826 



BULLETIN UNITED STATES GEOLOGICAL SURVEY. 



Ambrosia 423 

 American 



insectivorous mammals, Elliott Cones's 



precursory notes on 631 

 Tertiaries, fossil insects of, Scudderon 

 741 

 Ammouitella yatesii 163 

 Ammophila macra 786 



pruinosa 786 

 Amuestus 366, 369 



pusillus 371 



spinifrons 370 

 Amnicola 702 



clncinnatiensis 166 



decisa 165 



galbana 166 



granum 702 



limuosa 166, 702 

 Amorpba fruticosa 124 

 Amphicarpesea 137 

 Amphiplaga brachyptera 812 

 Ampbisorex 643 

 Anarta 115, 116, 119 



cordigerallo, 116 

 Anas boscbal8(/eg'e boscbas) 694 

 Anasa tristis 406 

 Anaspis 169 

 Anastsecbus 226, 229, 251 



barbatus 227, 252 

 Anatida) 694 

 Anax Junius 790 

 Anculosa 702 



carinata 702 

 Aucylus 701 



caurinus 701 



diapbanus 701 



undulatus 614 



rivularjs 701 

 Andrena polygama 785 - 



Anesycbia 148 



discostrigella 122, 144 



mjrusella 121, 141 

 Anisomerina 204 

 Anisopogon 310 



gibbus 310 

 Anisotamia eximia 226,228 

 Anodonta 571,704 



corpulenta 704 



danielsi 704 



decora 704 



edentnla 704 



ferussaciana 704 



footiana 704 



grandis 704 



imbecilis 704 



marryatana 704 



Anodonta 



ovata 704 



plana 704 



propatoris 612 



suborbiculata 704 



undulata 704 



Avardiana 704 

 Anogmius 584 



aratus 585 

 Anotus 647 



Anser byperboreus 694 

 Antbidium 364 



maculifrons 784 



occidentalis 784 



zebratus 784 

 Antbocoridie 427 

 Antbocoris 424, 427 



musculus 427 



pseudo-cbincbe 427 

 Antbomaster uncas 764 

 Antbomyia 783 

 Antbracina 226 

 Antbrax 226, 228, 362, 781 



albipectus 238 



albovittata 238 



alpba 209 



alternata 238 



assimilis 238 



bastardi 245 



capucina 227 



cedens 238 



celer 238 



ceyx 239 



concisa 238 



conifacies 238 



connexa 238 



consanguinea 238 



costata 241, 245 



curta 238 



demogorgon 239 



diagonalis 238 



dorcadion 227 



edititia 238 



flaviceps 239 



floridana 238 



fuliginosa 239 



fulviana 238 



fulvobirta 238 



fumiflamma 239 



fuscipennis 239 



gracilis 238 



balcyon 239, 781 . 



bypomelas 238 



incisa 238 



lateralis 238 



lucifer 239, 240 



