INDEX 



543 



Voltzia 181, 262, 282-295, 301, 438, 



440 



F. brei-ifolia 290 

 V. coburgensis 293, 296 

 V. Foettleri 275 

 F. heterophylla 275, 290, 296 

 V. keuperiana 289, 293, 295 

 F. Liebeana 289-294 

 T. Phillips* 297 

 V. recubariensis 295 

 F. ngida 290 



F. walchiaeformis 292, 293 

 Voltziopsi* 294,. 296 



177, 181, 262, 277-282, 286- 



296, 337 



IF. fertilis 277, 281 

 U'. ftliciformis 281 

 IF. /oKoaa 282 

 IF. frondosa 277, 282 

 IF. hypnoides 281 

 IF. imbricata 281, 282 

 IF. linearifolia 281 

 IF. piniformis 278-282 

 IF. Schneideri 282 

 IF. valdajolensis 280 

 Ward, L. F. 24, 32 

 Weiss, 0. E. 282, 283 

 Wellingtonia 157 

 Welwitschia 459-468 

 IF. mirabilis4QQ 

 Wettstein, R. V. 140 

 Wherry, E. T. 181, 218, 427 

 White, D. 97, 102, 250 

 IVt'lflringtonia 109, 120, 123-126, 151, 



153, 336-338, 342 

 IF. juniperoides 129 

 IF. Seichii 339 



Widdringtonites 336-338, 363, 364, 443 

 IF. creyensis 338 

 IF. flenticulatus 338 

 IF. fascicularis 339 

 IF. gracilis 338, 443 

 IF. hdveticus 342 

 IF. keuperianus 293, 337, 338 



IF. legitimus 342 



IF. liassinus 338 



IF. subtilis 338 



Wieland, G. R. 260, 267 



Williamson, W. C. 387 



Winkler, C. 135 



Withamia 103 



IF. armata 104 



Woodworthia 3, 168, 175, 234, 235 



IF. arizonica 234, 235 



Worsdell, W. C. 133 



Xanthoxylon 156 



Xenoxylon 168, 175, 178, 189, 204, 205, 



238-242 



X. condylianum 239 

 X. latiporosum 186, 239, 240, 241 

 X. phyltocladoides 239-242 



Yasui, K. 349 

 Yezonia 327 

 7. vwZgaris 316, 327 

 Yezostrobus 327, 328 

 Yokoyama, M. 24, 40, 61 

 Young, M. S. 161 



Zalessky, M. 58, 76, 77, 80, 177 



Zamia 7, 445, 450 



Z. media 445 



Z. ovata 389 



Z. sussexiensis 387 



Zamiostrobus 389 



Z. Henshwi 390 



Z. pippingfordensis 259 



Z. scanicus 54, 55 



Zamites 447, 452 



Z. Buchianus 457 



Z. distans 447 



Z. lanceolata 454 



Zeiller, R. passim 



Zeugophyllites 74 



Z. elongatus 75 



Zigno, A. de 65, 256 



Zonarites 37 



CAMBRIDGE : PRINTED BY J. B. PEACE, M.A., AT THE UNIVERSITY PRESS 



