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Traits source details
Tzankov, V. 1982. Les fossiles de Bulgarie. Va. Crétacé Supérieur: Cephalopoda (Nautiloidea, Ammonoidea) et Echinodermata (Echinoidea). Académie Bulgare des Sciences, Sofia, 136 pp.
176135
Tzankov, V.
1982
Les fossiles de Bulgarie. Va. Crétacé Supérieur: Cephalopoda (Nautiloidea, Ammonoidea) et Echinodermata (Echinoidea
Académie Bulgare des Sciences, Sofia
136: pp.
Publication
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Catopygus dilatatus Tzankov, 1982 † (original description)
Catopygus loevisiformis Tzankov, 1982 † (original description) Conulus angulatus Tzankov, 1982 † (original description) Echinocorys balcanicus Tzankov, 1982 † (original description) Echinocorys elongates Tzankov, 1982 † (original description) Ovulaster elevatus Tzankov, 1982 † (original description) Pyrina sphaerica Tzankov, 1982 † (original description) Stegaster bulgaricus Tzankov, 1982 † (original description) |