Allatheca Rozanov et al. 1969

Hyolitha - Orthothecida - Allathecidae

Full reference: A. Y. Rozanov, V. V. Missarzhevsky, N. A. Volkova, L. G. Voronova, I. N. Krylov, B.M. Keller, I. K. Korolyuk, K. Lendzion, R. Mikhnyar, N. G. Pykhova, and A. D. Sidorov. 1969. Tommotskiu jarus i problema nizhney granisty kembriya [The Tommotian Stage and the Cambrian lower Boundary problem]. Trudy Geoligske Institut Leningrad 206:1-379

Parent taxon: Allathecidae according to A. Y. Rozanov et al. 1969

See also Sepkoski 2002

Sister taxa: Antiquatheca, Doliutus, Exilitheca, Majatheca

Subtaxa: Allatheca concinna Allatheca corrugata Allatheca degeeri Allatheca minor Allatheca nanjiangensis

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Type: Allatheca corrugata

Ecology: stationary epifaunal suspension feeder

Distribution:

• Cambrian of Canada (11: Newfoundland and Labrador, Nova Scotia collections), China (7), India (1), Kazakhstan (1), the Russian Federation (29), the United Kingdom (1), United States (6: Massachusetts)

Total: 56 collections each including a single occurrence

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