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Yukonensis
Classification
Phylum:
Porifera
Class:
Archaeocyatha
Order:
Capsulocyathida
Suborder:
Capsulocyathina
Family:
Fransuasaecyathidae
Formal Genus Name and Reference:
Yukonensis ÖZDIKMEN, 2009, p. 216
Type Species:
Acanthopyrgus yukonensis Handfield, 1967, p. 209, OD, holotype, HANDFIELD, 1967, pl. 23, 1, 4, GSC 21059, Ottawa
Images
(Click to enlarge in a new window)
Fig. 606, 4 a-c *Y. yukonensis (HanDField); a–b, Adams Argillite, Botoman, Tatonduk River, Alaska, United States; a, transverse section, locality USGS 5156-CO (A1), collection not located, X6 (Debrenne, Zhuravlev, & Kruse, 2002); b, transverse section, locality USGS 5156-CO (A4), collection not located, X10 (Nitecki & Debrenne, 1979); c, Sekwi Formation, Botoman, Mackenzie Mountains, Yukon Territory, Canada, holotype, GSC 21059, longitudinal section, X4.5 (Debrenne, Zhuravlev, & Kruse, 2012b).
Synonyms
Geographic Distribution
Canada, United States
Age Range
Beginning Stage in Treatise Usage:
lower Cambrian (Botomian 1)
Beginning International Stage:
Cambrian Stage 3
Fraction Up In Beginning Stage:
75
Beginning Date:
516.13
Ending Stage in Treatise Usage:
lower Cambrian (Botomian 1)
Ending International Stage:
Cambrian Stage 3
Fraction Up In Ending Stage:
90
Ending Date:
515.15
Description
Cup multichambered with a tabula of rods linked by synapticulae and an external thorny corolla at each chamber junction, outer wall with simple tumuli, inner wall with simple pores.
References
Özdikmen, Hüseyin. 2009. Substitute names for eight sponge genus group names (Porifera). Munis Entomology & Zoology 4:212-218.
Museum or Author Information
Classification
Phylum:
Porifera
Class:
Archaeocyatha
Order:
Capsulocyathida
Suborder:
Capsulocyathina
Family:
Fransuasaecyathidae
Formal Genus Name and Reference:
Yukonensis ÖZDIKMEN, 2009, p. 216
Type Species:
Acanthopyrgus yukonensis Handfield, 1967, p. 209, OD, holotype, HANDFIELD, 1967, pl. 23, 1, 4, GSC 21059, Ottawa
Images
(Click to enlarge in a new window)
Fig. 606, 4 a-c *Y. yukonensis (HanDField); a–b, Adams Argillite, Botoman, Tatonduk River, Alaska, United States; a, transverse section, locality USGS 5156-CO (A1), collection not located, X6 (Debrenne, Zhuravlev, & Kruse, 2002); b, transverse section, locality USGS 5156-CO (A4), collection not located, X10 (Nitecki & Debrenne, 1979); c, Sekwi Formation, Botoman, Mackenzie Mountains, Yukon Territory, Canada, holotype, GSC 21059, longitudinal section, X4.5 (Debrenne, Zhuravlev, & Kruse, 2012b).
Synonyms
Geographic Distribution
Canada, United States
Age Range
Beginning Stage in Treatise Usage:
lower Cambrian (Botomian 1)
Beginning International Stage:
Cambrian Stage 3
Fraction Up In Beginning Stage:
75
Beginning Date:
516.13
Ending Stage in Treatise Usage:
lower Cambrian (Botomian 1)
Ending International Stage:
Cambrian Stage 3
Fraction Up In Ending Stage:
90
Ending Date:
515.15
Description
Cup multichambered with a tabula of rods linked by synapticulae and an external thorny corolla at each chamber junction, outer wall with simple tumuli, inner wall with simple pores.
References
Özdikmen, Hüseyin. 2009. Substitute names for eight sponge genus group names (Porifera). Munis Entomology & Zoology 4:212-218.