Genus

Pseudotrigonograptus Mu et Lee, 1958

Aiheeseen liittyvät julkaisut
Maletz, J., Ahlberg, P. 2021. Dapingian to lower Darriwilian (Middle Ordovician) graptolite biostratigraphy and correlation of the Krapperup drill core, Scania, Sweden. GFF 143, 1, 16-39. DOI:10.1080/11035897.2020.1822439
Ulst, R., Gailite, L., Yakovleva, V. 1982. Ordovik Latvii. pp. 1-294. Zinatne.