
Parr IIL. Srcr. ii. §2.] JURASSIC. 787 
The coleopterous forms comprise a number of herbivorous and ligni- 
vorous beetles (Hlater, Carabus, &c.). There were likewise representa- 
tives of the orthopterous, hemipterous, and dipterous orders. These 
relics of insect-life are so abundant in some of the calcareous bands that 


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Fie. 383.—Lowrr Lias AMMONITES. 
a, Ammonites (Arietites) raricostatus (Zeit.) (3); b, A. (A.) obtusus (Sby.)(4);_ ¢, A. (A.) 
Bucklandi (Sby.) (2); d, A. (Amaltheus) oxynotus (Quenst.) (3); ¢, A- (Zgoceras) 
planorbis (Sby.); f, A. (E.) angulatus (Schloth.) (). 3 9 
E 
