Ichnogenus (fossil burrow). [details]
Inorganic (i.e., pseudofossil) according to Alpert, 1974. [details]
Ichnogenus (fossil burrow), refer Alpert, 1974. [details]
Nomen novum for Sabellarites Richter, 1920, non Sabellarites Dawson, 1890. [details]
Junior homonym of Sabellarites Dawson, 1890; replacement name is Sabellarifex Richter, 1921, however both names are ... [details]