Graptolithina

Haddingograptus haplus (Jaanusson, 1960)

Synonymy list
1932     Climacograptus scharenbergi Lapworth — Bulman, pp. 23-26, fig. 1:23-26
1960     Lasiograptus haplus — Jaanusson, pp. 336-338, fig. 5:6-7
1997     Haddingograptus haplus (Jaanusson) — Maletz, fig. 29G-H
1998     Haddingograptus haplus (Jaanusson, 1960) — Maletz, pp. 367, fig. 8V
Selection of related publications
Männil, Ralf 1976. Distribution of graptoloids in the Ordovician carbonate rocks of the East Baltic area. Graptolites and Stratigraphy, pp. 105-118.
Jaanusson, V. 1960. Graptoloids from the Ontikan and Viruan (Ordovician) limestones of Estonia and Sweden. Bulletin of Geological Institutions of the University of Uppsala 38, 289-366.
References based on distribution