LIST OF ILLUSTRATIONS XV 



FIG. PAGE 



457. Eristophyton fasciculare 197 



458. Eristophyton Beinertianum. M. Zalessky .... 199 



459. Cladoxylon mirabile ; C. dubium ; C. taeniatum ; Syncardia 



pusilla 202 



460. Cladoxylon Kidstoni ; C. mirabile 206 



461. Volkelia refracta 209 



462. Protopitys Buchiana 211 



463. Poroxylon Edwardsii. C. E. Bertrand and F. W. Oliver . 216 



464. Poroxylon Edwardsii ; P. Boysseti. C. E. Bertrand . . 218 



465. Cordaites leaf. (C. Felicis.) R. Kidston . . . .228 



466. Cordaites principalis ; Artisia transversa. R. Kidston . 231 



467. Cordaites lingulatus ........ 234 



468. Cordaites (Rhizo-Cordaites) ; Cordaites circularis ; Cordaites 



sp. cf. C. Lacoei ; C. crassifolius ..... 237 



469. Cordaites aequalis ; C. Clerci. M. Zalessky . . . 239 



470. Cordaites (Noeggerathiopsis) Hislopi. G. R. Wieland . . 241 



471. Cordaites (Noeggerathiopsis) Hislopi. [Geological Society.] . 241 



472. Cordaites (Noeggerathiopsis) Hislopi. [Geol. Surv. India.] . 242 



473. Cordaites stem 246 



474. 475. Dadoxylon materiarum 257 



476. Dadoxylon Pedroi 259 



477. Cordaites root 262 



478. Cordaites ? root. T. N. Leslie 263 



479. Cordaianthus. F. E. Weiss 265 



480. Cordaianthus Pitcairniae ; C. Volkmanni .... 266 



481. Cordaianthus Grand* Euryi ; C. Williamsoni ; C. Zeilleri. 



C. E. Bertrand 268 



482. Cordaianthus microsporangia ....... 270 



483. Mesoxylon Sutcliffii 272 



484. Pelourdea vogesiaca. [Geologists' Assoc.] . . . 279 



485. Titanophyllum Grand' Euryi 284 



486. 487. Pitys antiqua 286, 287 



488. Pitys primaeva . . 288 



489. Callixylon Triflievi. M. Zalessky 292 



490. Mesopitys Tchihatcheffi 296 



491. Antarcticoxylon Priestley i . 298 



492. Diagram of a synthetic type of seed ..... 303 



493. Lagenostoma ovoides; L.Lomaxi; Physostoma elegans ; Telan- 



gium Scotti; Stephanospermum akenioides . . . .311 



494. Stephanospermum akenioides; Conostoma oblonga ; Gnetop- 



sis elliptica; Physostoma elegans; Mitrospermum compres- 



sum 314 



495. Poly pteros per mum Renaultii ; Ptychotesta tennis ; Polylopho- 



