†Heterorthina emacerata Hall 1860 (lamp shell)

Rhynchonellata - Orthida - Heterorthidae

Alternative combinations: Dalmanella emacerata, Eremotrema emacerata, Orthis emacerata

Synonyms: Dalmanella breviculus Foerste 1909, Dalmanella fultonensis Foerste 1912

Belongs to Heterorthina according to J. Jin and D. A. T. Harper 2015

See also Patzkowsky and Holland 1997

Sister taxa: Heterorthina cybele, Heterorthina fairmountensis, Heterorthina kerfornei, Heterorthina macfarlani, Heterorthina praeculta

Type specimens:

  • Heterorthina emacerata: AMNH 37726
  • Dalmanella breviculus:
  • Dalmanella fultonensis:

Ecology: stationary epifaunal suspension feeder

Distribution:

• Ordovician of Canada (3: Ontario collections), United States (8: Illinois, Iowa, Kentucky, Michigan, Minnesota)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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