Species

Orthoceras scabridum Angelin, 1880

Synonyymit

1857 Orthoceras regulare v. Schlotheim — Boll , pp. 69-70, fig. 3:7a-c

1860 Cycloceras trochleare Hisinger — Eichwald , pp. 1223-1225, fig. 51:23a,b

1869 Orthoceras regulare Schlotheim — Karsten , pp. 46, fig. 15:8a-e

1869 Cycloceras trochleare (Hisinger) — Karsten , fig. 17:7a,b

1880 Orthoceras scabridum n. sp. — Angelin , pp. 4, fig. 4:6-9; 7:8-10

1889 Orthoceras scabridum Angelin (pars) — Rüdiger , pp. 5-8, fig. 1:1, 2a,b; 2:9

1909 Orthoceras scabridum Angelin — Holtehadl , pp. 40-42

1930 Orthoceras scabridum Angelin — Yü , pp. 54

1931 Geisnoceras scabridum Angelin — Troedsson , pp. 16-17

1931 Geisnoceras constrictum sp. nov. (nomen nudum) — Troedsson , pp. 16

Aiheeseen liittyvät julkaisut

Kröger, B. 2004. Revision of Middle Ordovician orthoceratacean nautiloids from Baltoscandia. Acta Palaeontologica Polonica 49, 1, 57-74.

Luokittelu

Levinneisyys ja viitteet