INDEX. 



PA6F,. 



Acanthaspis 36 



armatus 37 



Acantholepis 38 



pustulosus 39 



Acervularia Clintonensis 227 



Davidsoni 240 



profunda 240 



Actinoceras Daphne 162 



Eris 1G4 



helice 163 



viminalis ." 165 



Alecto auloporoides 267 



confusa ,...'.. 267 



frondosa 266 



Alethopteris Bunburyi 421 



Holdeni 420 



maxima 421 



Allorisma costata 344 



pleuropistha 306 



veutricosa 312 



Winchelli 311 



Ambonychia radiata .j„ 79 



Amphicoelia costata 130 



Andrews, E. B., on new species of coal plants 413 



Archseocaris vermiformis 431 



Archeeopteris stricta 418 



Astartella Newberryi 340 



varica 341 



Asterophyllites erectifolius 422 



minutus 424 



Asterosteus 35 



stenocephalus 36 



Athyris lamellosa 283 



Atrypa nodostriata 133 



Aulopora arachnoidea 216 



Aviculopecten crenistriatus 295 



Hertzeri 330 



Winchelli 296 



Aviculopinna Americana 337 



Batrachia, extinct 351 



classification of 352-356 



