Kojumdgieva, E., and Strachimirov, B., 1960. Les Fossiles de Bulgarie VII. Bulgarska Akademiia na Naukite.
New Species-Group Names:
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posticestriatus Kojumdgieva & Strachimirov, 1960. p. 212. pl. 50. f. 3.
Kojumdgieva, E., and Strachimirov, B., 1960. Les Fossiles de Bulgarie VII. Bulgarska Akademiia na Naukite.