624 



MR. E. B. VERNOK OA^ THE GEOLOGY AjSTD [DeC. I9I2, 



Rhabdocarptjs elo:>^gatus Kidston.^ To this species is referred 

 a seed (PI. LYII, fig. 4) from Newdigate Colliery, which, though 

 10 mm. longer than the type figured by Dr. Kidston, closely agrees 

 with the type in general shape and ornamentation. 



The distribution, in the Upper Carboniferous of Britain, of the 

 species which comprise the flora of the Productive Measures of 

 Warwickshire, is as follows : — 



Distribution of Upper Caebonieeeoits Species 



"WHICH occur Ilf the PRODUCTIVE CoAL MEASURES OF WARWICKSHIRE. 



Species. 



Upper 



Coal 



Measures. 



Transi- 

 tion 

 Series. 



Middle 



Coal 



Measures. 



Lower 



Coal 



Measures. 



Equisetales. 

 Calamites goepperti Ett. 



X 

 X 

 X 



X 

 X 



X 



... 



;;: 



X 



X 

 X 

 X 



X 

 X 



X 

 X 



X 



X 

 X 

 X 

 X 

 X 

 X 

 X 

 X 



X 

 X 



... 

 X 



? 



X 

 X 



X 



X 

 X 

 X 

 X 



X 

 X 



XXXXXXXXXXX XXX XXX X XXXXXX XXXXXXXX 



X 

 X 

 X 

 X 

 X 

 X 

 X 



X 

 X 

 X 

 X 

 X 



X 



X 

 X 



^ 



X 

 X 

 X 



X 

 X 

 X 

 X 

 X 

 X 

 ... 



... 



Calamifes varians Sternb 



Calamites unclulatus Sterub 



Calamites 7-ainosus Artis 



Calamites approximatus Brongn. ... 

 Calamites cisti Brongn 



Calamites siiclcoioi Brongn 



Calamocladus charceformis (Sternb.) . 

 Calamoclachos equisetiformis 

 (Schloth.) 



A nnularia radiata Brongn 



JLnnularia galioides (L. & H.) 



Calamostachys germanica Weiss. ... 

 Calamostacliys ramosa Weiss 



j Falceostachya ettingshauseni Kidston 



Spbenophyllales. 



Sphenopliyllum cuneifolium (Sternb.). 

 Sph. cuneifolium var. saxifragce- 

 folium (Sternb.) 



Sphenop/iyllum manis (Bronn) 



Sphenophyllum myriophyllum Crepin. 



Pteri do sperms and 

 Primofilices. 



AletJiopteris decurrens (Artis) 



AletJiopteris lonchitica (Scblotb.) ... 



Dactylotheca plumosa (Artis) 



Dactylotlieca phimosa var. dentata 

 (Brongn.) 



Mario2oteris muricAta (Schloth.) 



Mariopteris latifolia (Brongn.) 



Neuropteris impar (Weiss) 



Neuropteris gigantea Sternb 



Neuropteris heterophylla Brongn. ... 



1 Neuropteris ohliqiia\\l\-o\\^w.) 



1 Neuropteris rarinervis Bunb 



Neuropteris sclilehani Stur 



Neitropteris tenuifolia (Schloth.) ... 

 Aphlehia crispa (Gutbier) 





Trans. Geol. Soc. Glasg. vol. viii (1885-88) p. 70 & pi. iii, fig. 6. 



