THE FOSSIL FLOBA OF THE SOUTH WALES COAL FIELD. 593 



Pecopteris, Brongt. 

 Pecopteris Miltoni, Artis, sp. 



Filicites Miltoni, Artis, Antedil. Pliyt., pi. xiv., 1825. 



Pecopteris Miltoni, Brongt., Prodrome, p. 58, 1828. 



Pecopteris Miltoni, Germar, Vers. d. Steink. v. Wettin u. Lobejun., p. 63, pi. xxvii. (Excl. sijn. Pec. 



polymorpha and P. Miltoni, Brongt. (not Artis). 

 Pecopteris Miltoni, Sterzel., Die Flora d. Rotlil. in nordwest. Sachsen, p. 6, pi. i. (xxi.) figs. 1-7 



(in Dames and Kayser's Palxont. Ahhandl., Band iii. Heft. ii. p. 240 (Excl. syn. Pec. 



polymorpha). 

 Pecopteris Miltoni, Kidston, Trans. Roy. Soc. Edin., vol. xxxiii. pp. 374, 376, figs. 2-4. 

 Pecopteris Miltoni, Grand' Eury, Bassin liouil. du Gard., p. 273. 

 Cyatheites Miltoni, Geinitz, Vers. d. Steinkf. in Sachsen, p. 27, pi. xxx. fig. 5 (? fig. 6), var. abbreviata., 



pi. xxx. figs. 7-8, pi. xxxi. figs. 1 (? 2, 3), 4 (refs. in part). 

 Hawlea Miltoni, Stur, Culm Flora, p. 293. 

 Hawlea Miltoni, Stur, Fame d. Carbon Flora, p. 108, pi. lix. figs. 1-4, pi. lx. figs. 1-2 (Excl. figs. 3-4. 



Syn. in part). 

 Pecopteris crenata, Sternb., Ess. flore monde prim., vol. i. fasc. 4, p. xx.; vol. ii. p. 154, pi. x. fig. 7. 

 Hawlea pulcherrima, Corda., Flora d. Vorioelt., p. 90, pi. Ivii. figs. 7-8. 

 (?) Goniopteris brevifolia, Schimper, Traite d. paleont. veget, vol. i. p. 546. 

 Pecopteris abbreviata, Brongt., Prodrome, p. 56, 1828. 



Pecopteris abbreviata, Brongt., Hist. d. veget. foss., p. 337, pi. cxv. figs. 1-4. 

 Pecopteris abbreviata, L. and H., Fossil Flora, vol. iii. pi. clxxxiv. 

 Pecopteris abbreviata, Zeiller, Notes sur la flore houillere des Asturies, p. 12 (Mem. Geol. Soc. 



du Nord, 1882). 

 Pecopteris (Asterotheca) abbreviata, Zeiller, Flore foss. d. bassin. houil. d. Valen., p. 186, pi. xxiv. 



figs. 1-4. 

 Pecopteris abbreviata, Grand' Eury, Bassin houil. du Gard., p. 272, pi. xx. fig. 4, 1890. 

 Hawlea abbreviata, Stur, Culm Flora, p. 293. 

 Cyatheites villosus, Geinitz, Vers. d. Steinkf. in Sachsen, p. 25, pi. xxix. figs. 6-8. 



Note. — This species is frequent in the Coal Field. 



Upper Coal Measures (Upper Pennant Series). 



Locality. — Cwmbwrla, Swansea. 



Horizon. — Hughes' Vein. 

 Locality. — Count Herbert Colliery, Neath Abbey. 



Horizon. — ( — Equivalent of Mynydclislwyn). 



Transition Series (Lower Pennant Series). 



Ljocality. — Pochin Pits, near Tredegar. 



Horizon. — Pontygwaith Seam (No. 2 Ehondda). 



Middle Coal Measures (White Ash Series). 



Locality. — Bwllfa Dare Colliery, Aberdare. 

 Horizon. — 4 Foot Seam. 



