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Taxon profile

genus

Orthotheca Novák, 1887

kingdom Animalia - animals »  class Hyolitha »  order Orthothecida »  family Orthothecidae

Included taxa

Number of records: 15

species Orthotheca baculoides Novák, 1891
Silurian: Gorstian – Přídolí
species Orthotheca barrandei (Novák, 1891)
Devonian: Pragian – Emsian
species Orthotheca columnaris Barrande, 1867
Silurian: Sheinwoodian – Přídolí
species Orthotheca fragilis Novák, 1891
Silurian: Telychian – Homerian
species Orthotheca hexagona Barrande, 1867
Devonian: Pragian
species Orthotheca intermedia Barrande, 1867
Devonian: Lochkovian – Pragian
species Orthotheca interstrialis Novák, 1891
Devonian: Lochkovian – Pragian
species Orthotheca lamellosa Novák, 1891
Devonian: Pragian – Emsian
species Orthotheca nobilis Barrande, 1867
Devonian: Pragian – Emsian
species Orthotheca novela Barrande, 1867
Devonian: Emsian
species Orthotheca pyramidata Novák, 1891
Devonian: Eifelian
species Orthotheca quadricostata Novák, 1891
Devonian: Pragian – Emsian
species Orthotheca secans (Barrande, 1867)
Devonian: Emsian
species Orthotheca subula Novák, 1891
Silurian: Telychian – Homerian

Unplaced taxa

species Orthotheca affinis Holm, 1893 inc.sed.
Cambrian: Middle Cambrian

Links and literature

EN Paleobiology Database [7704]

Paleobiology Database [https://paleobiodb.org/] [as Orthotheca Novak, 1886]
Data retrieved on: 11 December 2015
EN The Interim Register of Marine and Nonmarine Genera [1292149]

Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Orthotheca Novák, 1887]
Data retrieved on: 29 November 2019

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Explanations

extinct taxon

inc.sed. incertae sedis - uncertain placement within this taxon