Rhynchonellata - Spiriferida - Ambocoeliidae

Full reference: J. B. Waterhouse. 1967. A new species of Attenuatella (Brachiopoda) from Permian beds near Drake, New South Wales. Records of the Australian Museum 27:167-173

Belongs to Attenuatella according to J. B. Waterhouse 1987

Sister taxa: Attenuatella altilis, Attenuatella attenuata, Attenuatella bandoi, Attenuatella bisulcata, Attenuatella incurvata, Attenuatella mengi, Attenuatella mepailensis, Attenuatella omolonensis, Attenuatella paraincurvata, Attenuatella piyasini, Attenuatella stringocephaloides, Attenuatella taimyrica, Attenuatella texana, Attenuatella xiujumqinqiensis

Type specimen: AMF 42104, a valve (Ventral valve). Its type locality is Crooked Creek, between Drake and Sandy Hill, which is in a Capitanian marine mudstone in the Gilgurry Formation of Australia.

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 3.70 x 5.16, valve 4.89 x 4.55