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Obsoletirhynchia diducta Buckman 1917 (lamp shell)

Rhynchonellata - Rhynchonellida - Tetrarhynchiidae

PaleoDB taxon number: 301983

Alternative combination: Rhactorhynchia diducta

Synonyms: Rhactorhynchia coriniensis Buckman 1917 (no. 302561), Rhactorhynchia foecunda Buckman 1917 (no. 302562)

Full reference: S. S. Buckman. 1917. The Brachiopoda of the Namyau Beds, Northern Shan States, Burma. Palaeontologia Indica 3(2):1-254

Belongs to Obsoletirhynchia according to X. Shi and R. E. Grant 1993

Sister taxa: Obsoletirhynchia obsoleta, Obsoletirhynchia rostrata

Type specimens:

  • Obsoletirhynchia diducta: Its type locality is Tetbury Road Railway Station, which is in a Bathonian marine horizon in the Forest Marble Formation of the United Kingdom
  • Rhactorhynchia coriniensis:
  • Rhactorhynchia foecunda: Its type locality is Bradford-on-Avon (Tutcher Coll.), which is in a Bathonian carbonate limestone/claystone in the Forest Marble Formation of the United Kingdom.

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): 26.6 x 27.1, shell 22.1 x 22.7