The Fossil Plants of the Coal Measures. 65 



sporangia. 



O.— p. 52-3, Fig. 2m, C.N. 1583. Fig. 3m, C.N. 1567. Fig. 13mm', 

 C.N. 1579. Fig. 14mm', C.N. 1563. 



Spores. 



O.— Fig. 150. 



Inorganic Casts of the Medullary Cavity of Calamites. 



A.— p. 490, Fig. 23a, C.N. 42. Fig. 24a, C.N. 39. p. 492, 494, 



496-98, Figs. 27, 28, 29, 30, 31, 32, 33, 34, 36. 

 T.-p. 164, Fig. 13, C.N. 53. 

 R. — p. 102, Fig. 22, C.N. 

 X.— Fig. la, C.N. 1933. 



Impressions on Shale. 

 I.— p. 329, Fig. 30. 



Casts of young branches. 



A.— p. 493- 



R. — p. loi, Fig. 21, C.N. 1934. 



Carbonaceous investments of Casts, 

 A.— p. 494. 



Longitudinal grooves and ridges of Casts. 



A.— p. 489, 493, Fig. 26, p. 495, Figs. 29-30. 



R.— p. 101-2, Figs. 20, C.N. 114, 21, C.N. 1934. Fig. 22, C.N. 1933. 

 See also 1944. 



Transverse Constrictions of Casts. 



A.— p. 480. Fig. 10, C.N. II. Fig. 24, C.N. 39. 

 I.— p. 324, Fig. 1511, C.N. 80. 

 T. — p. 162, Fig. 10. 

 X.— Fig. la, Fig. 3f. 



Relations to Calamodendron. 

 A.— 501-2, 506. 

 I.— p. 322, 331. 

 T.— p. 174. 

 See also Memoir K. 



Equisetaceous relations. 



A.— p. 502-6, Figs. 41, 42, 43, p. 506. 

 I.— p. 331. 

 O.— p. 47. 



CALAMITINA. Weiss. 



CALAMITES. Auctorum. 



CALAMITINA VERTICILLATA. 



CALAMITES VERTICILLATUS. Lindley 6- Hutton, 



E. — p. 66-67, Fig. 45. Owens College Museum. 



