Parvanachis obesa (Adams, 1845)

Costa, Dimitri de Araujo, Dolbeth, Marina, Prata, Jessica, da Silva, Francisco de Assis, da Silva, Geuba Maria Bernardo, de Freitas, Paulo Ragner Silva, Christoffersen, Martin Lindsey, de Lima, Silvio Felipe Barbosa, Massei, Karina & de Lucena, Reinaldo Farias Paiva, 2021, Marine invertebrates associated with rhodoliths / maerl beds from northeast Brazil (State of Paraiba), Biodiversity Data Journal 9, pp. 62736-62736 : 62736

Parvanachis obesa (Adams, 1845)

Materials

Type status: Other material. Occurrence: catalogNumber: CZAP-139; recordedBy: G. da Silva, D. Costa; individualCount: 1; Location: locality: Seixas Beach; verbatimDepth: 1.5 m

Distribution

East Pacific Ocean: Mexico to Colombia and West Atlantic Ocean ( MolluscaBase 2020f).

Distribution in Paraíba: Paraíba River Estuary ( Lima et al. 2017) and Seixas Beach (New record).

Notes

Found on the rhodoliths surface.

Diagnosis

( Muniz 2015): Gastropod with oval-shaped shell, slightly spiral convex sculptures with axial ventricular ribs, ending towards the base. Spiral sculpture found between axial ribs over basal area of shell (Fig. 8 f). Oblique, denticulated opening on the inner surface of the outer lip, straight columella, anal notch present.