M C0NSTAXT1N v. ETTINGSHAUSEN III, 3. 



Class. Filices. 



Ord. Neuropterideae. 



Nenropteris angustifolia bhongn. 



Brongniart. Hist. reget, foss. I. p. 231, Taf. 64, Fig. 3, 4. — Steiinberg, Vers. II, p. 70. — Göppert, Syst.ß. foss. p. 193. 



y. fronde pinnatu (?). pinnis e basi utroque latere rotundalis oblongo-lanceolatis, acutis integerrimis, 

 circ. 6 — 7 centm. longis et 11 — 14- millm. latis, nervulis arcuatis, tenuissimis pluries 

 dicliotomis. approximatis. 



In schisto lithanthracum ad Waidenburg et Charlottenbrunn Silesiae, ad Mosstitz prope Radnitz 

 Bohemiae, ad Bath Angliae, nee non ad Willekesbarre Pennsylvaniae. 



Nenropteris acutifolia Brongn. 



Brongniart, Hist. reget, foss. I, p. 231 , Taf. 64, Fig. 6, 7. — Sternberg, Vers. II, Taf. 19, Fig. 4. — Göppert, Syst. 

 filie. foss. p. 193. 



Taf. XVIII, Fig. 5. 



N. f'rmt de piiinata (?) , pinnis oblongo -lanceolatis, acutis, planis, circ. 5 — 9 centm. longis, 



lo — 20 millm. latis, integerrimis, sessilibus, basi uno latere cordatis, altero truncatis ; 



nervulis arcuatis, furcatis, tenuissimis, approximatis. 



In schisto lithanthracum ad Waidenburg et Zalenze Silesiae, ad Mireschau et ad Mosstitz prope 

 Radnitz Bohemiae, ad Bath Angliae, nee non ad Willekesbarre Pennsylvaniae. 



Neuropteris flexuosa Sternb. 



Stf.rnberg, Vers. I, p. 16; Vers. II, p. 71. — Brongniart, Hist. veget. foss. I, p. 239, Taf. 65, Fig. 2, 3. — Göppert, 

 Syst. filic. foss. p. 196. 



-Y. fronde pinnata, pinnis sessilibus alternis, approximatis contiguis vel margine imbricatis, oblongis, 

 arcuatis, obtusis, circ. 3 — i> centm. longis, 10 — 18 millm. latis , integerrimis, basi sub- 

 cordaiis, terminali majore ovato-lanceolata, basi acuta, rhachide flexuosa; nervo medio tenui, 

 nervulis creberrimis, tenuissimis, arcuatis dichotomis. 

 Osmunda gigantea Sternb., var. ß, Vers. I, p. 36, 39, Taf. 32, Fig. 2. 



In schisto lithanthracum ad Saarbrück Germaniae, ad Waidenburg et Albendorf Silesiae, ad Wra- 

 nowitz et Swina prope Radnitz Bohemiae, ad Laroche- Macot Galliae, ad Axminster in 

 Devonshire et ad Camerton et Bath Angliae, nee non 1n America septentrionali. 



Neuropteris gigantea Sternb. 



Stuunbkrg, Vers. I, p. 16; Vers. II, p. 72, Taf. 22. — Brongniart, Prodr. p. 54. — Hist. veget. foss. p. 240, Taf. 69. — 

 Lmvlbt et Hotton, The foss. Flor, of Great Br itain p. 145, Taf. 52. — Göppert, Syst. ftlic. foss. p. 196. 



N. fronde ampla, bipinnata, pinnis suboppositis petiofatis, linearibus, elongalis, patentibus , jugis 

 diatantihus : pinnulis alternis oppositisque , vix contiguis nee imbricatis, sessilibus oblongis 

 ofjfusis, integerrimis, circ. 2 — 3 centm. longis, 7 — 10 millm. latis, horizontalibus basi 

 rotundatis vel cordatis, aequalibus ; rhachibus teretibus, primaria crassa; nervo medio 

 tenuissimo, nervulis creberrimis, tenuissimis, approximatis arcuatis, furcatis. 



