Hyolitha - Hyolithida - Hyolithidae
Alternative spellings: Hyolithis, Hyolithus
Synonym: Theca Morris 1845
Full reference: E. d'Eichwald. 1840. Ueber das silurische Schichtensystem in Esthland. Aus dem ersten and zweiten Hefte der Zeithschrift für Natur und Heilkunde der medizinischen Akademi zu St. Petersburg besonders abgedruckt 1-210
Parent taxon: Hyolithidae according to J. M. Malinky 2006
See also Fisher 1962, Henningsmoen 1952, Landing and Bartowski 1996, Mason 1935, Sepkoski 2002 and Yochelson and Saunders 1967
Sister taxa: Elegantilites, Hallotheca, Haplophrentis, Helenia, Korilithes, Nevadotheca, Novakotheca, Sololites, Yalarrnga
Subtaxa: Hyolithes (Pharetrella) Hyolithes aclis Hyolithes acutus Hyolithes aliger Hyolithes americanus Hyolithes amosi Hyolithes aplatus Hyolithes asteroideus Hyolithes cariniferus Hyolithes columbanus Hyolithes conularioides Hyolithes daphnis Hyolithes delia Hyolithes dorbignyi Hyolithes endoi Hyolithes exilis Hyolithes fuchouensis Hyolithes gibbosus Hyolithes girvanensis Hyolithes hathewayi Hyolithes immemor Hyolithes kuantungensis Hyolithes mantouensis Hyolithes minutissimus Hyolithes multicinctus Hyolithes multipunctatus Hyolithes obesus Hyolithes ornatellus Hyolithes paishanensis Hyolithes penkillensis Hyolithes primordialis Hyolithes sondai Hyolithes sonora Hyolithes tenuis Hyolithes vanuxemi Hyolithes wanneri Hyolithus (Hyolithus) Hyolithus mimicus Hyolithus pallidus Theca richteri
Ecology: facultatively mobile epifaunal suspension feeder
Distribution:
• Permian of Australia (1 collection), Madagascar (1)
• Carboniferous of Argentina (4), Australia (2), United States (4: California, Indiana, Virginia)
• Devonian of Australia (7), Brazil (8), Canada (1: Quebec), Ghana (1), Morocco (1), South Africa (6), Spain (1), United States (18: Illinois, New York, Pennsylvania)
• Silurian of Australia (5), Canada (2: Nova Scotia), Paraguay (1), Poland (1), the United Kingdom (19), United States (1: Tennessee)
• Dobrotivian of the Czech Republic (1), France (1)
• Whiterockian of United States (1: Nevada)
• Klabava of the Czech Republic (1)
• Arenig of Canada (1: Yukon)
• Ordovician of Canada (2: Nunavut, Ontario), China (1), the Czech Republic (6), Sweden (11), the United Kingdom (9), United States (7: Iowa, Kentucky, Missouri, Ohio, Pennsylvania)
• Tremadoc of Argentina (2), the United Kingdom (1), United States (1: New York)
• Cressagian of the United Kingdom (2)
• Amgan of the Czech Republic (2), Norway (1)
• Solvan of Argentina (1), Sweden (1)
• Delamaran of Canada (2: British Columbia), Mexico (1), United States (5: California, Idaho, Utah, Vermont)
• Ordian of Australia (1)
• Cambrian of Antarctica (1), Argentina (2), Australia (21), Canada (26: British Columbia, New Brunswick, Newfoundland, Northwest Territories, Nova Scotia, Nunavut, Quebec), China (3), the Czech Republic (1), Denmark (1), Mexico (2), Norway (4), Svalbard and Jan Mayen (1), Sweden (5), the United Kingdom (6), United States (59: Arizona, California, Idaho, Idaho/ Utah, Indiana, Maryland, Massachusetts, Montana, Nevada, New York, Pennsylvania, South Dakota, Utah, Vermont, Wisconsin, Wyoming, Wyoming-Montana)
• Caerfai of Canada (1: Nunavut), United States (1: New York)
Total: 279 collections including 326 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.