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Ilyanassa scalaspira

Gastropoda - Neogastropoda - Nassariidae

Taxonomy
Ptychosalpinx scalaspira was named by Conrad (1868) [DISTRIBUTION: Early-Late Pliocene; Virginia-Florida.]. It is not a trace fossil.

It was recombined as Nassa scalaspira by Dall (1892); it was recombined as Nassarius scalaspira by Ward and Blackwelder (1987); it was recombined as Ilyanassa scalaspira by Gardner (1943) and Hendy et al. (2008).

Sister species lacking formal opinion data
I. porcina

Synonymy list
YearName and author
1868Ptychosalpinx scalaspira Conrad p. 263 figs. Plate 19, Fig. 4
1892Nassa scalaspira Dall p. 240
1943Ilyanassa scalaspira Gardner p. 247
1987Nassarius scalaspira Ward and Blackwelder p. 176 figs. Plate 41, Fig. 8
2008Ilyanassa scalaspira 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
speciesscalaspira(Conrad 1868)

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.

†Ilyanassa scalaspira Conrad 1868
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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, Hendy et al. 2009, Kiessling 2004

Age range: base of the Late/Upper Pliocene to the top of the Early/Lower Pleistocene or 3.60000 to 0.78100 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Pliocene3.6 - 2.588USA (North Carolina) Ilyanassa scalaspira (59307 59309 59310)
Late/Upper Pliocene3.6 - 2.588USA (Florida) Ilyanassa scalaspira (79960)
Early/Lower Pleistocene2.588 - 0.781USA (North Carolina) Ilyanassa scalaspira (59316 59318 80033)
Pleistocene2.588 - 0.0117USA (North Carolina) Ilyanassa scalaspira (59313)