• Thumbnail for Parvaspina
    Parvaspina is a genus of freshwater mussels, aquatic bivalve mollusks in the family Unionidae. It contains only two critically endangered species, both...
    2 KB (148 words) - 23:49, 5 January 2024
  • Thumbnail for James River spinymussel
    The James River spinymussel (Parvaspina collina), also known as the Virginia spinymussel, is a species of freshwater mussel in the family Unionidae, the...
    3 KB (249 words) - 14:08, 17 February 2024
  • Thumbnail for Tar River spinymussel
    The Tar River spiny mussel or Tar River spinymussel (Parvaspina steinstansana) is a species of freshwater mussel in the family Unionidae, the river mussels...
    14 KB (1,596 words) - 19:56, 21 March 2024
  • Thumbnail for Paratrygon
    Paratrygon orinocensis Loboda, Lasso, Rosa & De Carvalho, 2021 Paratrygon parvaspina Loboda, Lasso, Rosa & De Carvalho, 2021 Froese, Rainer and Pauly, Daniel...
    2 KB (105 words) - 09:48, 28 May 2024
  • Thumbnail for Potamotrygonidae
    Paratrygon orinocensis Loboda, Lasso, Rosa & De Carvalho, 2021 Paratrygon parvaspina Loboda, Lasso, Rosa & De Carvalho, 2021 Genus Plesiotrygon Rosa, Castello...
    41 KB (4,138 words) - 10:10, 16 August 2024
  • Thumbnail for Unionidae
    Genus Pleurobema Genus Fusconaia Genus Plethobasus Genus Pleuronaia Genus Parvaspina Genus Elliptoideus Genus Eurynia Genus Hemistena Tribe Popenaiadini Genus...
    20 KB (1,848 words) - 10:02, 15 August 2024
  • Paratrygon orinocensis Loboda, Lasso, Rosa & De Carvalho, 2021 Paratrygon parvaspina Loboda, Lasso, Rosa & De Carvalho, 2021 Genus Plesiotrygon: Antenna rays...
    141 KB (10,098 words) - 15:53, 16 July 2023
  • Thumbnail for Ambleminae
    Fusconaia C. T. Simpson, 1900 Genus Hemistena Rafinesque, 1820 Genus Parvaspina Perkins, N. A. Johnson & Gangloff, 2017 Genus Plethobasus C. T. Simpson...
    7 KB (573 words) - 08:04, 17 May 2024