Hyolitha - Orthothecida - Gracilithecidae
Full reference: V. A. Sysoev. 1968. Stratigrafiâ i hiolity drevnejših sloev nižnego kembriâ Sibirskoj platformy. Âkutskij filial’ Sibirskogo otdeleniâ Instituta Geologii AN SSSR, Âkutsk 1-67
Parent taxon: Gracilithecidae according to A. Kouchinsky et al. 2011
See also Sepkoski 2002 and Sysoev 1972
Sister taxa: none
Subtaxa: Gracilitheca bayonet Gracilitheca mirabilis Gracilitheca ternata Gracilitheca triangularis
Type: Gracilitheca ternata
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cambrian of Canada (4: Nova Scotia collections), Greenland (3), United States (3: Massachusetts)
• Solvan of Morocco (1)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.