T^NIOrTEETS. 



123 



2. Tseniopteris Feddeni (Feistmantel). 



(Text-fig. 29.) 



1876. Macrotaniopteris Feddeni, Feistmantel, Rec. Geol. Suit. India, vol. ix 

 pt, 4, p. 137. 

 M. Feddeni, Feistmantel, Journ. Asiat. Soc. Bengal, vol. xlv, pt. 2 

 p. 367. 



1880. M. Feddeni, Feistmantel, Flora Gondw. Syst., vol. iii, pts. 2, 3, p. S9 



pi. xxia, fig. 3 ; pi. xxiiA, tigs. 1-4. 



1881. M. Feddeni, Feistmantel, Rec. Geol. Surv. India, vol. xiv, pt. 3 



p. 255, pi. ii, fig. 1. 



1882. M. Feddeni, Feistmantel, Flora Gondw. Syst., vol. iv, pt. 1, p. 31 



pi. xxi, fig. 5. 

 1886. M. Feddeni, Feistmantel, ibid., pt. 2, p. 24, pi. iA, fig. 1. 



Fig. 29. — Tcenioptcris Feddeni (Feist.). After Feistmantel. Nat. size. 



Type. Nos. 5200, 5203-6, Mus. Geol. Surv. India, Calcutta. 



Frond simple, large, elongately elliptical. Apex obtuse or 

 emarginate. Midrib fairly stout, striated. Lateral nerves very 

 numerous, simple or dichotomising close to the midrib, closely 

 approximated, pursuing an almost horizontal direction in the basal 

 portion of the frond, but at a more acute angle to the midrib 

 towards the apex. The nerves at the margin appear to be 

 slightly curved upwards. 



T. Feddeni is chiefly distinguished from T. danceoides by the 

 closer lateral nervation, and by the thinner midrib. Some of the 



