Graptolithina

Acrograptus filiformis (Tullberg, 1880)

Synonymy list
1880     Didymograptus filiformis — Tullberg, pp. 42, fig. 2:8-11
1880     Didymograptus filiformis — Lapworth, pp. 20
1901     Didymograptus filiformis — Törnquist, fig. 3:6-9
1902     Didymograptus filiformis — Ruedemann, pp. 556
1915     Didymograptus filiformis — Bassler, pp. 432
1930     Didymograptus filiformis — Monsen, pp. 122, fig. 2:5,12,13,18
1933     Didymograptus filiformis — Ruedemann, pp. 137
1947     Didymograptus filiformis — Ruedemann, pp. 333, fig. 54:54-60
2012     Acrograptus filiformis (Tullberg, 1880) — Li et al., pp. 118, fig. 5j-m
Selection of related publications
Kaljo, D. 1974. On graptolite zones of Tremadoc and Arenig of Pribaltic and Moscow syneclises. Graptolites of the USSR, pp. 31-36.
References based on distribution