534 



INDEX. 



Page. 

 Hemiptera, new species of: 



Metapodius Thomasii 399 



Microporus obliquus 394 



Neides decurvatus 402 



Nysius augustatus 406 



Pentatoma granulosa 398 



Peribalus modestus 396 



Pindus socius 420 



Plagiognatliiis obscurus 418 



Poeciloscytus dififusis ^ 415 



venaticus 414 



Resthenia confraterna 411 



Rliopalotomus bracbycerus 416 



pacilicus 415 



Salda coriacea 4*21 



Tinicepbalus simplex 417 



Henry's Fork, fossil plants of 283 



Horn, Dr. G. H., Coleoptera, by 382 



Irrigation 269,278 



Jefferson Valley 260 



Jocko Eivcr and Valley 252 



Judith Valley 267 



Jurassic fossils 374 



Junction Station, fossil plants of 289 



Kansas, Cretaceous strata of, fossil plan! s of 301 



geology, <&:c., of, by Cope 318 



Kootenay River 251 



• 



Lakes, Rivers and, of the Great Basin 231 



Leidy, Professor Joseph, fossil vertebrates of Tertiary formation of Wyoming. . 353 



notice of some worms 381 



Lesquereux, L., letter of 283 



euunieration and description of fossil plants, by 283 



Letter ofProf G. N. Allen 269 



J. W. Beamau 501 



L. Lesquereux 283 



Prof C.Thomas 207 



Lichens, by Professor E. Tuckcrman 498 



List of fossils, preliminary, by F. B. Meek 373 



Madison Valley 260 



Malade Valley 240 



Mammals, (fossil,) by Prof. J. Leidy 355 



by Prof. E. D. Cope 350 



species — 



Bathmodon radians 351 



eemicinctus 352 



Cauis montanus 356 



Elotherium Icntis 365 



Hyopsodus paulus 363 



Hyrachyus agrarius 361 



eximins 361 



modestus 361 



nanus 361 



Limnotherium elegans 364 



tyrannus 364 



Lophiodon afQnis 362 



pumilus -■ 362 



Lophiotherium Ballardi 365 



sylvaticum 364 



Microsyops gracilis 363 



Mysops minimus 357 



Notharctus robastior 364 



tenebrosus 364 



Omomys Carteri 356 



Palaeacodon verus 356 



