Unio is a genus of medium-sized freshwater mussels, aquatic bivalve mollusks in the family Unionidae, the river mussels. They are found throughout Europe...

Unio crassus, the thick shelled river mussel, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels...

Unio mancus is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. Subspecies Unio mancus mancus Lamarck...

Unio may refer to: Unio (bivalve), a genus of freshwater mussels Unio (sternwheeler), a steamboat that operated in Oregon, United States, in 1861, before...

Unio pictorum, the painter's mussel, is a species of medium-sized freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels...

Unio turtoni is a species of medium-sized freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. The species is endemic...

Unio gibbus is a species of bivalve belonging to the family Unionidae. The species is found in the Iberian Peninsula and Morocco. "Unio gibbus". Global...

Unio tumidus, the swollen river mussel, is a species of freshwater mussel, an aquatic bivalve mollusc in the family Unionidae, the river mussels. Subspecies...

Unio ravoisieri is a species of bivalve belonging to the family Unionidae. It is endemic to North Africa, including at least Algeria and Tunisia. It occurs...

Unio tumidiformis is a species of bivalve belonging to the family Unionidae. It is endemic to the southwestern Iberian Peninsula. Existing populations...

Unio cariei was a species of medium-sized freshwater mussel, an aquatic bivalve mollusc in the family Unionidae. This species was endemic to the island...

Unio delphinus is a species of bivalve belonging to the family Unionidae. This species occurs in the Atlantic basins of the Iberian Peninsula and Morocco...

Potamilus is a genus of freshwater mussels, aquatic bivalve mollusks in the family Unionidae, the river mussels. Species within the genus Potamilus include:...

packages, thus the meaning of the genus name, "folded gills". This aquatic bivalve mollusc is somewhat oval in shape and may reach 10 cm (4 inches) in length...

margaritifera) is an endangered species of freshwater mussel, an aquatic bivalve mollusc in the family Margaritiferidae. Although the name "freshwater pearl...

Elliptio ahenea is a species of bivalve in the family Unionidae. It is endemic to the United States. Bogan, A.E. (1996). "Elliptio ahenea". IUCN Red List...

Margaritifera auricularia is a species of European freshwater mussel, an aquatic bivalve mollusk in the family Margaritiferidae, the freshwater pearl mussels. Formerly...

heelsplitter (Lasmigona decorata) is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae. It is named the "Carolina heelsplitter"...

Valtos Sandstone Formation, noted for an abundance of Neomiodon and Unio bivalves and an absence of oysters until bed 7 - the base of the Duntulm Formation...

aucklandica was first described by John Edward Gray in 1843 and given the name Unio aucklandicus. It was described again by American malacologist Charles Torrey...

the finelined pocketbook, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. This species is endemic...

tampicoensis (also known as the Tampico pearly mussel) is a freshwater bivalve mollusc belonging to the family Unionidae. It is indigenous to the rivers...

of freshwater mussel endemic to New Zealand. E. menziesii is an aquatic bivalve mollusc in the family Unionidae, the river mussels. They were an important...

or orange-nacre mucket, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. This species is endemic...

Paul D. (1995). "An extraordinary reproductive strategy in freshwater bivalves: prey mimicry to facilitate larval dispersal". Freshwater Biology. 34 (3):...

velevruba tupého (Unio crassus). [A contribution to the knowledge of aquatic molluscs of the Bystřice SCI focused on the population of Unio crassus]" (PDF)...

polymorpha). Lampsilis higginsii is a federally listed endangered species. This bivalve mollusc is in the family Unionidae, the river mussels. It is oval in shape...

the fragile papershell, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. P. fragilis is one...

the Unionidae family, native to Canada and the United States. It is a bivalve member of the phylum Mollusca. Not only is it found in Canada and the United...

common name the threeridge, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. "Amblema plicata"....