Spong. 25 
Phoberus, Raffray, Ins. 143 
Phoenixauchenia, Ameghino, Mamm. 
50 
Pholeoteras, Sturany, Moll. 68 
Phoxargyrea, Fowler, Pisces 41 
Phrygiomurex, Ball, Moll. 78 
Phthartus, Handlirscli, Ins. 125 
Phthirocoris, Distant, Ins. 324 
Phyllochisme, Kirkaldy, Ins. 321 
Phyllolonche, Popofsky, Prot. 52 
Physalidonotus, Fillers, Verm. 35 
Physalozercon, Berlese, Arachn. 46 
Physoglenes, Simon, Arachn. 23 
Phyteumas, Bolivar, Ins. 361 
Phytoseius, Ribaya, Arachn. 46 
Pietteia, Cossmann, Moll. 78 
Piezonemus, Jordan, Ins. 185 
Pilchenia, Ameghino, Mamm. 50 
Pilematechinus, Agassiz, Echin. 68 
Pionaces, Simon, Arachn. 32 
Pipetta, Loman, Crust. 61 
Piptocentrus, Horvath , Ins. 321 
Pistosia, Weise, Ins. 197 
Placorias, Lucas, Ropt. 33 
Planitrochus, Perner, Moll. 85 
Platephippius, Navas, Ins. 361 
Platylistrum, Schulze, Spong. 14 
Platysphyrus, Sloane, Ins. 131 
Plectonotus, Clarke, Moll. 86 
Pleiophylla, Peringuey, Ins. 154 
Pleistophylla, Peringuey, Ins. 154 
Plerisca, Bolivar, Ins. 361 
Plesiostigmodes, Ashmead, Ins. 231 
Pleurolopha, Turner, Ins. 282 
Pleuromplialus, Perner, Moll. 80 
Pleurophorella, Girty, Moll. 87 
Pleuroxonotus, Reuter, Ins. 328 
Plexotemnus, Ameghino, Mamm. 50 
Pliotropis, Kobelt, Moll. 63 
Plocamiopsis, Topsent, Spong. 25 
Ploconema, Perner, Moll. 85 
Plocovalgus, Kolbe, Ins. 158 
Poecilochlora, Warren, Ins. 282 
Poecilolagus, Lyon , Mamm. 42 
Pogonocebus, Trouessart, Mamm. 33 
Polistella, Ashmead, Ins. 208 
Polistoides, Dalla Torre, Ins. 209 
Polyandrocarpa, Michaelsen , Tun. 7 
Polychelus, Luzc, Ins. 138 
Polychisme, Kirkaldy, Ins. 320 
Polychnomyia., Bischof, Ins. 309 
