SYNONYMS. 



Scarab, tityus. Linn. Syst. Nat. 



Amoenit. Acad. vol. vi. p. 391. s 

 Jablcmsky Coleopt. p. 257. pi. 4. fig. 2. 

 Oliv. Ins. vol. i. p. 9. pi. 10. fig. 31. b.c. 

 Palisot de Beauv. Ins. p. 137. pi. 1. c. 

 fig. 4, 5. 

 Le Scarabe' tityus. Ency. Meth. Ins. pi. 137. 



fig. 7.S 

 Geotrupes tityus. Fahr. Syst. Eleut. vol. i. 



p. 10. 

 Scarab, hercules minor. Voet. Coleopt. p. 24. 



pi. 12. fig. 99. 

 Scarab, marianus. Linn.^ 



Fahr. in his earlier works; omitted in 

 his Syst. Eleut 



observations. 



This insect is so extremely rare in Pennsyl- 

 vania, that the late Rev. F. V. Melsheimer, the 

 parent of Entomology in this country, and a 

 very industrious collector, found but two indi- 

 viduals in eighteen years. An instance has 

 however occurred, in which the appearance of a 

 considerable number of them occasioned no little 



PLATE IV. 



