C. 
C. 
C. 
N0, 24, Jongmans, List of species of Calamites and figures [1915]. 15 
decoratus Mantell, Pictorial Atlas, Pl. 17. 
C. suckowi Bgt. 
decoratus Mantell, Medals of ereation. 1854, fig. 14. 
C.‚ undulatus Sternb. 
decoratus Eichwald, Géogn. de la Russie, 1846, p. 432 (Eguisetites 
decoratus Eichw., Leth. ross, I, 1860, Pl. 13, fig. 5—10). 
Indeterminable. 
. decoratus Schlotheim, Petref., 1820, p. 401. No figure. 
Indeterminable. 
. decurtatus Weiss, Steink. Calam., II, 1884, p. 118. 
C. multiramis Weiss. 
deltenrei K. et J. nov. spec. 
dictyoderma K. et J. nov. spec. 
. difformis Sternb., Versuch, I, 4, 1825, p. XXX. No figure. 
Indeterminable. 
‚ dilatatus Goepp., Uebergangsgeb., 1852, Pl. 6, fig. 1, 2. 
Doubtful. 
. dilatatus Goepp., Vebergangsgeb., 1852, PI. 6, fig. 3. 
C. roemeri Goepp. 
‚ discifer Weiss. 
‚ discifer Kidston, Hainaut, 1911. PL. 10, fig. 5 
5 
C. germarianus Goepp. 
C. disjunctus Emmons, Amer. Geol., VL, %, p. ? No figure. 
Indeterminable. 
C. disjunctus Lesq., in Rocers, Geol. of Penna, II, 1858, PI. 2, fig. 5. 
Indeterminable. 
C. distachyus Sternb. (Volkmannia distachya) non Autt. 
C. distachyus Zeiller, Héracleé, 1899, p. 60. C. sehulzi Stur. 
C. distachyus Jongmans, Anleitung, 1, 1911, fig. 159, 160. 
C. schulzi Stur. 
C. distans Roemer, Verstein. Harzgeb., 1843, Pl. 1, fig. 5, 6; id, 
Palaeontogr., III, 4, 1850, Pl. 7, fig. 2, Indeterminable. 
C. distans Sauveur, Belgique, 1848, PL. 6. Indeterminable. 
C. distans Sternberg, Versuch, 1, 4, 1825, p. XXVI. 
Indeterminable. 
C. distichus Renault. 
C. dubius Artis, Antedil. Phytol., 1825, PL 13. Doubtful. 
C. dubius Bet., Histoire, 1828, Pl. 18, fig. 1, 2 (copied from Arris). 
Doubtful. 
C. dubius Bet, Histoire, 1828, Pl. 18, fig. 3. C. cisti Bgt. 
C. dubius Mantell, Pictorial Atlas, 1850, Pl. 3, fig. 3. 
Indeterminable. 
