INDEX TO VOL. VI. 



595 



Glycosma 19 

 Glyptoplenra 23 

 Gortyun 267, 288 



Harrisii 2G8, 276 

 Gray, Asa, aud Josepli D. Hooker: 



On tlic Ve<retation of the Eocky Monnt- 

 ahi Region, &c. 1 

 Grayia 23 

 Grote, A. R. : 



New Moths, principally collected by 



■ Mr. Roland Tliaxter, in Maine, with 

 notes on uoxions species, and re- 

 marks on classilication 579 



NcAv Moths, with partial catalogue of 

 NoctniB 563 



North American Moths, with a pre- 

 liminary catalogue of the species 

 Hadena aud Polls 257 



Preliminary list of the North Amer- 

 ican species of Agrotis, with de- 

 scriptions 149 

 Grns canadensis 248 

 Guiraca ccerulea 223 

 Gymnokitta cyanocephala 233 

 Gymnoptycbns 364 

 Hadena 260, 261, 232 



misera .')82 

 llaliiHoius leucocephalus 244 

 Ilarporhyuchus 210 

 Harrismemua 569 

 Helioscuirns 308. 

 Helmiuthophaga 216 



cincinnatiensis 256 

 Heliscomys 375 

 Hemiptera 292 

 Hermidiuni 23 

 Herodias alba egretta 246 

 Hesperochiron 19 

 Hesperocichla iiaivia 209 

 Hesperomys 376 

 Heterocampa Chapmanii 253 

 Heterosciurus 204 



Hicrofalco mexicamis polyagras 242 

 Hirnndo erythrogastra 220 

 Hotfnian, Dr. W. J. : 



Annotated List of the Birds of Ne- 

 vada 203 

 Hooker, Joseph D., and Asa Gray: 



On the Vegetation of the Eocky 

 Mountain Region, &o. 1 

 Hiniantopus mexican'us 248 

 Hyjenocyon 131 

 Hylocichla 203 

 Hynieno[)tera 290 

 Hyopsodus 136 



Ilyracotherium 198, 199 



Ichthyura strigosa 582 



Icteria virens lougicauda 217 



Icterus 231 



Icticyon 181 



Ictops 192 



Ischryoniys 366 



Jochecera 574 



■Jnnco oregonus 226 



.Juniperns 



Californica 10, 15 



occidental is 10, 15 



pachyphla-a 10, 15 



Virginiana 10, 14 

 Lambdotherium 196 

 Lauius 219 



ludovicianus, osteology of, 351 



pelvis and the pelvic limb 355 



scapular arch aud pectoral limb 356 



skull 351 



sternum 354 



vertebral coluuiu 353 



hyoid arch 353 

 Lanivireo 218, 219 

 Larix occidentalis 10, 14 

 Larus 251 

 Lathosea 270 

 Lepidoptera 290, 291 

 Lepitoreuma 575 

 Lepus 334, 385 

 Leucosticte 223 

 Lewisia 19 



Litoprosopiis futilis 271 

 Lophodytes 251 

 Lophoplianes iuoruatus 212 

 Lophortyx 245 

 Louj) Fork Epoch, On the Cauidte of the, 



by E. D. Cope 337 

 Loxia 222 

 Luceria 262 

 Macroxus 305 



Mammalian Orders, Cetc and Sircnia, 

 Preliminary List of Works and 

 Papers relating to the, by Joel 

 Asaph Allen :?99 

 Marcca amcricana 249 

 j\Iastiphaues .'75 

 Megacrouycta 573 

 Melanerpes ibrniicivorus bairdi 256 



torqnatus 240 

 Melospiza 22(5, 227 

 Menisconiys 3(55 

 Mergus 250 

 Merolonche 574 

 Merula migratoria propimiua 208 



