Krasilova, I. N. (1959). Novoye semeystvo Leiopectinidae iz verkhnesiluriyskikh i nizhnedevonskikh otlozheniy severo-vostochnogo Pribalkhashia [A new family Leiopectinidae from upper Silurian and Lower Devonian deposits of northeastern Balkhash].
Paleontologicheskiy Zhurnal. 1959(3): 41-46, pl. 4.