Trilobita

Ingriops trigonocephalus (Schmidt, 1881)

Synonymy list
1881     Phacops (Ptrygometopus) trigonocephala — Schmidt, pp. 81, fig. I 9
1993     Ingriops trigonocephalus (Schmidt, 1881) — Jaanusson & Ramsköld, pp. 750
Selection of related publications
Jaanusson, V., Ramsköld, L. 1993. Pterygometopine trilobites from the Ordovician of Baltoscandia. Palaeontology 36, 4, 743-769.
Schmidt, Fr. 1881. Revision der ostbaltischen silurischen Trilobiten nebst geognostischer Übersicht des ostbaltischen Silurgebiets. Abt. I. Phacopiden, Cheiruriden und Encrinuriden. Mémoires de l´Académie Impériale des Sciences de St.-Petersbourg 30, 1, 1-237.
References based on distribution