Hyolitha - Orthothecida - Circothecidae

Synonym: Conotheca laurentiensis Landing and Bartowski 1996

Full reference: S. Bengtson, S. Conway Morris, B. J. Cooper, P. A. Jell, and B. N. Runnegar. 1990. Early Cambrian fossils from South Australia. Association of Australasian Palaeontologists 9:1-364

Belongs to Conotheca according to J. M. Malinky and C.B. Skovsted 2004

Sister taxa: Conotheca brevica, Conotheca circumflexa, Conotheca corniformis, Conotheca curta, Conotheca dahaiensis, Conotheca ningqiangensis, Conotheca rotunda, Conotheca shennongjiaensis, Conotheca subcurvata

Ecology: stationary epifaunal suspension feeder