PAL/EONTOCRAPHICAL SOC I ETY, I 91 O. 



Po cock, British Carboniferous Apachnida. 



1. x4 



PI. III. 



la. x4 



5. xg'/a 



4. x7 



G.M.Woodwapd. del.eb libh. 



^-~~---^^^zs 



2a. x4 



%»i/ 



'&-^« 



4a. x7 



3. x2 



Wesb,Newm.an imp. 



