1. Andrusov, N.I., Tubes of worms of the family Amphictenidae in the Russian Miocene, Izv. Akad. Nauk SSSR Ser. 6, 1916, no. 4, pp. 227–232.
2. Bekker-Migdisova, E.E., Tertiary homopterans of the Stavropol Region, Tr. Paleontol. Inst. Akad. Nauk SSSR, 1964, vol. 54, pp. 1–108.
3. Belokrys, L.S., On Sarmatian pectinariids, Paleontol. Zh., 1967, no. 2, pp. 129–133.
4. Carpenter, F.M., Insects from the Miocene (Latah) of Washington: Part 6. Trichoptera, Ann. Entomol. Soc. Am., 1931, vol. 24, no. 2, pp. 319–322.
5. Superclass Hexapoda;F.M. Carpenter,1992