Costatumulus irwinensis Archbold 1983 (lamp shell)

Strophomenata - Productida - Monticuliferidae

Alternative combination: Cancrinella irwinensis

Full reference: N. W. Archbold. 1983. Studies on Western Australian Permian brachiopods 3. The Family Linoproductidae Stehli 1954. Proceedings of the Royal Society of Victoria 95(4):237-254

Belongs to Costatumulus according to W. Z. Li et al. 2012

See also Angiolini 1995, Archbold 1983 and Archbold 1990

Sister taxa: Costatumulus altissima, Costatumulus amosi, Costatumulus bolchovitinovae, Costatumulus caparayensis, Costatumulus capillatus, Costatumulus circularis, Costatumulus crassicostatina, Costatumulus distortus, Costatumulus dongpanensis, Costatumulus expansa, Costatumulus farleyensis, Costatumulus fragosa, Costatumulus germanicus, Costatumulus halli, Costatumulus meritus, Costatumulus minor, Costatumulus occidentalis, Costatumulus papilionata, Costatumulus polliciformis, Costatumulus prolongata, Costatumulus sahnii, Costatumulus shengmiensis, Costatumulus sidorkini, Costatumulus tazawai, Costatumulus tumidus, Costatumulus villiersi, Costatumulus yanagidae

Type specimen: CPC 19915A, a valve (Ventral valve, internal mould). Its type locality is BMR IR20, Carynginia Gully, Irwin River Area, which is in a Sakmarian coastal siliciclastic in the Fossil Cliff Formation of Australia.

Ecology: stationary low-level epifaunal suspension feeder

Distribution:

• Permian of Australia (20 collections), Pakistan (1), Tajikistan (3)

Total: 24 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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