484 



MEMOIRS OF THE CARNEGIE MUSEUM. 



niobrarense, Diceratherium, 403, 414, 420, 



422, 424, 425 

 nodosus,'Glypto.saurus, 1 GO 

 notseus, Eunectes, 169 

 notomelas, Cheirodon, 7, 12, 65, 75, 74 

 Pimolodella, 230, 231, 233, 244 



obscura, Echmatemys, 135, 13(), 137, 138, 



139 

 occidentalis, Leptophis, 185 



Rhinoceros, (Caenopus) 411 

 occipitalis, Rhadinea, 195 

 ocellatus, Glyptosaurus, 160 

 Ochmacanthus, 261, 345 



batrachostoma, 356 



flabelliferus, 356, 357 



(Gyrinurus) batrachostoma, 367 



reinhardti, 356, 357 



Key to the species of, 356 

 octonarius, Hadrianus, 145 

 Odontostilbe, 17 



drepanon, 3, 12, 90, 92 



fugitiva, 90, 92, 93 



hastata, 10, 12, 90, 91 



melandeta, 9, 12, 90, 91, 98 



microcephala, 12, 85, 94 



paraguayensis, 12, 90, 96, 97 



pulchra, 2, 12, 95 



Key to the species of, 90 

 olfersi, Philodryas, 213 

 Oligobrycon, 7, 16 



microstomus, 6, 12, 56, 57 

 operculatum, Scleronema, 280 

 Ophidia: A Catalog of the Ophidia from 

 South America at Present (June, 1916) 

 Contained in the Carnegie Museum 

 with Descriptions of some New Species. 

 By Lawrence Edmonds Griffin, 163-227 

 Opisthoglypha, 201 

 orbignianum, Pseudoplatystoma, 353 

 oregonensis, Rhinoceros, 412 

 orient ale, Prohyracodon, 404 

 orina, Rhadinea, 195 

 ornata, Anosteira, 121, 122 

 Oroya;, Pygidium, 274, 296, 298, 304 

 Ostariophysi, 14, 275 



Oxybelis acuminatus, 211 



fulgidus, 212 

 oxyptera, Paravandellia, 366, 367 



pacifieus. Rhinoceros, 410 



Diceratherium, 410 

 Pala^otheca polycypha, 139 



terrestris, 139 

 palleum, Pygidium, 291 

 paolence, Pygidium, 327, 328 

 papilliferus, Spintherobulus, 12, 19, 20 

 Paragoniates, 10, 15 



alburnus, 3, 12, 40, 41 

 paraguayensis, Aphyocharax, 12, 24, 25, 

 33 



Holoprion, 23 



Odontostilbe, 12, 90, 96, 97 



Prionobrana, 3, 12, 13, 38, 40 

 parahybffi, Cheirodon, 12, 65, 70 

 Paravandellia, 262, 269, 359 



oxyptera, 366, 367 

 Parecbasis, 3, 15, 48 



cyclolepis, 12, 44, 45, 46 

 Pareiodon microps, 343, 344 

 Pareiodontinse, 261, 275 

 Pariolus armillatus, 260, 276 

 patagoniensis, Hatcheria, 281, 282, 283 

 Pearse, A. S., 274 



pectinifera, Pimelodella, 230, 231, 232, 241 

 pequira, Cheirodon, 83 



Holesthes, 3, 12, 84, 86 

 peruviana, Tachymenis, 214 

 peruvianus, Lachesis, 226 

 Peterson, O. A., 101, 103; The American 



Diceratheres, 399 

 petersoni, Diceratherium, 413 

 petolaria, Clelia, 205 

 Phanagoniates, 6, 10, 15 



wilsoni, 12, 43 

 Philodryas nattereri, 212 



olfersi, 213 



schotti, 213 

 Phreatobius, 260, 371, 372 

 Phrynonax fasciatus, 194 

 piaba, Cheirodon, 7, 9, 11, 12, 65, 71, 72, 

 76, 77, 79, 80 



