Gregariella
Shell of Gregariella vignoni (syntype at MNHN, Paris)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Mytilida
Family:	Mytilidae
Genus:	Gregariella Monterosato, 1884
Synonyms
Botulina Dall, 1889 Musculus (Gregariella) Monterosato, 1884 Musculus (Propetilus) Iredale, 1937 Propetilus Iredale, 1937 Tibialectus Iredale, 1939 Trichomusculus Iredale, 1924 (junior synonym) &type_species= Modiolus sulcatus Risso, 1826

Gregariella is a genus of mussels in the family Mytilidae.^[1][2]

Selected species

• Gregariella australis (E. von Martens, 1879)
• Gregariella bakeri (Dall, Bartsch & Rehder, 1938)
• Gregariella barbata (Reeve, 1858)
• Gregariella chenui (Récluz, 1842)
• Gregariella coarctata (Carpenter, 1857)
• Gregariella coralliophaga (Gmelin, 1791) — artist's mussel
• Gregariella denticulata (Dall, 1871)
• Gregariella difficilis (Deshayes, 1863)
• Gregariella ehrenbergi (Issel, 1869)
• Gregariella fischeri (E. A. Smith, 1885)
• Gregariella multistriata (E. A. Smith, 1872)
• Gregariella nubilis (Iredale, 1937)
• Gregariella obermulleri (Fischer-Piette & Nicklès, 1946)
• Gregariella petagnae (Scacchi, 1832)
• Gregariella semigranata (Reeve, 1858)
• Gregariella splendida (Reeve, 1858)
• Gregariella vignoni (Petit de la Saussaye, 1862)