Ptychopleurella lamellosa Raymond 1905 (lamp shell)

Rhynchonellata - Orthida - Hesperorthidae

Alternative combination: Orthis lamellose

Full reference: P. E. Raymond. 1905. The fauna of the Chazy Limestone. The American Journal of Science 20:353-382

Belongs to Ptychopleurella according to J. Jin and R. Zhan 2008

See also Bassler 1915, Cooper 1956, Raymond 1905, Raymond 1911 and Twenhofel 1928

Sister taxa: Ptychopleurella aleksandrovae, Ptychopleurella angulaticostata, Ptychopleurella bouchardi, Ptychopleurella decretoria, Ptychopleurella emarginata, Ptychopleurella erecta, Ptychopleurella kleinhamplei, Ptychopleurella lapworthi, Ptychopleurella lenzi, Ptychopleurella mediocostata, Ptychopleurella multicostata, Ptychopleurella oklahomensis, Ptychopleurella pirguensis, Ptychopleurella porcia, Ptychopleurella rectangulata, Ptychopleurella separata, Ptychopleurella transversa, Ptychopleurella twenhofeli, Ptychopleurella uniplicata

Type specimen: YPM10411, a shell

Ecology: stationary epifaunal suspension feeder


• Silurian of Lithuania (4 collections)

• Ordovician of Canada (6: Quebec, Québec)

Total: 10 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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