272 



AKATJCAEINBAE 



[CH. 



branched, the smaller branches being given off at an acute angle ; 

 the leaves are crowded, fleshy, tetragonal and falcate (fig. 742), 

 agreeing closely with the foliage of the Eutacta species of Araucaria 

 and with Cryptomeria. The megastrobili are cylindrical, approxi- 

 mately 6 cm. long and 2 cm. in diameter, bearing imbricate, flat, 

 scales with" narrow pointed distal ends resembling the free portion 



Fio. 742. Elatides Williamsonis. (British Museum; nat. size.) 



of the foliage-leaves. No specimens have been described showing 

 seeds attached to the scales. The more slender microstrobili, 

 2 cm. long, bear sporophylls at right angles to the axis with tri- 

 angular upturned distal ends characterised by a median keel. In 

 the vegetative shoots this species closely resembles the Liassic 

 Pagiophyllum jieregrinum?- (fig. 744) (Lind. and Hutt.), but in the 



1 See page 276. 



