EditorialHolothuria tubulosa, Print, Holothuria tubulosa, the cotton-spinner or tubular sea cucumber, is a species of sea cucumber in the family Holothuriidae. It is the type species of the genus Holothuria and is placed in the subgenus Holothuria, making its f...
EditorialSpongia tubulosa, Print, Spongia lamella in the Mediterranean Sea. Spongia is a genus of marine sponges in the family Spongiidae, originally described by Linnaeus in 1759, containing more than 50 species. Some species, including Spongia officinalis, ar...
EditorialHolothuria tubulosa, Print, Holothuria tubulosa, the cotton-spinner or tubular sea cucumber, is a species of sea cucumber in the family Holothuriidae. It is the type species of the genus Holothuria and is placed in the subgenus Holothuria, making its f...
EditorialSpongia tubulosa, Print, Spongia lamella in the Mediterranean Sea. Spongia is a genus of marine sponges in the family Spongiidae, originally described by Linnaeus in 1759, containing more than 50 species. Some species, including Spongia officinalis, ar...
EditorialViolet churcu, Iochroma cyaneum (Iochroma tubulosa). Handcoloured lithograph from Louis van Houtte and Charles Lemaire's Flowers of the Gardens and Hothouses of Europe, Flore des Serres et des Jardins de l'Europe, Ghent, Belgium, 1845.