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Orthonychia ungula

Gastropoda - Cyrtoneritida - Orthonychiidae

Taxonomy
Orthonychia ungula was named by Weller (1906). It is a 3D body fossil. Its type locality is Goetz's Lime Quarry, just below Glen Park Station, which is in a Kinderhookian carbonate limestone in the Glen Park Formation of Missouri.

It was corrected as Orthonychia ungula by Girty (1929); it was recombined as Rhabdocantha ungula by Fletcher (1958); it was recombined as Platyceras (Orthonychia) ungula by Yochelson and Saunders (1867) and Yochelson and Saunders (1967).

Synonymy list
YearName and author
1867Platyceras (Orthonychia) ungula Yochelson and Saunders p. 176
1906Orthonychia ungula Weller p. 461 figs. pl. 7 f. 36-37
1929Orthonychia ungula Girty p. 94 figs. pl. 12 f. 21-22
1958Rhabdocantha ungula Fletcher pp. 124 – 125 figs. pl. 7 f. 12; pl. 8 f. 1-3; pl. 9 f. 3-4
1967Platyceras (Orthonychia) ungula Yochelson and Saunders p. 176

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassNeritimorpha
orderCyrtoneritida()
familyOrthonychiidae
genusOrthonychia
speciesungula

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.

Orthonychia ungula Weller 1906
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: "calcite"g
Composition 2: aragoniteg
Locomotion: actively mobilec
Life habit: epifaunalc
Vision: limitedc
Created: 2010-02-04 11:04:31
Modified: 2010-02-04 13:04:31
Source: g = genus, c = class
References: Ohern and Maynard 1913, Kiessling 2004

Age range: base of the Kinderhookian to the top of the Meramecian or 358.90000 to 335.50000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Kinderhookian358.9 - 352.0USA (Missouri) Orthonychia ungula (type locality: 147905)
Meramecian343.0 - 335.5USA (Arkansas) Orthonychia ungula (60041 60042)