Tetrastemma

Genus recognized by South Georgia and the South Sandwich Islands, United Kingdom Species List, South Atlantic Species List, Southern Ocean Species List, North Pacific Species List, South Pacific Species List, North Atlantic Species List, North Sea Species List, Celtic Sea Species List, Irish Sea Species List, Skagerrak Species List, English Channel Species List, Bristol Channel Species List, Balearic Sea Species List, Beaufort Sea Species List, Mozambique Channel Species List, Great Australian Bight Species List, Yellow Sea Species List, Sea of Japan Species List, South China Sea Species List, Sweden Species List, Vietnam Species List, Territory of the French Southern and Antarctic, Isle of Man Species List, Italy Species List, Mexico Species List, Falkland Islands Species List, France Species List, Germany Species List, Chile Species List, Bass Strait Species List, Australia Species List, Norway Species List, Barcode of Life Data Systems, Canada Species List, China Species List, and Japan Species List

Recognized by Arctic Register of Marine Species, NMNH Invertebrate Zoology, Harvard Museum of Comparative Zoology DwCA, and Harvard Museum of Comparative Zoology DwCA

Genus recognized by GBIF classification

Recognized by OBIS environmental data records

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification