Bivalvia - Pectinida - Heteropectinidae

Full reference: J. B. Waterhouse. 1982. Permian Pectinacea and Limacea (Bivalvia) from New Zealand. New Zealand Geological Survey Paleontological Bulletin 49:1-75

Belongs to Etheripecten according to J. B. Waterhouse 1983

Sister taxa: Etheripecten alatus, Etheripecten brevauriculatus, Etheripecten chandleri, Etheripecten dawsonensis, Etheripecten fasciculicostatus, Etheripecten haydeni, Etheripecten hiemalis, Etheripecten keyserlingiformis, Etheripecten latus, Etheripecten leniusculus, Etheripecten mutabilis, Etheripecten petulantus, Etheripecten plicatus, Etheripecten sichuanensis, Etheripecten striatura, Etheripecten subquinquelineatus, Etheripecten tenuicollis, Etheripecten tianjungensis, Etheripecten trichotomus, Etheripecten wilczeki

Type specimen: NZGS TM3546. Its type locality is GS6071, Letham Burn (D44/f9622), which is in a Capitanian marine horizon in the Mangarewa Formation of New Zealand.

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): valve length 37.9