Affinities of the Palaeozoic Seeds of the Co nostoma Group . 25 
Text-fig. 8. Conostoma anglo-gevmanicu m . 
Plottings of the plane of section of all the more 
important preparations in respect to the vertical 
and horizontal planes. R and Q. = Univ. Coll. 
Collection. J. = Dr. Jongmans’ Collection. The 
horizontal plane is at the height a-b on the right- 
hand figure. 
