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Bizarrus abnormalis

Gastropoda - Aporrhaidae

Taxonomy
Pugnellus abnormalis was named by Wade (1926). It is a 3D body fossil. Its type locality is Dave Weeks place, Coon Creek, which is in a Campanian coastal sandstone in the Ripley Formation of Tennessee.

It was recombined as Pugnellus (Gymnarus) abnormalis by Sohl (1960); it was recombined as Gymnarus abnormalis by Dockery (1993); it was recombined as Bizarrus abnormalis by Kiel and Bandel (1999).

Synonymy list
YearName and author
1926Pugnellus abnormalis Wade p. 149 figs. pl. 52, fig. 6-7
1960Pugnellus (Gymnarus) abnormalis Sohl pp. 115-116 figs. pl. 15, fig. 1,6,9,13.
1993Gymnarus abnormalis Dockery p. 67 figs. Plate 12, figures 5-9
1999Bizarrus abnormalis Kiel and Bandel pp. 53 - 54

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
subclassCaenogastropoda(Cox 1959)
RankNameAuthor
—Sorbeoconcha(Ponder and Lindberg 1997)
—Hypsogastropoda(Ponder and Lindberg 1997)
superorderLatrogastropodaRiedel 2000
superfamilyStromboidea(Rafinesque 1815)
familyAporrhaidaeGray 1850
subfamilyPugnellinae(Kiel and Bandel 1999)
genusBizarrusKiel and Bandel 1999
speciesabnormalis(Wade 1926)

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.

†Bizarrus abnormalis Wade 1926
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Diagnosis
ReferenceDiagnosis
D. T. Dockery 1993Large sized Gymnarus with a ventrally keeled, posterior hook on the outer lip and a rounded callus ridge running the length of the left ventral side of the body whorl and spire.
Measurements
No measurements are available
Composition: aragonitec
Locomotion: slow-movingf
Life habit: semi-infaunalf
Diet: detritivoref
Vision: limitedc
Created: 2009-05-20 05:55:58
Modified: 2009-10-09 22:54:17
Source: f = family, c = class
Reference: Kiessling 2004

Age range: base of the Maastrichtian to the top of the Early/Lower Maastrichtian or 72.10000 to 66.00000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian - Middle Campanian83.5 - 70.6USA (Mississippi) Gymnarus abnormalis (7456)
Late/Upper Campanian83.5 - 70.6USA (Tennessee) Pugnellus abnormalis (type locality: 88357)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0USA (Tennessee) Pugnellus abnormalis (7515)
Maastrichtian72.1 - 66.0USA (Tennessee) Gymnarus abnormalis (205445)
Maastrichtian72.1 - 66.0USA (Mississippi) Pugnellus abnormalis (7600)
Early/Lower Maastrichtian70.6 - 66.0USA (Mississippi) Pugnellus abnormalis (4100 7479 7586 7602)