Graptolithina

Didymograptellus bifidus (Hall, 1865)

Synonymy list
1858     Graptolithus bifidus n. sp. — Hall, pp. 130
1865     Graptolithus bifidus J. Hall — Hall, pp. 73, fig. 1:16-18; 3:9-10
1947     Didymograptus bifidus — Ruedemann, pp. 327
1960     Didymograptus bifidus (Hall) — Obut, pp. 152, fig. V 2,2a
1962     Didymograptus bifidus J. Hall — Berry, pp. 294, fig. 1a-e, 2a-b
1982     Didymograptellus bifidus (Hall, 1865) — Cooper & Fortey, pp. 220
1988     Didymograptus (Didymograptellus) bifidus (J. Hall) — Williams et Stevens, pp. 41, fig. 12; 13:8-13
2006     Didymograptus (Didymograptellus) bifidus (J. Hall) — Jackson et Lenz, fig. 8 o-q; u-w
2010     Didymograptellus bifidus — Maletz, pp. 433, fig. 11A-E,G,H; 12A, E-H,J,K
Selection of related publications
Obut, A. M. 1960. Correlation of some parts of Estonian Ordovician and Silurian deposits according to graptolites. ENSV TA Geoloogia Instituudi uurimused V, 143-157. Eesti NSV Teaduste Akadeemia Geoloogia Instituudi Uurimused V, pp. 143-157.
References based on distribution