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Leptoptygma laetus

Gastropoda - Murchisoniina - Soleniscidae

Taxonomy
Leptoptygma laetus was named by Pan and Erwin (2002) [resembles L. virgatum and L. golconda]. Its type specimen is USNM 127685, a shell, and it is not a trace fossil. Its type locality is Matan M40, Heshan, which is in a Changhsingian carbonate limestone in the Heshan Formation of China.

Sister species lacking formal opinion data

Synonymy list
YearName and author
2002Leptoptygma laetus Pan and Erwin pp. 29 - 30 figs. 16.1 - 16.2

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
subclassOrthogastropoda
orderMurchisoniina
superfamilyLoxonematoidea(Koken 1889)
familySoleniscidae
genusLeptoptygma
specieslaetus

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.

Leptoptygma laetus Pan and Erwin 2002
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Diagnosis
No diagnoses are available
Measurements
partNmean
shell height11.28

Composition: aragonitef
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: carnivoref
Vision: limitedo
Created: 2004-08-16 10:05:44
Modified: 2004-08-16 12:05:44
Source: f = family, o = order
References: Bambach et al. 2007, Wagner 2023

Age range: Changhsingian or 254.17000 to 252.17000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Changhsingian254.17 - 252.17China (Guangxi) Leptoptygma laetus (type locality: 56895)