Orthotheca Novak 1886

Hyolitha - Orthothecida - Orthothecidae

Alternative spellings: Hyolithes (Orthotheca), Hyolithus (Orthotheca)

Parent taxon: Orthothecidae according to J. M. Malinky 2009

See also Fisher 1962, Henningsmoen 1952, Holm 1893, Malinky 1990, Malinky 2003, Reed 1909 and Sepkoski 2002

Sister taxa: Bactrotheca, Lenatheca, Lentitheca, Quadrotheca, Semielliptotheca, Trapezotheca

Subtaxa: Hyolithus (Orthotheca) holmi Hyolithus (Orthotheca) striata Orthotheca buelna Orthotheca corrugata Orthotheca daulis Orthotheca doris Orthotheca interstrialis Orthotheca shriveri Orthotheca suavis Orthotheca subornatus Orthotheca teretiuscula

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Type: Cryptocaris suavis

Ecology: stationary epifaunal suspension feeder

Distribution:

• Devonian of the Czech Republic (2 collections), Germany (1), Morocco (9), South Africa (5), United States (1: Pennsylvania)

• Silurian of the Czech Republic (1)

• Ordovician of Argentina (1), China (1), the Czech Republic (2), France (2), Spain (1), Sweden (2), the United Kingdom (3)

• Arenig of Argentina (1)

• Marjumian of United States (1: Vermont)

• Cambrian of Germany (1), Mexico (1), Norway (1), the Russian Federation (1), Sweden (1), the United Kingdom (1), United States (2: Idaho)

Total: 41 collections including 44 occurrences

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Specimen images are retrieved through the ePANDDA API.


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