Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Rissoina (Apataxia)

Gastropoda - Rissoidae

Taxonomy
Apataxia was named by Laseron (1956) [Sepkoski's age data: T Mi R Sepkoski's reference number: 650]. It is extant.

It was reranked as Rissoina (Apataxia) by Ponder (1984).

It was assigned to Rissoina by Ponder (1984); and to Neotaenioglossa by Sepkoski (2002).

Synonymy list
YearName and author
1956Apataxia Laseron p. 401
1984Rissoina (Apataxia) Ponder p. 84
2002Apataxia Sepkoski

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
subclassCaenogastropoda(Cox 1959)
Sorbeoconcha(Ponder and Lindberg 1997)
Hypsogastropoda(Ponder and Lindberg 1997)
superfamilyRissooideaGray 1847
familyRissoidaeGray 1847
genusRissoinad'Orbigny 1840
subgenusApataxia(Laseron 1956)

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.

Subg. Rissoina (Apataxia) Laseron 1956
show all | hide all
Diagnosis
ReferenceDiagnosis
W. F. Ponder 1984Shell: of small size, narrower than most Rissoina species. Sculpture of axial ribs crossed by weaker spiral cords. Aperture small, with a few weak ridges inside outer lip (Fig. 55). Protoconch typically conical, sculptured with raised chevron-shaped markings and granules in spiral series; apical whorl smooth; last whorl weakly keeled (Fig. 1320). Some species with apparently smooth, dome-shaped protoconch.
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: grazerf
Vision: limitedc
Created: 2009-09-10 07:55:20
Modified: 2009-09-10 09:55:20
Source: f = family, c = class
References: Kiessling 2004, Hendy et al. 2009
Collections
No collection or age range data are available