2 ART. 8. — M. YOKOYAMA : 



1. Odontopteris Reichiana Gutb. 



2. Callipleridium gigas Gutb. 



3. Pecopteris cyathea (Schloth.). 



4. Calamités sp. 



5. Sphenophyllum ohlongifolium (Germ.). 



6. Lepidodendron oculis-felis (Abb). 



7. Stigmaria ficodes Sternb. 



8. Gordaites principalis (Germ.). 



9. Plagiozamites Planchardi (Ren.). 



According to Zalessky, these plants were obtained from 

 shales and shaly sandstones between the so called No. 6 and No. 

 7 coal-layers of the place. 



Our specimens brought back by Messrs. Ogawa and Fukuchi 

 consist of the following forms : 



1. Calamités sp. 



2. Calamités ? sp. 



3. Annular ia stellata (Schloth.). 



4. Neuropteris flexuosa Sternb. 



5. Neuropteris Scheuchzerl Hoffm. 



6. Pecopteris cyathea (Schloth.). 



7. Lepidodendron oculis-felis (Abb.). 



8. Sigillaria sp. 



9. Cordaites principalis Germ. 



The fossil-bearing rocks are with one exception a black 

 carbonaceous shale. The exception is a yellowish weathered 

 sandstone with an impression of a Lepidodendron^^ with I have 

 determined as probably belonging to L. oculis-felis (Abb.). 



Of the six determinable species above mentioned, three are 



1) Fig. 1, pi. IIL 



