| |
| | [No title] |
 | | Insects of Bulgaria, Part 2: Blattodea, Mantodea, Isoptera, Orthoptera, Dermaptera, Embioptera, Megaloptera, Raphidioptera, Neuroptera, Mecoptera, Hymenoptera, Trichoptera, Lepidoptera, and Diptera |
 | | About 20% of the species, mainly of the Apidae family (the Bombus and Psithyrus genera), have been found in the highlands (above 1,000 m). |
 | | Distribution of the endemic, rare, and relict species of Blattodea, Mantodea, Isoptera, Embioptera, Orthoptera, Dermaptera, Megaloptera, Raphidioptera, Neuroptera, Mecoptera, Hymenoptera, Trichoptera, Lepidoptera, and Diptera in Bulgaria |
| www.worldwildlife.org /bsp/publications/europe/bulgaria/bulgaria7.html (5594 words) |
|