LITERATURE. 



60 1 



families of the Coleoptera the majority of the leading groups of the 

 present day, such as the Tenebriouidce, Cerambycidce, Scarabceidce, 

 Elateridcu, Staphylinidce, Coccinellidc?, Hyd?-ophilidce, and Dytiscidce 

 possess more or less numerous Jurassic representatives, and all 



m 7 v o 



Fig. 449. — a, Dytiscus Lavatcri, restored, from the Miocene deposits of Oeningen, of the 

 natural size ; b, Thurmannia Jntnctulata, one of the Carabidce, restored, and enlarged three 

 times, from the Lias of Schambelen : c, Coccinella. decempimctata, enlarged twice, from the 

 Miocene deposits of Oeningen. (After Heer.) 



occur under many specific forms in the Tertiary rocks. Many of 

 the smaller families of Beetles are also known by fossil forms, but 

 the order has attained its maximum development at the present 

 day. 



LITERATURE. 



Insecta," in Zittel's ' Handbuch der Palaeontologie,' Bd. II., Lief. 5. 



1885. Scudder. 

 Systematic Review of our present Knowledge of Fossil Insects." 



Bull, of the U.S. Geol. Survey 



No. 



Scudder. 



3. " The Tertiary Lake-basin at Florissant." 'Bull. U.S. Geol. Survey 



of the Territories,' vol. vi. 1881. Scudder. 



4. '"Winged Insects from a palaeontological point of view, or the Geo- 



logical Historv of Insects." ' Mem. Bost. Soc. Nat. Hist,' vol. iii. 

 1885. Scudder. 



5. " Die Insecten und Spinnen der Vonvelt." 1856. Giebel. 



6. "A History of the Fossil Insects in the Secondary Rocks of Eng-. 



land." 1845. P- B. Brodie. 



7. " Die fossilen Insecten der Kohlenformation von Saarbriicken." 



Von Goldenberg. ' Pakeontographica.' 1854. 



8. " Eugereon Bockingi, eine neue Insectenform, aus dem Todtlie- 



gende." Dohrn. ' Pakeontographica.' 1866. 



9. " Die Insectenfauna der Tertiargebilde von Oeningen und von Rad- 



oboj in Croatien." 1847-53. Oswald Heer. 



