Cephalopoda

Danoceras Troedsson, 1926

Taxon description

Kröger & Aubrechtová, 2019

Diagnosis (after Sweet1964). Diestoceratid with conch slightly contracted at aperture; septal necks cyrtochoantic, recumbent; segments elongate, sub-trapezoidal in longitudinal section; thin annulosiphonate rings in septal foramen produce distinctive irregular linear process extending adapically and adorally, but not forming rays continuous from segment to segment.

Selection of related publications
Kröger, B., Ebbestad, J. O. R., Högström, A. E. S., Frisk, Ǻ. M. 2011. Mass concentration of Hirnantian cephalopods from the Siljan District, Sweden; taxonomy, palaeoecology and palaeobiogeographic relationships. Fossil Record 14, 1, 35-53. DOI:10.1002/mmng.201000014
Frye, M. W. 1987. Upper Ordovician (Harjuan) oncoceratid nautiloids from the Boda Limestone, Siljan District, Sweden. GFF 109, 1, 83-99. DOI:10.1080/11035898709454748
References based on distribution