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Odostomia (Besla) rotundomontana

Gastropoda - Heterostropha - Pyramidellidae

Taxonomy
Chrysallida rotundomontana was named by Keen (1943). Its type specimen is LSJU 7531 and is a 3D body fossil. Its type locality is LSJU loc. 2121 [Round Mountain Silt], which is in a Langhian marine siltstone in the Round Mountain Formation of California.

It was recombined as Odostomia (Besla) rotundomontana by Addicott (1970).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1943Chrysallida rotundomontana Keen pp. 43-44 figs. pl.· 4,· fig. 28
1970Odostomia (Besla) rotundomontana Addicott p. 143 figs. Plate 21, figures 29-31

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
orderHeterostropha()
RankNameAuthor
infraclassEuthyneura(Spengel 1881)
TectipleuraSchrödl et al. 2011
PanpulmonataJörger et al. 2010
superorderPylopulmonataTeasdale 2017
superfamilyPyramidelloidea(Gray 1840)
familyPyramidellidaeGray 1840
genusOdostomiaDall and Bartsch 1904
subgenusBesla
speciesrotundomontana()

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: carnivoref
Vision: limitedc
Created: 2009-09-10 07:35:11
Modified: 2009-09-10 09:35:11
Source: f = family, c = class
References: Kiessling 2004, Hendy et al. 2009

Age range: Langhian or 15.98000 to 13.82000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Langhian15.98 - 13.82USA (California) Chrysallida rotundomontana (type locality: 206393)