IISTDEX. 



Page. 



Acanthocriiius rex 57 



Acantholyda (Acantholyda) pini 377 



Acordulocera 379 



knabi 383 



Actinocrinus jugosus 182, 189 



Actinometra 6G, 69, 83, 95, 96, 98, 99, 125 



cheltonensis 79 



japonica 97, 101 



robusta 77 



Adiantites parvifolius 328 



Agaricocrinus americanus 182, 185, 188, 215, 220 



nodulosus 185, 188, 220 



Agarista glycinae 281 



Agassizocrinus 65, 66, 96, 99, 107, 108 



Agiommatus 278 



sumatraensis 278 



Alabama, mosasauroid reptile, new, from the 



cretaceous of 479 



Alauna goodsiri 662 



Alethopteris albertsii 310 



browniana 312, 314 



cycadina 315 



grandini 497 



reichiana 312 



serlii 497 



Allantus 407 



cinctus nigritibialis 407 



cingillum 407 



elegantulus 411 



mellipes 407 



trosulus 410 



Alligator, a new fossil, from the Hell Creek 



Beds of Montana 297 



Alloprosallocrinus conicus 185, 220 



Alvania, mollusks, recent and fossil, of the 

 genus, from the west coast of Amer- 

 ica 333 



aeutilirata 352 



a?quisculpta 334, 358 



alaskana 343 



albolirata 333, 338 



almo 359 



aurivillii 334, 336 



bakeri 337 



californica 340 



carpenter! 333, 341 



castanea 343 



var. alaskana 334 



castanella 334, 336 



elarionensis 350 



compacta 351 



cosmia 352 



efifusa 333, 358 



electrina 346 



excurvata 333,344 



fllosa 333,342 



Page. 



Alvania, fossills 334,349 



galapagensis 347 



halia 354 



hoodensis 345 



iliuliukensis 350 



ima 355 



lara 357 



lirata 338 



montereyensis 343 



nemo 343 



oldroydae 36O 



pedroana 334, 341 



perlata 333, 347 



profundicola 345 



purpurea 334,353 



reticulata 333, 341 



rosana 349 



trachisma 339 



tumida 333, 361 



Ambystoma macrodactylum 517, 518 



stejnegeri 517, 518 



A'melanchier canadensis 405 



Ametastegia 399 



glabrata 408 



Amia, notes on some fishes of the genus 245 



albomarginata 438 



( Amioides) grossidens 440 



angustata 246, 253, 257 



aroubiensis 250, 257 



atradorsata 259 



atrogaster 439 



carinata 438 



compressa 245, 246 



diencsea 431 



diversa 434 



ellioti 438 



fasciata 246, 249, 254 



glaga 438 



hyalina 433 



Jenkins i 435 



lineata 437, 438 



margaritophora 433 



multilineata 246,259 



multitfeniata 259 



nigrocincta 435 



novemfasciata 251, 254, 256, 257 



parvula 432 



robusta 246, 254, 257, 260 



striata 437, 438 



uninotata 436 



versicolor 246, 257 



Amioides 431,439 



Amphisba?na occidentalis 284 



townsendi 283 



Amphisbaenoid lizard, description of a new, 



from Peru 283 



707 



