26 



Hasfield. 



Geological 



HOEIZON. 



Lower Lias, 

 ditto. 



ditto. 

 Eh^tiC. 



ditto, 

 ditto. 



ditto. 



ditto, 

 ditto. 



Lower Lias. 



In the List of Fossil Insects from the Lias and Ehoetics, many genera and 

 species in the author's collection are still undetermined and unflgored. 



PAL.^OZOIC INSECTS. * 

 Pebmian, Cabbonifeeoits, and Devonian. 

 PEEMIAN. 



1. Engereon Boeckingii, (Dohru). 



Birkenfeld, Cassel. 



Arachnida 



Myriapoda 



Coleoptera 



Orthoptera 



Lepidoptera' 



Neuroptera 



8 

 5 

 3 



13 

 1 



14 



4,4, 

 7 



1 



Total of Palaeozoic Insects, 52 



Coal Meaaures. 



Devonian. 



Permian. 



Geological Magazine for September, 1871. Page 389. 



