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 the trunks of the tropical tree "Dicymbe corymbosa" (subfamily Caesalpinioideae), associated with ectomycorrhizas within humic accumulations. It is rarely found fruiting on the ground on heavily decayed, root-penetrated wood. Rolf Singer suggested that the fungus was not mycorrhizal, noting that as well as occurring under or on the bases of both pine and oaks, it occurred in scanty humus and debris accumulated on rock walls. Singer concluded that the species prefers to grow on hard surfaces. Harry D. Thiers, in his study of the bolete flora of Texas, wrote that "B. ananas" was a rare species that often fruited abundantly