The Species of the Subgenus Leptoferonia Casey (Coleoptera: Carabidae: Pterostichus )
- H. Hacker
- Biology
- 1968
The purpose of this paper is to facilitate identification of the species in the subgenus Leptoferonia Casey of the genus Pterostichus Bonelli, a group of 21 species that occur from British Columbia south through California and east to Montana.
THE ENVIRONMENTAL BACKGROUND OF THE CONSTRUCTION OF THE C-OST RAILWAY TUNNEL IN HANNOVER
- H. Hacker
- Engineering
- 1 February 1989