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Sphenosphaera platystoma

Gastropoda - Bellerophontida - Bellerophontidae

Taxonomy
Bellerophon (Bucania) platystoma was named by Meek and Worthen (1868) [Bellerophon (Bucania?) platystoma Meek & Worthen 1868]. It is a 3D body fossil.

It was recombined as Bellerophon platystoma by Ulrich and Scofield (1897); it was recombined as Sphenosphaera platystoma by Knight (1945), Wagner (2023).

Sister species lacking formal opinion data
S. troosti

Synonymy list
YearName and author
1868Bellerophon (Bucania) platystoma Meek and Worthen p. 312 figs. pl. 3 f. 8a-b
1897Bellerophon platystoma Ulrich and Scofield pp. 918 - 919 figs. pl. 64 f. 22-30
1945Sphenosphaera platystoma Knight p. 334
2023Sphenosphaera platystoma Wagner p. 412

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
orderBellerophontidaUlrich and Scofield 1897
suborderBellerophontina
superfamilyBellerophontoidea()
familyBellerophontidae
subfamilyBucanopsinae
genusSphenosphaera
speciesplatystoma()

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.

†Sphenosphaera platystoma Meek and Worthen 1868
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Composition 2: low Mg calciteo
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 10 to < 100g
Environment: marineo
Locomotion: slow-movingf
Life habit: low-level epifaunalf
Diet: detritivoref
Vision: limitedc
Created: 2009-03-04 10:21:32
Modified: 2009-06-05 20:21:39
Source: g = genus, f = family, o = order, c = class
References: Hendy 2009, Kiessling 2004

Age range: base of the Chatfieldian to the top of the Edenian or 453.80000 to 450.20000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Shermanian457.3 - 449.6USA (Illinois, Iowa) Bellerophon platystoma (23659 23664 23667 23668 23670)
Shermanian457.3 - 449.6USA (Minnesota) Bellerophon platystoma (23584)
Chatfieldian453.8 - 451.0USA (Minnesota) Bellerophon platystoma (194137)
Edenian451.0 - 450.2USA (Illinois, Iowa) Bellerophon platystoma (23678)
Edenian451.0 - 450.2USA (Minnesota) Bellerophon platystoma (23588)