Graptolithina

Dendrograptus rigidus Bulman, 1936

Synonymy list
1936     Dendrograptus rigidus n. sp. — Bulman, pp. 16, fig. 1:27-35
1947     Dendrograptus rigidus — Ruedemann, pp. 8-11, fig. 4-9
1963     Dendrograptus rigidus Bulman, 1936 — Skevington, pp. 8, fig. 4-9
2004     Dendrograptus rigidus Bulman, 1936 — Maletz et Egenhoff, pp. 219, fig. 2A, B; 3B,C
Selection of related publications
Maletz, J., Egenhoff, S. O. 2005. Dendroid graptolites in the Elnes Formation (Middle Ordovician), Oslo Region, Norway. Norwegian Journal of Geology 85, 3, 217-221.
Skevington, D. 1963. Graptolites from the Ontikan Limestones (Ordovician) of Öland, Sweden. I: Dendroidea, Tuboidea, Camaroidea, and Stolonoidea. Bulletin of the Geological Institutions of the University of Uppsala 42, 1-62.
References based on distribution