Pinna rudis, Print, Pinna rudis, the rough pen shell or spiny fan-mussel, is a species of bivalve mollusc in the family Pinnidae. It is the type species of the genus Pinna. Knowledge about this is sparse, with an absence of specific studies and literature

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Pinna rudis, Print, Pinna rudis, the rough pen shell or spiny fan-mussel, is a species of bivalve mollusc in the family Pinnidae. It is the type species of the genus Pinna. Knowledge about this is sparse, with an absence of specific studies and literature.

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Keywords: absence, bivalve, family, fan-mussel, genus, knowledge, literature, mollusc, pen, pinna, pinnidae, print, rough, rudis, shell, sparse, species, specific, spiny, studies, type