Spixia
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Ordo: Stylommatophora
Familia: Odontostomidae
Name
Spixia Pilsbry & Vanatta, 1898 – Wikispecies link – Pensoft Profile
- Odontostomus (Spixia) Pilsbry and Vanatta in Pilsbry 1898: 57.
Type species
Pupa striata Wagner, 1827, by original designation.
Diagnosis
Shell high-conic to subcylindrical, rimate, moderately solid, height up to ca. 35 mm (study area), groundcolour whitish to corneous, sometimes with reddish streaks, whorls slightly convex, protoconch finely regularly striated, then striae becoming obsolete, teleoconch sometimes with radially riblets, aperture irregularly ovate, with four teeth (parietal lamella short, columellar lamella very oblique, long, entering, basal lamella tubercular, palatal lamella short, triangular), peristome angular above and at base, expanded (modified after Schileyko 1999[1]).
Distribution
Bolivia, Paraguay, Argentina, Uruguay, Brazil.
Habitat
Found under rocks and among roots and basal portions of small shrubs.
Anatomy
Breure and Schouten 1985[2]: Spixia aconjigastana (Döring, 1876) [g, r], Spixia doellojuradoi (Parodiz, 1941) [g, h, m, r], Spixia pyrgula (Hylton Scott, 1952) [g, r]; Spixia striata (Spix in Wagner,1827) [g, r]; Schileyko 1999[1]: Spixia striata (Wagner, 1827) [g, m]; Salas Oroño 2007[3]: Spixia doellojuradoi (Parodiz, 1941) [g, m, r, p], Spixia martensii (Döring, 1874) [g, m, r], Spixia pyriformis (Pilsbry, 1901) [g, m], Spixia tucumanensis (Parodiz, 1941) [g, m]; Salas Oroño 2010[4]: Spixia cuezzae Salas Oroño, 2010 [g, m, r, p].
Phylogenetic data
Breure et al. 2010[5]: Spixia popana (Döring, 1874); Breure and Romero 2012[6]: Spixia pervarians Haas, 1936, Spixia philippii (Döring, 1874), Spixia tucumanensis (Parodiz, 1941).
Taxon Treatment
- Breure, A; Avila, V; 2016: Synopsis of Central Andean Orthalicoid land snails (Gastropoda, Stylommatophora), excluding Bulimulidae ZooKeys, (588): 1-199. doi
Other References
- ↑ 1.0 1.1 Schileyko A (1999) Treatise on Recent terrestrial pulmonate molluscs, 3. Partulidae, Aillyidae, Bulimulidae, Orthalicidae, Megaspiridae, Urocoptidae. Ruthenica, Supplement 2: 263–436.
- ↑ Breure A, Schouten J (1985) Notes on and descriptions of Bulimulidae (Mollusca, Gastropoda), III. Zoologische Verhandelingen Leiden 216: 1–98.
- ↑ Salas Oroño E (2007) Taxonomic review of the Spixia pyriformis species complex (Gastropoda: Pulmonata: Odontostominae). Zootaxa 1498: 1–25.
- ↑ Salas Oroño E (2010) A new species of Spixia from Argentina (Gastropoda, Stylommatophora, Odontostominae). Journal of Conchology 40: 305–313.
- ↑ Breure A, Groenenberg D, Schilthuizen M (2010) New insights in the phylogenetic relations within the Orthalicoidea (Mollusca: Gastropoda), based on 28S sequence data. Basteria 74: 25–31.
- ↑ Breure A, Romero P (2012) Support and surprises: molecular phylogeny of the land snail superfamily Orthalicoidea using three-locus gene analysis with a divergence time analysis and ancestral area reconstruction. Archiv für Molluskenkunde 141: 1–20. doi: 10.1127/arch.moll/1869-0963/141/001-020
