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Archaeocyatha - Ajacicyathida - Ethmophyllidae

Stephenicyathus was named by Voronova et al. (1987) [Sepkoski's age data: Cm Boto-l].

It was assigned to Ajacicyathida by Voronova et al. (1987) and Sepkoski (2002); and to Ethmophyllidae by Debrenne et al. (2015).

Species lacking formal opinion data

Synonymy list
YearName and author
1987Stephenicyathus Voronova et al.
2002Stephanicyathus Sepkoski
2015Stephenicyathus Debrenne et al. p. 990

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phylumPoriferaGrant 1836
classArchaeocyatha(Vologdin 1937)
superfamilyEthmophylloideaOkulitch 1937
familyEthmophyllidaeOkulitch 1937

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Stephenicyathus Voronova et al. 1987
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No diagnoses are available
No measurements are available
Locomotion: stationaryp
Attached: yesp
Life habit: intermediate-level epifaunalp
Diet: suspension feederp
Vision: blindp
Created: 2009-05-09 19:07:07
Modified: 2009-10-06 09:36:25
Source: p = phylum
References: Bambach et al. 2007, Kiessling 2004

Age range: Botomian or 516.00000 to 512.90000 Ma

Collections: one only

Time interval Ma Country or state Original ID and collection number
Botomian516.0 - 512.9Canada (Northwest Territories) S. rowlandi (80957)