Brachidontes exustus (Linnaeus, 1758)

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

Brachidontes exustus (Linnaeus, 1758)

Materials

Type status: Other material. Occurrence: catalogNumber: CZAP-148; recordedBy: G. da Silva, D. Costa; individualCount: 1; Location: locality: Seixas Beach; verbatimDepth: 1.5 m

Distribution

Gulf of Mexico, Celtic Sea and Brazilian coast (State of Paraíba) ( Lima et al. 2017, MolluscaBase 2020c).

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

Notes

Found inside the rhodoliths.

Diagnosis

( Smithsonian-Marine-Station-at-Fort-Pierce 2020): Shell dark-brown colour. Fan-shaped shell with fine divercating radial ribs. The ribbed surface of the shell is most evident at the outer edges. Umbones situated in the anterior end (Fig. 8 c). The interior has purple-brown blotches with one to four small purplish dysodont hinge teeth.