INDEX TO VOL. IV. 



899 



Houstonia 812 

 Hudsonius 410 

 Hamulus 823 

 Hyale 150 

 Hybognathus 418 



amarus 401 



melanops 402 



serenus 401 

 Hybopsis 426 

 Hyborhynchus 419 

 Hybroma 150 

 Hydranassa tricolor 60 

 Hydrangea radiata 113 

 Hydrargyra 433 



similis 400 

 Hydrobius decineratus 761 

 Hydrochelidon lariformia 656 

 Hydropblos 420 

 Hydroporus congruus 452 

 Hymenopappus 815 

 Hyodon 429 



(Elattonistius) chrysopsis 792 

 Hypatima 151 

 Hypentelium 416 

 Hypericum 805 

 Hyperistius 437 

 Hyponomcuta 150 



zelleriella 80 

 Hypoxis 825 

 Hypsifario 431 

 HyiDsiropbus discurus 389 

 Ibis alba 58 

 Icbtbselurus 415 



punctatus 778 

 Ichthyobus 415 

 Icbtbyotringa tenuirostris 69 

 Ictenia subcserulea 42 

 Icteria virens 13, 569 

 Icterus 



auduboni 26 



baltimore 604 



bullocki 25 



cucullatus 25 



spurius 25, 604 

 Ilex opaca 116 

 Imostoma 438 

 Impatieus 806 

 Incisaria angustus 256 

 Incurvaria 151 

 Indusia calculosa 542 

 Insects, Fossil, of the Green River Shales 



747 

 Insects, Tertiary, from Colorado and Wy- 

 oming 519 

 Ipomgea 116 



Iris 825 



Isolated Forms 862 



Ithome 151 



lulus telluster 776 



Iva 814 



Jasoniades daunus 257 



Jassus 



irxorata 511 



twiningi 411 



unicolor 511 

 Jordan, D. S. : 



Catalogue of the Fishes of the Fresh 

 Waters of North America 407 



Notes on a Collection of Fishes from 

 the Eio Grande 397, 663 



Report on Fishes collected by E. Coues 

 777 

 Juglans 



clnerea 118 



nigra 118 

 Junco hyemali8 593 

 Juncus 826 

 Juniperus 824 

 Kingsley, J. S. : 



Synopsis of North American Species 

 of Alpheu8l89. 

 Koeleria 828 

 Labidesthes 434 

 Laccobius elongatus 761 

 Lactuca 817 

 Laportea 823 

 Laramie Group, 



Descriptions of Invertebrate Fossils 

 from 707 



Distribution of MoUuscan Species in 

 721 



Remarks on, by C. A. White 865 , 



Remarks on the Age of 874. 

 Larix 834 

 Larus 



argentatus 64 



argentatus smithsonianus 655 



atricilla 64 



delawarensis 64, 655 



franklini 655 

 Lasius terreus 747 

 Lathrobium abscessum 762 

 Lathyrus 808 

 Laverna 151 

 Lavinia 425 

 LeConte, J. L. : 



Coleoptera of the Alpine Regions of 

 the Rocky Mountains 447 

 Ledum 818 

 Lemna 824 



