Péricart, 1999c (monogr.); V.G. Putshkov, 1969a (monogr.); Scudder, 1962c (subdiv.); J.A. Slater, 1964a (World cat.); Stichel, 1959b (monogr.).
Péricart, 1999c (monogr.); V.G. Putshkov, 1969a (monogr.); Scudder, 1962c (subdiv.); J.A. Slater, 1964a (World cat.); Stichel, 1959b (monogr.).
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