Literature references

2 literature references for Bembidion nigrescens Friederichs, 1903:

Author: LORENZ, Wolfgang M.T.
Year: 2005
Title: Nomina Carabidarum. A directory of the scientific names of ground beetles (Insecta, Coleoptera "Geadephaga": Trachypachidae and Carabidae incl. Paussinae, Cicindelinae, Rhysodinae). 2. Edition. -
Source: 993 pp. (Tutzing: W.LORENZ).
Author: FRIEDERICHS, K.
Year: 1903
Title: Beiträge über paläarktische Coleopteren
Source: Allgemeine Zeit für Entomologie, 8: 87-90, 257-261. (Neudamm).