Wells, 1933, p. 227
Trochosmilia nodosa Wade, 1926, p. 26, pl. 1, figs, 1, 2, 5; Original Designation
Type Specimen: Holotype; USNM I32703; Verified; Dry Preserved
Type Locality: Late Cretaceous: Tennessee, USA
Corallum solitary, free, and trochoid; costae coarsely granular; epitheca absent; Pourtalès plan present; columella solid.
Differs from Heteropsammia by having granular costae and a solid columella.
This genus and family were monographed by Cairns (2001), which included a phylogenetic analysis based on morphology. Genus monotypic.
This page has been in preparation since 08-Oct-2008 11:33
This version was contributed by Stephen D. Cairns on 30-Oct-2008 14:58.
Page authors are: Stephen D. Cairns Rosemarie Baron-Szabo Jarek Stolarski. Please contact the editor if you would like to contribute to the diagnosis of this taxon.
The editor is: Rosemarie Baron-Szabo