Sphenothallus longissimus (Murchison, 1839)

Synonymy list
1927     Serpulites longissimus Murchison, 1839 — Öpik, pp. 26, fig. 2:13
2015     Sphenothallus aff. longissimus (Murchison, 1839) — Vinn & Kirsimäe, pp. 1003, fig. 2A-C
Selection of related publications
Vinn, O., Kirsimäe, K. 2014. Sphenothallus (Cnidaria?) in the Late Ordovician of Baltica, its mineral composition and microstructure. Acta Palaeontologica Polonica 60, 4, 1001-1008. DOI:10.4202/app.00049.2013