110 



PLANTS. 



[CAI<. 



ramosa, Hall, 1852, Pal. N. Y., vol. 2, p. 

 21, Clinton Gr. 



ramulosa, S. A. Miller, 1874, Cin. Quar. 

 Jour. Sci., vol.1, p. 235, Utica Slate Gr. 



rigida, Emmons, 1844, (Fucoides rigi- 

 dus,) Taconic System, p. 69, Upper 

 Taconic. 



subnodosa, Hall, 1847, Pal. N. Y., vol. 1, 

 p. 262, Hud. Riv. Gr. 



succulens, Hall, 1847, Pal. N. Y., vol. 1, 

 p. 62, Trenton Gr. 



tenuis, Hall, 1852, Pal. N. Y., vol. 2, p. 18, 

 Trenton Gr. The Trenton form of B. 

 gracilis. 

 Calamites, Guettard, 1751, Mem. Ac. Sci., 

 Paris. [Ety. calamus, a reed.] Plants 

 arborescent ; trunks cylindrical, articu- 

 late ; articulations variable in distance, 

 rapidly closer toward the narrowed ob- 

 conical base ; surface narrowly ribbed 

 lengthwise; ribs equal, simple, parallel, 

 contracted or rounded at the articula- 

 tions ; branches nearly at right angles, 

 verticillate like the leaves, which are 

 lanceolate, acuminate, simple nerved. 

 Type C. suckovi. 



approximates, Sternberg, 1820, Essai d'un 

 expose* Geognostico-botaniqued. 1. Fl. d. 

 Monde primitif 2d Cahier, p. 36, and 

 Coal Flora of Pa. p. 26, Coal Meas. 



bistriatus, Lesquereux, 1858, Geo. Sur. Pa., 

 vol. 2, p. 850, Coal Meas- This name 

 was preoccupied by Sternberg. 



canniformis, Schlotheim, 1820, Petrefac- 

 tenkunde, p. 398, and Coal Flora of Pa., 

 p. 24, Coal Meas. 



cisti, Brongniart, 1828, Hist. d. Veg. Foss. 

 p. 129, and Coal Flora of Pa., p. 27, Coal 

 Meas. 



cruciatus, Brongniart, 1828, Hist. d. Veg. 

 Foss. t. 1. p. 128, Coal Meas. 



disjunctus, Lesquereux, 1858, Geo. Sur. 

 Pa., vol. 2, p. 850, Coal Meas. 



dubius, Artis, 1825, Antedil. Phytology, 



SI. 13, and Coal Flora of Pa., p. 27, Coal 

 leas. 



gigas, Brongniart, 1828, Hist. d. Veg. Foss., 

 1, p. 136, and Coal Flora of Pa., p. 25, 

 Coal Meas. 



gracilis, Lesquereux, 1861, Geo. Sur. Ky., 

 vol. 4, p. 436, Coal Meas. 



inornatus, see Bornia inornata. 



major, Weiss, 1872, Fossil Flora d. jung- 

 sten Steinkolen formation, p. 119, and 

 Coal Flora of Pa., p. 21, Coal Meas. 



nodosus, Sternberg, 1820, Essai d'un Exp. 

 Geog.-Botan. d. 1. Fl. d. Monde prim- 

 itif 2d Cahier, p. 36, Coal Meas. 



nova-scoticus, Dawson, 1863, Can. Nat. & 

 Geol., vol. 8, and Acad. Geol. p. 479, 

 Coal Meas. 



pachyderma, Brongniart, 1828, Hist. d. 

 Veg. Foss., 1, p. 132, and Coal Flora of 

 Pa., p. 28, Coal Meas. 



radiatus, see Bornia radiata. 



ramifer, Stur, 1875, Culm Flora d. Mah- 

 risch-Schlesischen Dachschiefers, p. 82, 

 and Coal Flora of Pa., pp. 23, 703, Coal 

 Meas. 



Fio. 20.- Calamites 

 Suckovi. 



d. Veg. Foss. 1, p. 

 Geol. p. 194, Coal 



ramosus, Artis, 1825, Antedil. Phvtology, 

 pi. 2, and Coal Flora of Pa., pp.*22, 702, 

 Coal Meas. 

 suckovi, Brong- 

 niart,1828,Hist. 

 (1. Veg. Foss., t. 

 1, p. 124, and 

 CoalFlor.ofPa., 

 p.20,Coal Meas. 

 transitionis, see 

 Bornia transi- 

 tionis. 

 undulatus,Brong- 

 niart, 18 2 8, 

 Hist. d. Veg. 

 Foss. 1. p. 127, 

 Coal Meas. 

 voltzi, Brongni- 

 art, 1828, Hist. 

 135, and Acad. 

 Meas. 



Calamocladus, Schimper. 186i>, Pal. Yoget, 

 vol. 1, p. 423. Notclearlv distinguished 

 from Asterophyllitesand founded upon 

 A. longifolius as the type, and including 

 A. equisetiformis, A. foliosus, A. rigidvM, 

 and Bechera grandis. 

 Cai.amodendkon, Brongniart, 1828, Hist. d. 

 Veg. Foss. vol. l,p. 133. [ Kty. calamus, 

 reed; dendron tree.] Central cylinder 

 striate lengthwise and articulate, sur- 

 rounded by a thick, woody cylinder or 

 bark, with outside surface smooth. 

 The structure is allied to Sigillaria, but 

 the appearance is like Calamites. Type 

 C. approximatum. 

 antiquum, Dawson, 18 71, 

 Foss. Plants Canada, p. 24. 

 Devonian, 

 approximatum, Brongniart, 

 1828, Hist. d. Veg. Foss., 

 vol. 1, p. 133, Coal Meas. 

 obscurutn. Dawson, 1863, 

 Can. Nat., vol. 8, ami Acad. 

 Geol. p. 476, Coal Meas. 

 tenuistriatum, Dawson, 1871, 

 Foss. Plants Canada, p. 25, 

 Devonian. 



CaXAMOPHYCUB, Lesquereux, 1877; Proc. 

 Am. Phil. Hoc, p. 165. [Ety. cal- 

 amus, reed; phukos, sea-plant.] Fronds 

 simple, elongated, gradually tapering 

 to a point; cavity divided by trans- 

 verse membranes, either passing 1 1 1 rough 

 the whole diameter, or connected in 

 the middle to vertical subdivisions. 

 Type C. septum, 

 septum, Lesquereux, 1877, Proc. Am. 

 Phil. Soc. p. 165, Low. Held. Gr. 

 Calamostachys, Schimper, 18(i ( J, Traite de 

 Paleontologie Vegetale, vol. 1, p. 328. 

 [Ety. calamus, reed ; stachys, plant.] 

 Spikes doubtfully considered as fructi- 

 fications of Asterophyllites. Type C. 

 typicus. 

 brevifolius, Lesquereux, 1884, Coal Flora 



of Pa., p. 718, Coal Meas. 

 lanceolatus, Lesquereux, 1884, Coal Flora 

 of Pa., p. 715, Subconglomerate. 



Fi<;. iM— Cala 

 modendron 



approxi- 

 mation 



