Un nouveau genre d’Hydrobiidae (Gastropoda, Prosobranchia) du Paléogène du Bassin de Paris

J.-M. Pacaud

1997

Article

Cossmanniana 4:1-14

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Taxa discussed in this work:

• Bithinia (Nematura)
• Costhyrella
• Costhyrella abnormis
• Hydrobia (Hydrobia) cylindracea

Taxonomy:

• Bithinia (Nematura) belongs to Bithynia - Deshayes (1862)
• Costhyrella belongs to Hydrobiidae - Pacaud (1997)
• Costhyrella abnormis belongs to Costhyrella - Pacaud (1997)
• Costhyrella microscopica belongs to Costhyrella - Pacaud (1997)
• Hydrobia (Hydrobia) cylindracea belongs to Hydrobia (Hydrobia) - Pacaud (1997)