Literature references

1 literature reference for Lygus (Orthops) caucasicus Jakovlev, 1879:

Author: B. E. Jakovlev
Year: 1879
Title: Bugs (Hemiptera Heteroptera) of the Caucasian Region.
Source: Trudy Russkago Entomologicheskago Obshchestva 12: 3--176. [In Russian and German]. NOT SEEN