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Ilyanassa obsoleta

Gastropoda - Neogastropoda - Nassariidae

Taxonomy
Nassa obsoleta was named by Say (1822) [DISTRIBUTION: Late Pliocene-Recent; Massachusetts-Florida. TYPE: Holotype missing (ANSP).]. It is extant.

It was recombined as Buccinum obsoletum by Holmes (1858) and Holmes (1859); it was recombined as Nassa (Ilyanassa) obsoleta by Dall (1889); it was recombined as Nassarius (Ilyanassa) obsoletus by Abbott (1954), Spencer and Campbell (1987); it was recombined as Nassarius obsoletus by Richards (1962); it was recombined as Ilyanassa obsoleta by Dall (1890), Dall (1892), Clark (1906), Gardner (1943), Gardner (1948), Hendy et al. (2008).

Synonymy list
YearName and author
1822Nassa obsoleta Say p. 232
1858Buccinum obsoletum Holmes p. 71
1859Buccinum obsoletum Holmes p. 72
1889Nassa (Ilyanassa) obsoleta Dall p. 116 fig. 1:9
1890Ilyanassa obsoleta Dall p. 239
1892Ilyanassa obsoleta Dall p. 239
1906Ilyanassa obsoleta Clark pp. 181-182 fig. 49:3,4
1943Ilyanassa obsoleta Gardner p. 245
1948Ilyanassa obsoleta Gardner p. 245
1954Nassarius (Ilyanassa) obsoletus Abbott p. 240
1962Nassarius obsoletus Richards p. 81
1987Nassarius (Ilyanassa) obsoletus Spencer and Campbell p. 67
2008Ilyanassa obsoleta Hendy et al.

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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
orderNeogastropodaThiele 1929
superfamilyBuccinoidea(Rafinesque 1815)
familyNassariidaeIredale 1916
genusIlyanassaStimpson 1865
speciesobsoleta(Say 1822)

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
Entire body: yesg
Adult width: 10 to < 100g
Adult height: 1.0 to < 10g
Thickness: thing
Folds: noneg
Ribbing: minorg
Spines: noneg
Internal reinforcement: noneg
Locomotion: slow-movingf
Life habit: low-level epifaunalf
Diet: carnivoref
Vision: limitedc
Created: 2009-03-16 10:09:33
Modified: 2009-03-16 12:43:02
Source: g = genus, f = family, c = class
References: Abbott and Dance 1986, Kiessling 2004, Hendy et al. 2009

Age range: Late/Upper Pleistocene or 0.12900 to 0.01170 Ma

Collections (35 total)


Time interval Ma Country or state Original ID and collection number
Pleistocene2.58 - 0.0117USA (New Jersey) Nassarius obsoletus (66601 66603 66611 66612 66614 66616 66617 66618 66621 66622)
Pleistocene2.58 - 0.0117USA (Virginia) Nassarius obsoletus (7109)
Pleistocene2.58 - 0.0117USA (New York) Nassarius obsoletus (66377 66381)
Pleistocene2.58 - 0.0117USA (South Carolina) Ilyanassa obsoleta (80083)
Pleistocene2.58 - 0.0117USA (Delaware) Nassarius obsoletus (66701 66702 66703)
Late/Upper Pleistocene0.129 - 0.0117USA (Virginia) Ilyanassa obsoleta (69048) Nassarius obsoletus (57706)
Late/Upper Pleistocene0.129 - 0.0117USA (South Carolina) Nassarius obsoletus (66755 66756 66758 66760)
Late/Upper Pleistocene0.129 - 0.0117USA (New York) Ilyanassa obsoleta (61270)
Late/Upper Pleistocene0.129 - 0.0117USA (North Carolina) Nassarius obsoletus (66742 66744 66750 66752 66754)
Late/Upper Pleistocene0.129 - 0.0117USA (Maryland) Nassarius obsoletus (66706 66707 66720)
Late/Upper Pleistocene0.129 - 0.0117USA (Massachusetts) Ilyanassa obsoleta (61267 61268 61269)