36 Mededeelingen van ’s Rijks Herbarium Leiden: 
C. varians insignis Jongmans. Anleitung, 1, 1914, fig. 75. 
C. undulatus Sternb. 
C. varians insignis Jongmans, Anleitung, I, 1911, fig. 76. 
C. sachsei Stur. 
C. varians insignis Jongmans, Anleitung, L, 1911, fig. 77, 78. 
Indeterminable. 
C. varians inversus Weiss, Steink. Calam, II, 1884, Pl. 28, fig. 2; 
JONGMANS, Anleitung, 1, 1914, fig. 79. Indeterminable. 
C. varians sachsei Weis, Steink. Calam., ll, 1884, p. 77. 
C. sachsei Stur. 
C. varians cf. schützei Weiss, Steink. Calam., II, 1884, PI. 21, fig. 5. 
C. schützeiformis typicus J. et K. 
C. varians ef. schützei Weiss, Steink. Calam.…. II, 1884, Pl. 27, fig, 2. 
C. schützeiformis forma intermedius K. et J. 
C. varians semicircularis Weiss, Steink. Calam., IL, 1884, PI. 16, fig. 6. 
C. semicireularis Weiss. 
C. varians cf. semicircularis Ryba, Jabrb. k. k. Geol. Reichsanst., LITI, 
1904, Pl. 16, fig. 3. C. semicircularis Weiss. 
C. variolatus Goeppert, Uebergangsgeb., 1852, PL. 5. 
Asterocalamites radiatus Bgt. 
C. verrucosus Sternb., Versuch, IL, 5, 6, 1833, Pl. 18. 
No Calamites. 
C. verticillatus L. et H. 
C. verticillatus Ettingsh., Haidinger’s Natw. Abh., IV, 1, 1851, Pl. 8, 
fig. 4. Indeterminable. 
C. verticillatus Williamson, Phil. Trans. Roy. Soc. London. CLXIV, 
1874, PL. 7, fig. 45. C. germarianus Goepp. 
C. verticillatus Zeiller, Valenciennes, 1886, 88, Pl. 57, fig. 2. 
Indeterminahle. 
C. verticillatus Kidston, Proc. Yorksh. Geol. and Pol. Soc., XIV, 1901, 
Pl. 36, fig. 4. C. semicircularis Weiss. 
C. volkmanni Ettingsh., Abh. k. k. Geol. Reichsanst., 1, III, 4, 1852, 
Pl. 5, fig. 1—4; Pl. 6, fig. 1, 2. Cordaianthus. 
C. volkmanni Ettingsh. mnser., Hofmuseum, Wien. 
C. suckowi Bgt. 
C. voltzi Bgt., Histoire, 1, 1828, Pl. 25. Indeterminable. 
C. waldenburgensis Kidston, Canonbie, Trans. Roy. Soc. Edinb., XL, 
1903, p. 789; JONGMANs, Anleitung, I, 1914, fig. 65, 66. 
C. schützeiformis waldenburgensis K. 
C. wedekindi Weiss. 
OC. weissi Sterzel, Plau. Grund, 1898, Pl. 8, fig. 7, 7 A. 
Indeterminable. 
