INDEX TO PART II. 



ALETHOPTERIS 

 aquilina, 407, 446 

 ambigua, 408, 435 

 decurrens, 407, 438 

 Evansii, 408, 434 

 gigas, 409, 450 

 grandifolia, 408, 430 

 lonchitica, 407, 434, 438 

 Massilionis, 408, 438 

 pennsylvanica, 408, 443 

 S'erlii (Brongn), 408, 438, 



445 

 Serlii var. americana, 408, 



434 

 Serlii var. europeae, 408, 



434 



sp.?, 409, 430, 432 

 virginiana, 408, 450 

 ALLEGHENY FORMA- 



TION, Plants from, 442 



ANEIMITES 

 Adiantites, 393 

 adiantoides, 393, 430 



fertilis, 393, 430 



sp., 430 



sp.?, 393 



tenuifolius, 393, 431 

 ANNULARIA 



acicularis, 418, 439 



carinata, 419, 452 



cuspidata, 418, 435 



minuta, 419, 452 



radiata, 418, 434, 439, 452 



ramosa, 418, 432, 440 



sphenophylloides, 418, 440 

 444, 452 



sp.?, 419, 432 



stellata, 418, 440, 444, 452 

 APHLEBIA 



filiciformis, 415, 447, 452 



laciniata, 415 



laciniatum, 451 



lactuca, 415, 452 



speciosissima, 415, 452 



spinosa, 415, 431 



ARCHAEOPTERIS 



alleghaniensis, 392, 429 



Bockschiana, 393 



Bockschianus, 429 



n. sp. ?, 393, 435 



stricta, 393, 435 

 \STEROCALAMITES 



scrobiculatus, 416, 431, 432 

 ASTEROPHYLLITES 



equisetiformis 417, 439 



erectifolius, 418, 434 



gracilis, 417, 434 



lycopodioides, 417, 439 



minutus, 417, 430, 432, 

 435, 439 



rigidus, 418, 439 



sp., 430 



sp.?, 417 



B 



BAIERA 



virginiana, 425, 453 

 BETULA 



nigra, 429, 453 

 BOTHRODENDRON 



minutifolium, 421, 440 



sp.?, 421, 440 



CALAMITES 



approximatus, 417, 434, 

 435, 439 



cannaeformis, 416, 432 



Cistii, 416, 439, 444 



ramosus, 417, 439 



Roemeri, 416, 434 



sp.?, 417, 432 



Suckowi, 416, 439, 452 

 CALAMITINA 



sp.?, 417, 439 

 CALAMODENDRON 



sp.?, 417, 439 

 CALAMOSTACHYS 



lanceolata, 419, 432 



ramosus, 419, 440 



sp.?, 435 



CALLIPTERIDIUM 

 inaequale, 409, 443 

 sp., 434 

 sp.?, 409 



CALLIPTERIS 

 conferta, 409, 450 

 currentiensis, 409, 451 

 frondosa, 409 

 lyratifolia, 451 

 lyratifolia var. coriacea, 

 409 



CARDIOCARPON 



bicuspidatum, 426, 435, 



436 



cornutum, 426, 436 

 elongatum, 426, 435 

 minor. 426, 435, 442 



CARDIOPTERIS 

 frondosa, 430 



CARMICHAELS CLAY, 



Fossils from, 453 

 CARPOLITHES 



bicarpus, 428, 453 



ellipticus, 428, 445 



fragarioides, 428, 442 



marginatus, 428, 453 



sp., 430 



sp.?, 428, 433 

 CASTANEA 



pumila, 429, 453 

 CAULOPTERIS 



elliptica 415, 451 



gigantea, 415, 451 

 CHEILANTHITES 



nummularius, 395, 436 



obtusilobus, 395, 445 



obtusilobus var. dilatata, 

 395, 436 



solidus, 395, 445 



squamosus, 395, 442, 445 



trifoliolatus, 394, 436 

 CLARK FORMATION, 



Plants from, 430 

 CONEMAUGH FORMA 

 TION; Plants from, 445 



