Endelman, L. G. 1980. [To the revision of the order Holectypoida (Echinoidea)]. Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody, Otdel Geologicheskii 55, 93-103.
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Endelman, L. G.
1980
To the revision of the order Holectypoida (Echinoidea)]. Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody