Cyrtograptus radians Törnquist, 1887

1887     Cyrtograptus radians — Törnquist, pp. 491, fig. 2

1933     Cyrtograptus radians — Bouček, pp. 58, fig. 4:7-8

1952     Cyrtograptus radians — Münch, pp. 140, fig. 54:1a-c

1967     Cyrtograptus radians — Koren et Ulst, pp. 261, fig. 32:2

1975     Cyrtograptus radians Tornquist — Berry et Murphy, pp. 88-89, fig. text f. 22e

1979     Cyrtograptus radians — Paškevičius, pp. 190-191, fig. 17:5; 33:4-5