Rhynchonellata - Orthida - Hesperorthidae
Parent taxon: Hesperorthidae according to M. Rubel 2011
See also Bassett and Cocks 1974, Jin and Chatterton 1997, Mitchell 1977, Potter 1990, Rõõmusoks 1964, Williams et al. 2000, Wright 1964 and Wright 1982
Sister taxa: Barbarorthis, Dolerorthis, Flabellitesia, Hesperorthis, Lordorthis, Paradolerorthis, Schizonema
Subtaxa: Ptychopleurella aleksandrovae Ptychopleurella angulaticostata Ptychopleurella arthuri Ptychopleurella bouchardi Ptychopleurella decretoria Ptychopleurella emarginata Ptychopleurella erecta Ptychopleurella kleinhamplei Ptychopleurella lamellosa Ptychopleurella lapworthi Ptychopleurella lenzi Ptychopleurella mediocostata Ptychopleurella multicostata Ptychopleurella oklahomensis Ptychopleurella pirguensis Ptychopleurella porcia Ptychopleurella rectangulata Ptychopleurella separata Ptychopleurella sulcata Ptychopleurella transversa Ptychopleurella twenhofeli Ptychopleurella uniplicata
Type: Orthis bouchardi
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Australia (1 collection), Canada (1: Yukon), the Czech Republic (2), United States (2: Nevada)
• Whitwellian of Canada (3: Northwest Territories)
• Jaani of Estonia (4)
• Silurian of Canada (10: Northwest Territories, Nunavut, Quebec, Yukon Territory), Estonia (10), Lithuania (4), Sweden (17), the United Kingdom (4), United States (31: Alabama, Indiana, Iowa, Missouri, Nevada, Oklahoma, Tennessee, Wisconsin), Venezuela (1)
• Chazyan of Canada (6: Quebec), United States (3: Tennessee)
• Whiterockian of United States (3: Nevada, Oklahoma)
• Ordovician of Australia (14), Belgium (2), Canada (9: Quebec, Québec), China (4), Estonia (4), France (1), Ireland (1), Kazakhstan (1), Portugal (1), the Russian Federation (5), Spain (1), Sweden (2), the United Kingdom (12), United States (43: Alaska, California, Tennessee, Virginia), Venezuela (1)
Total: 203 collections including 218 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.