INDEX 



675 



Mesozoic period, 5, 265, 347, 491, 



SSS-SS9 



Equisetales, 82-84 



Ferns, 350, 351 



Gymnosperms, 555-613 



Lower, 6 

 Metaxylem, 405, 475 

 Mettenius, G. , 628 

 Miadesmia, 263, 265, 266, 636, 637 



membranacea, ligule, 198-199 



seed-like organs, 197-199, *ig8, 

 *i 99 



vegetative organs, 197 

 Microcycas, 544, 577 

 Microphyllous, 615, 617, 632, 634, 



641, 658 

 Micropyle, Bennettites, 567, 569, 570, 



573. 575. 576 

 Cordaiteae, 548, 549 

 Gnetopsis, 425 

 Lagenostoma, 387, 389, 390, 391, 



392 

 Stephanospermum , 457 

 Trigonocarpus, 452, 453, 454, 455 

 Microsporangia and microspores, 356, 



469 

 Bothrodendron, 201 

 Calamostachys , *57 

 Crossotheca, *397, *398, 399, 422, 



4 6 9. 544 

 Cycadeoidea, 579-588, *58i, '583, 



♦584, *S85. *586, *587 

 Lepidocarpon, 196 

 Lepidostrobus, *I76, 182, "183, 184, 



*i8 5 



Linopteris, 462 



Lyginodendron oldhamium, 396-401 



Macrostachya, 73 



Neuropterideae, 462 



Pecopteris, 469 



Pseudobornia, 201 



Pteridospermeae, 421, 468, 472, 473 



Selaginellites , 263, 264 



Sigillariostrobus, 235 

 Millstone grit, 465 

 Miocene, 4 

 Mixtae, 352 

 Mollusca, 12 

 Monocarpic, 580 

 Monocotyledons, 474, 519, 5 2 L 59°' 



660 

 Moravia, 609, 646, 663 

 Mosses, 618 

 Myeloxylon = petiole of Medullosa, 



437- 43 8 . 439. 447 



Myeloxylon Landriotii, 437, 439, 441, 



444 

 radiatum, 445 

 Myriophylloides, 42 



Naiadita, 265 



Nathorst, A. G. , 84, 123, 124, 559, 



592, 609 

 Neocalamites, 83 

 Neuropterideae, 425, 471, 645, 650 



affinities, 463-465 



fructification, 450-463 

 Neuropteris, 272, 274, 355, 425, 426, 

 445. 45°. 461, 47i» 472 

 fiexuosa, 461 



heterophylla, *426, 450, *45i, 460, 

 461, 462, 471, 472 



seed, 450, *45i 

 New York, 607 

 Nield, 483 

 Nodules, calcareous, 357, 429 



roof, 12, 13, 429, 447, 511 



seam, 12, 447 

 Noeggerathia, 289 

 Nova Scotia, 239 

 Nucellus, Araucaria, 656 



Bennettites, 572-573 



Cordaiteae, 541, 548, 549, 651 



Cycas, 543 



Gnetopsis, 423 



Lagenostoma, 389-392, 648 



Lepidocarpon, 656 



Rhabdocarpus, 513 



Stephanospermum, 357 



Trigonocarpus, 453-456, 649, 651 

 Nymphaeaceae, 659 



Odontopteris , 425, 445, 461 



Oldham, 483 



Oligocarpia, *28o, 290, 347 



robustior, 290 

 Oligocene, 4 

 Oliver, F. W., 386, 392, 396, 422, 



456, 458, 459, 460, 643 

 Oolite, 5 



Lower, 590, 612, 613 



Middle, 560, 564 



Oxford, 576 



Upper, 608 

 Ophioglossaceae, 382, 421, 628 



affinities, 639-641 

 Ophioglosseae, 276, 289, 312, 341, 



342. 344 

 Ophioglossites, 289 



