INDEX 



617 



nitida, Agromyza, 416 



Phj'tagromyza, 416, ^17 



Phytomyza, 430, 431 

 nitidula, Phytomyza, 418 

 niveipennis, Agromyza, 353, 356, 437, 



438 

 noemexicana, Verbena, 442 

 noordzieki. Conger, 135 

 notoensis, Prosthiestemum, 591 

 Notoplana, 553 



inicronesiana, 550 (fig.), 551, 552 

 (fig.) 

 novae-angeliae, Aster, 443 

 nozakensis, Prosthiostomum, 591 

 nyasae, Pogoniulus bilineatiis, 311 

 nymphaea, Diabrotica, 62, 86 



Icdoceras, 66 (fig.), 77, 87 



Phulia nymphula, 128, 129 (fig.) 

 nymphagoga, Phulia, 114, 123 (fig.) 

 Nymphezeen, 578 

 Nymphezeen bayeri, 577 (fig.), 578, 579 



(fig.), 594 

 nymphiiki, Phulia, 112, 125 (ng.), 127 

 (fig.), 129 (iig.), 131 (fig.) 



Pieris, 112 

 nysias, Piereolias, 117 

 nysiella, Phulia, 117 



Piereolias, 117, 125 (fig.), 129 (fig.), 

 131 (fig.) 



obscurella, Phytomyza, 421, 428 

 obsoletu.s, Botiivnus, 525 



Bothvnus gibbosus, 521, 525, 528, 

 530 (fig). 



Ligyrus gibbosus, 525 

 obsura, Tatochila volxemi, 496, 497 

 occidentalis, Celtis, 354, 439 



Conger, 243, 244, 258 



Rubus, 440 

 occipitalis, Ectmesopus, 68 (fig.), 97 

 oceanica, Anguilla, 224, 258 



Aquaplana, 557 



Conger, 258 



Isognatha, 258 

 oceanicus. Conger, 225, 227, 231, 236, 

 237, 238, 240, 241, 242, 257, 258, 

 259 

 octodecimdentata, Tarsopsylla, 56 



Tarsopsylla octodecimdentata, 56 

 octolineatus, Cnemidophorus, 344 

 Odinia immaculata, 414 

 Odocoileus chiriquensia, 48 



virginianus chiriquensis, 48, 49 



sp., 49 

 Odontocera dorsalis, 396 

 odoratum, Eupatorium 364, 443 

 oflScinale, Taraxacum, 372, 443 

 officinalis. Asparagus, 439 



Sanqui-sorba, 440 

 ohshimai, Amakusaplana, 581 

 oleracea, Brassica, 440, 017 



Spinacia, 406, 439 

 oleraceus, Sonchus, 443 

 Oligocladus albu.s, 587 



oligoglena, Paraplanocera, 559, 560, 561 

 oligoporus, Conger, 222, 231, 263 237 

 238, 239, 240, 241, 242, 251, 252 

 opaca, Ilex, 429, 441 

 Ophiomvia, 350. 359, 360, 368, (key), 

 370 



buscki, 368, 369 



congregata, 369 



coniceps, 368, 369, 443 



curvibrissata, 369 



insularis, 369, 370 



lantanae, 369, 370, 371, 442 



madiziua, 372 



major, 358, 370 



maura, 369, 370, 443 



proboscidae, 368, 371, 442 



punctohalterata, 348, 368, 371 



texana, 368, 377, 440 

 Ophiosoma, 220 



balericum, 228 



myriaster, 244 

 oralis, Agromyza, 371 

 orbignyanus. Conger, 219, 221, 222, 

 "225, 231, 236, 237, 238, 240, 241, 

 242, 247, 249, 255 



Leptocephalus, 247 

 orbitalis, Agromyza, 305 



Melanagromyza, 361, 363, 365 



Phytagromyza, 416, J, 17, 418, 443 



Phytomyza, 417 

 orbona, Agromyza, 405 

 Ordovician rocks, 3 (map) 

 oreobates, Melittophagus lafresnayii, 



312, 313 

 Orodytes, 134 

 Oroetes, 59, 61, 69, 73 



flavicoUis, 61, 64 (fig.), 74 

 orthodice, Pieris, 504 



Synchloe, 504 



Tatochila, 109, 474, 501, 502, 503, 

 504, 507, 508, 509 

 0rvig, Tor; Fycnaspis splendens, new 

 genus, new species, a new Ostraco- 

 derm fiom the Upper Ordovi- 

 cian of North America, 1 

 oryzomydis, Hoplopleura, 4^, 49 

 Oryzomys palustris palustris, 42 

 Oscinis malvae, 391 



trifolii, 410 

 Osmeroides, 272 . "' 



divaricatus, 272 

 Osteostraci, 2 

 Ostracoderm, 7 

 Oxygrylius, 520 



peninsularis, 520 



ruginasus, 520 



Pachydosmus, 181, 182, 183, 184, 185, 

 186, 187, 188, 189, 190 (key), 

 191 (fig), 193, 194 (map), 196 

 (map), 214 (map), 215 

 adsinicolus, 186, 188, 193 

 clarus, 184, 185, 186, 187, 188, 190, 

 191 (fig.), 193, 200 (fig.), 214, 216, 

 217 



