24 FOSSIL PLANTS. 



which seems most supported by evidence, points to the Calamite stem having 

 been furrowed on its outer aspect ; the bark being thin, and following the 

 contour of the vascular wedges, though probably the intervals between the 

 furrows on a corticated specimen would be less distinct than on a decorticated 

 example, nevertheless the furrows were distinctly shown, as we find in fact 

 on the outer surface of the stems of recent Equisetum. 



Calamites Suckowii, Brongniart. 

 Calamites Suckowii. 

 Andrae, Neues Jahrbuch, 1864, p. 164. 



Jahrb. d. Naturwiss. Vereines, Halle, p. 119, 1850. 

 Boulay, Eecherches de Paleont. V6get. p. 7, 1880. 

 Terr. Houil. du Nord de la France, p. 21. 

 Brongniart, Prodrome, p. 37. 



Hist. d. Veget. Foss. p. 124, pi. xiv. fig. 6, pi. xv. figs. 1-6, 



pi. xvi. figs. 2, 3, 4 (1 ?). 

 Bronn. Index Palaeont. p. 199. 



Lethaea Geog. vol. i. pt. ii. p. 101. 

 Dawson, Acadian Geol. 2nd ed. p. 478, 1868. 



Quart. Journ. Geol. Soc. vol. xxii. p. 151. 

 Canadian Nat. vol. viii. p. 439. 

 Quart. Journ. Geol. Soc. vol. xxx. p. 216. 

 Foss. Plants of Lower Carb., Canada, p. 38. 

 Eichwald, Lethaea Eossica, vol. i. p. 170. 



Feistmantel, O, Zeitsch. d. Deut. Geol. Gesell. vol. xxv, pp. 594 & 597. 

 Jahrb. d. k. k. Geol. Eeichsanst. vol. xxii. pp. 292, 294, 298, 



300, & 303. 



Vers. d. Bohm. Kohlenabl. p. 102, pi. ii. figs. 3, 4, pi. iii. 



figs. 1, 2, pi. iv. figs. 1, 2, pi. v. & pi. vi. fig. 1 (excl. as 

 fruit, H. carinata). 

 Steinkohl. u. Perm-Ablager. p. 66 (? excl. syn. C. Stein- 



Steinkf. v. Kralup in Bohnien, p. 9. 



,, K, Der Hangendflotzzug, p. 63. 



Fontaine & White, Perm, or Upper Carb. Flora, pp. 17 & 35. 

 Geinitz, Neues Jahrbuch, 1867, pp. 274 & 284. 



Vers. d. Steinkf. in Sachsen, p. 6, pi. xiii. figs. 1-6. 

 Gaea v. Sachsen, p. 67. 

 Giebel, Deutschl. Petrefacten, p. 21. 



Gomes, Flora Foss. do Terr. Carbon, do Porto, Serra do Bussaco, p. 1. 

 Goppert, Foss. Flora d. Perm. Form. p. 34 (pi. 1, figs. 3, 4 ?). 

 Grand 'Eury, Flore Carbon, du De"p. de la Loire, p. 14, pi. 1, figs. 1-6. 

 Gutbier, Vers. d. Zwick. Schwarzkohl. p. 17, pi. ii. figs. 1, 2. 

 Heer, Flora Foss. Helv. lief. i. p. 46 (in part). 

 Lesquereux, Coal Flora in Pennsyl. p. 20, pi. 1 figs. 3, 4. 



Geol. of Pennsyl. vol. ii. p. 850. 



Eeport Geol. Survev Illinois, vol. ii. p. 445. 



Newberry, Annal. and Mag. Nat. Hist. 1883, vol. xii. p. 173. 

 Eenault, Cours d. Bot. Foss. p. 159, pi. xxiv. figs.' 3 & 5, 1882. 

 Eoehl, Foss. Flora d. Steink. Form. Westphalens, p. 9, pi. i. fig. 6, pi. ii. 



Eomer, Palaeontographica, vol. ix. p. 19, 1862. 



Sandbergeis Flora d. Ober. Steinkf. im Badischen Schwarz. p. 5. 



Schimper, Traite d. Paleont. Veget. vol. i. p. 312 (pi. xviii. fig. 1 ?). 



Sternberg, Vers. ii. p. 49. 



Stur, Verh. d. k. k. Geol. Eeichsanst. p. 303, 1874. 



Unger, Synop. Plant. Foss. p. 21. 



Genera et Species, p. 44. 



Anthracit-Lager in Karnthen, p. 782. 



