Thelenota ananas Thelenota ananas Thelenota ananas, also known as pineapple sea cucumber, oloturia ananas, tripang, prickly skin cucumber, pointed teat sea cucumber, armoured sea cucumber, giant sea cucumber, sand fish or prickly redfish, is a species of sea cucumber found in tropical Indo-Pacific waters from the Red Sea and East Africa to Hawaii and Polynesia. Its reddish-brown body with large and mostly branched papillae can reach up to in length. This species can be found on clean sandy bottoms of the ocean near large coral heads. It has a distinctive appearance with large pointed teats in groups of two or three all
Boletellus ananas named by Moses Ashley Curtis as "Boletus ananas" in 1848, based on specimens he found near the Santee River, in South Carolina. In 1909, William Murrill described the new genus "Boletellus" and made "Boletellus ananas" the type species. According to Murrill, the taxon "Boletus isabellinus", described by Charles Horton Peck in 1897 from specimens collected in Ocean Springs, Mississippi, is a synonym of "B. ananas"; Peck described this species from undeveloped specimens. Wally Snell later doubted Murrill's conclusion in a 1933 publication; he considered the differences in the spore structure too great to consider the species conspecific with "B. ananas",