>II',SOZ()I(' I'LAXrs I'llHM CIIIN'A, 



Tlio plants oeeiir in c lurk-grey, biuidcd, sandy shales, and are 

 tolerably well i)reserved. They belong to two species, viz. : 



1. Coniopterls hymenophyllouhs (Brontjx.) 



2. Ginhfjo ßaheUald IIeek. 



The first ocenrring in the ]Mi(ldK' durassie of JMiro])o, Siljeria, 

 da])an etc. and the second also in that of Siberia, there is no 

 donbt about the coal-field of T.ao-tung-ts'ang belonging to tlie 

 same formation. 



RiCHTHOFKX had already taken this coal-field for Jurassic, 

 not from plants found at Lao-tung-ts'ang, but probably from 

 those which he collected at Tshai-tang,^^ lying to the south of 

 the above place. 



E. Shêng-ching-Shêng.-^ 



Plants were collected at the following four ])laces : 



a. Nien-tzu-kou, Sai-ma-chi."^ 



The collector, ^h\ Kaneitaha, went to Xien-tzu-kou to ex- 

 amine tlie coal-field. The plants are contained in a brittle shale, 

 dark grey to blackish, sometimes slightly reddish. They are 

 generally well preseived, although rarely they are quite carbonized. 

 The following forms have been distinguished : 



1. Schizoneura hoerensis Hisinger. 



2. Todites Williamsoni (Bkoxgx.). 



3. Cleiiis Kaneharai n. sp. 



4. Ginlcgo Irpida Heetî. 



5. Baiera yracHi>< Brxr». 



^' ^'^ ("li;ii-i'anir .-iccordiiiii; to the Pckin official dialect. 



