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Nazarov and Rudenko 1981


Plate
Fig. 1. Raphidociclicus hiulcus Nazarov et Rudenko sp. nov. Syntype, GIN No 4488-104a, x150; Early Permian, Sakmarian Stage; Southern Urals, Ural River (Donskoe Village).

Figs. 2-4. Raphidociclicus gemellus Nazarov et Rudenko sp. nov.
2 - syntype, GIN No 4488-105a, x90; 3 - syntype, GIN No 4488-1056, x225; 4 - syntype, GIN No 4488-105d, x225; Early Permian, Artinskian Stage; Southern Urals, Ural River (Donskoe Village).

Figs. 5-7. Haplodiacanthus anfractus Nazarov et Rudenko sp. nov.
5, 7 - syntype, GIN 4488-101a: 5 - x90, 7 - construction of spine, x 250. 6 - syntype, GIN 4488-1016, x 100. Early Permian, Artinskian Stage; Southern Urals, Ural River (Donskoe Village).

Figs. 8-10. Campanulithus falcatus Nazarov et Rudenko sp. nov.
Syntype, GIN No 4488-103a: 8 - general view, x100, 9 - construction of "an apical part", x250, 10 - construction of "a basal part", x250; Early Permian, Artinskian Stage; Southern Urals, Ural River (Donskoe Village).

Figs. 11-13. Camptoalathm monopterygius Nazarov et Rudenko sp. nov.
11 - syntype GIN No 4488-102a, "ventral side", x130; 12 - syntype, GIN, No 4488-1026, "ventral-dorsal side", x125; 13 - syntype, GIN 4488-102d, "dorsal side", x135; Early Permian, Sakmarian Stage; Southern Urals, Ural River (Donskoe Village).