26 



G. H. HORN, M. D. 



ruptus is found from Arizona to Oregon. With these few words 

 further observation is left to the industrious collector, with the hope 

 that additional data in distribution will become known and thought 

 worthy of publication. 



Bibliography and Synonymy. 



OCHTHEBIUS Leach. 



O. benefossus Lee, Proc. Amer. Philos. Soc. 1878, p. 381. 

 O. foveicoUis Lee, loc. cit. p. 381. 



tuhercnintus Lee, loc. cit. p. 380. 

 O. Isevipennis Lee, loc. cit, p. 381. 

 O. rectus Lee, loc. cit. p. 379. 

 O. puncticollis Lee, Aud. Lye v, p. 210; Proc. Acad. 185,5, p. 361; loc. cit. 



supra p. 378 (table). 

 O. discretus Lee, Proc. Amer. Philos. Soc. 1878, p. 379. 

 O. nitidus Lee, Agassiz Lake Superior, p. 217; Proc. Aruer. Philos. Soc. 1878, 



p. 380. 

 fossatus Lee, Proc. Acad. 1855, p. 362. 

 O. cribricoUis Lee, Agassiz Lake Superior, p. 217; Proc. Amer. Philos. Soc. 



1878 (table). 

 O. interruptus Lee, Ann. Lye v, p. 210; Proc. Amer. Philos. Soc. 1878, p. 



379 (table). 

 O. aitritus Lee, Proc. Amer. Philos. Soc. 1878, p. 380. 



simplex Lee, loc. cit. 

 O. lineatus Lee, Aun. Lye v, p. 211. 

 O. sculptus Lee, Proc. Amer. Philos. Soc. 1878, p. 381. 

 O. Holmberg-i Mauu., Bull. Mose 1853, iii, p. 166; Lee, Inc., cit. p. 379 (table). 



DESCRIPTION OF PLATE II. 



Fig. 1.— Thorax of 0. benefossus. 



" 2. — " 0. foveicoUis. 



" 3. — " 0. Isevipennis. 



" 4. — " 0. rectus. 



" 5. — " 0. puncticollis. 



" 6. — " 0. discretus. 



" 7. — " 0. nitidus. 



