have successively occupied the surface of the Earth. 199 



Sagenoptevis HuttonijBrow^'. — Scar- 

 borough. 



Polypodites Liudleyi, Gijpp. — Scar- 

 borough. 



crenifoUa, Giipp. — Scarboro'. 



undans, G'opp. — Scarborough. 



Phlebopteris polypodioides, Brong. 

 — Scarborough. 



contigua, L. Sf H. — Scarboro'. 



Camptopteris PhilHpsii, Brong. — 

 Scarborough. 



Tympanophora simplex, L. Sf H. — 

 Scarborough. 



racemosa, L. S)- H. — Scarboro'. 



Marsileace^. 



Baiera Iluttoni, Fr. Braun. — Scar- 

 borough. 



? furcata, Fr. Braun. — Scar- 

 borough. 



Sphaereda paraxloxa, L. 4' H. — Scar- 

 borough. 



Lycopodiace^. 



Lycopodites falcatus, L. Sf H. — 

 Scarborough. 



? Meyeranus, Gopp. — Silesia. 



Psilotites ?" fiUformis, Munst. — Mon- 

 haim. 



Isoetites crociformis, Munst. — Mon- 

 haim. 



■ Murrayana, L. 8f H. — Scar- 

 borough. 



EaUISETACE^E. 



Equisetites lateralis, L. Sf H. — Scar- 

 borough. 



Calamites? Lehmannianus, Gopp. — 

 Silesia. 



? Hserensis, Hising. — Hoer. 



Gymnospermous Dicotyledons. 

 Cycadace^. 



Otozamites Bucklandii, Fr. Braun. — 

 Mamers, Valogne. 



Bechii, Fr. Braun. — Mamers. 



lagotis, Brnng. — Mamers. 



hastatus, Brotig. — Mamers. 



Beanii, L. 4' H. — Scarboro'. 



latifolius, Br. — Orbaguoux 



(Ain). 



microphyllus, Br. — Alen9on. 



acuminatus, L. ^ H. — Scar- 

 borough. 



Otozamites lajvis, Brong. — Scarbo- 

 rough. 



Youngii, Brong. — Whitby. 



acutus, Brong. — Wliitby. 



Goldiaei, B^-oh^.— Whitby. 



elegaus, Brong. — Whitby. 



Zamites pectinatus, Brong. — Scar- 

 borough. 



distans, Sternh. — Stonesfield. 



lanceolatus, L. 8f H. — Scarbo- 

 rough. 



gigfis, L. S)' H. — Scarborough. 



(Mautellii, Br. ; falcatus, Sternb. ; 

 Whitbiensis, Sternb.) 



undulatus, Sternb. ? — Scar- 

 borough. 



lougifolius, Brong. — Scarboro'. 



Moreaui, Brong.- — ^Verduti. 



Feneonis,J5rojt^. — Seissel, Mo- 



restel, Chateam-oux. 



])ateus, Bro??^.— Stonesfield. 



taxinus, L. 4' H. — Stonesfield 



(an pectinatus, Brong. 1). 



pecten, h. SfH. — Scarborough. 



Pterophyllum CEynhausianum, Gopp. 

 — Silesia. 



carnallianum, Gopp. — Silesia. 



propinquum, Gopp. — Silesia. 



? tenuicaule, Morris. — Scarbo- 

 rough. 



minus, Brore^'.— Scarborough. 



Nilsoni, L. Sf H. — Scarboro'. 



Nilsonia compta, Gopp. — Scarboro'. 

 (Pterophyllum Williamsonis, Br. 

 Prod.) 



Ctenis falcata, L. Sf H. — Scarboro'. 



Cycadoidea squamosa, Brong. — 

 Stonesfield. (Bucklandia squa- 

 mosa, Br. Prod.) 



Conifers. 



Thuites divaricatus,S/erw6. — Stones- 

 field, Solenhofen. 



? expansus, Sternb. — Stonesf. 



Brachyphyllum mammillare, Brong. 

 — Scarborough. 



acutifolium, Brong. — Stonesf. 



gracilc, Brong. — Jura near 



Nantua. 



Moreauanum, Brong. — Ver- 

 dun. 



majus, Brong. — Verdun, 



Whitby. 



Palissya ? Williamsonis, Brong. — 

 Scarborough. (Lycopodites Wil- 

 liamsonis, Brong.) 



