GLOSSOrTEKIS. 



89 



10. Glossopteris diver gens, Feistmantel. 



(Text-fig. 23.) 



1881. Glossopteris diver gens, Feistmantel, Flora Gondw. Syst., vol. iii, pt. 3, 

 p. 104, pi. xxviiiA, figs. 3, 4. 



Type. Nos. 5244-5, Mus. Geol. Surv. India, Calcutta. 



This species is known only from a single imperfect specimen, of 

 which the following appear to be the chief characters. 



Frond (?) ovate. Midrib strong. Secondary nerves very oblique, 

 almost at right angles to the midrib in the median portion of the 



Fig. 23. — Glossopteris divergens, Feist. After Feistmantel. Nat. size. 



frond, becoming even more oblique towards the base, but less 

 so towards the apex. The course of the secondary nerves is 

 sinuous or tortuous, the meshes being of irregular shape, but fairly 

 broad, and rather longer than broad. 



Feistmantel in his description of this species does not mention 

 the flexuous character of the secondary nerves, which must be very 

 conspicuous if the drawing which he gives (Text-fig. 23) is 

 faithful to the original. Provided also this feature is not due 



