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Hormotoma minnesotensis

Gastropoda - Murchisoniina - Hormotomidae

Taxonomy
Lophospira augustina minnesotensis was named by Ulrich and Scofield (1897) [Lophospira augustina var. minnesotensis]. It is not a trace fossil.

It was recombined as Lophospira angustina by Wilson (1951); it was recombined as Lophospira minnesotensis by Sloan (1987); it was recombined as Hormotoma minnesotensis by Wagner (2023).

Sister species lacking formal opinion data
H. kutsingensis

Synonymy list
YearName and author
1897Lophospira augustina minnesotensis Ulrich and Scofield p. 988 figs. pl. 71 f. 3-4
1951Lophospira angustina Wilson p. 34 figs. pl. 3 f. 8
1987Lophospira minnesotensis Sloan
2023Hormotoma minnesotensis Wagner p. S1588

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassOrthogastropoda
orderMurchisoniina
superfamilyMurchisonioidea()
familyHormotomidae
genusHormotoma()
speciesminnesotensis()

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.

†Hormotoma minnesotensis Ulrich and Scofield 1897
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Entire body: yessubg
Adult length: 10 to < 100subg
Adult width: 10 to < 100subg
Adult height: 10 to < 100subg
Folds: nonesubg
Ribbing: minorsubg
Spines: nonesubg
Internal reinforcement: nonesubg
Locomotion: actively mobilesubg
Life habit: epifaunalsubg
Diet: herbivoresubg
Vision: limitedo
Created: 2004-10-20 01:59:43
Modified: 2004-10-20 03:59:43
Source: subg = subgenus, o = order
References: Hendy 2009, Bambach et al. 2007, Aberhan et al. 2004

Age range: base of the Katian to the top of the Cautleyan or 453.00000 to 448.80000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Shermanian457.3 - 449.6USA (Illinois, Iowa) Lophospira angustina (23659 23664 23667 23668 23670)
Shermanian457.3 - 449.6USA (Minnesota) Lophospira angustina (23584)
Chatfieldian453.8 - 451.0Canada (Ontario) Lophospira augustina (26273)
Chatfieldian - Edenian453.8 - 450.2Canada (Nunavut) Lophospira minnesotensis (24116)
Katian453.0 - 445.2Canada (Quebec) Lophospira augustina (185487)
Edenian451.0 - 450.2USA (Minnesota) Lophospira angustina (23588 23597)
Edenian451.0 - 450.2USA (Illinois, Iowa) Lophospira angustina (23678 23679 23680)
Cautleyan449.2 - 448.8Greenland (Washington Land) Lophospira augustina (24162)