Tornoceratinae von Arthaber, 1911

Korn, Dieter & Bockwinkel, Jürgen, 2022, The tornoceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea), European Journal of Taxonomy 806, pp. 32-51 : 35

publication ID	https://doi.org/10.5852/ejt.2022.806.1699
publication LSID	lsid:zoobank.org:pub:A2B2A310-8C8C-41B0-B934-1666129B7D90
DOI	https://doi.org/10.5281/zenodo.6380494
persistent identifier	https://treatment.plazi.org/id/03DD7E29-FFA9-207B-FDEE-F9DB1CB6F82C
treatment provided by	Felipe (2022-03-21 17:20:27, last updated 2024-11-27 00:39:55)
scientific name	Tornoceratinae von Arthaber, 1911
status

Treatment

Subfamily Tornoceratinae von Arthaber, 1911

Diagnosis

Subfamily of the family Tornoceratidae with compressed conch, umbilicus closed in the pre-adult and adult stage but slightly opened in the juvenile stage. Ventrolateral grooves, if present, in the juvenile stage. Ornament with biconvex growth lines, without ribs. Sutural formula E A L I or E A L 2 L 2 I; adventive lobe broadly rounded, asymmetric with steep dorsal flank.

Included genera

Tornoceras Hyatt, 1884 View in CoL ; Domanikoceras Becker & House, 1993 View in CoL ; Crassotornoceras House & Price, 1985 View in CoL ; Lobotornoceras Schindewolf, 1936 View in CoL ; Linguatornoceras House, 1965 View in CoL ; Simicheilocras Becker, 1993; Oxytornoceras Becker, 1993 View in CoL ; Epitornoceras Frech, 1902 View in CoL ; Lentitornoceras gen. nov.

References

Becker R. T. 1993. Stratigraphische Gliederung und Ammonoideen-Faunen im Nehdenium (Oberdevon II) von Europa und Nord-Afrika. Courier Forschungsinstitut Senckenberg 155: 1 - 405.

House M. R. 1965. A study in the Tornoceratidae: the succession of Tornoceras and related genera in the North American Devonian. Philosophical Transactions of the Royal Society of London, Series B, Biological Sciences 763250: 79 - 130.

House M. R., Kirchgasser W. T., Price J. D. & Wade G. 1985. Goniatites from Frasnian (Upper Devonian) and adjacent strata of the Montagne Noire. Herzynica 1: 1 - 19.