CARBONIFEROUS MILLIPEDES, Xylobius Sigillarice, Darwin (a, r), and 

 Archiuhts xylobioides, Scudder (b}. 



CARBONIFEROUS COCKROACH. Blaltina Bretonensis, Sc. 



CARBONIFEROUS SCORPION. Anthracomartus Carbonarius, abdominal 

 segments. 



