A bolete is a type of fungal fruiting body characterized by the presence of a pileus that is clearly differentiated from the stipe, with a spongy surface of pores on the underside of the pileus. "Bolete" is also the English common name for fungal species having this kind of morphology.
The chestnut lamprey is a species of lamprey.
The Tacarcuna bat is a species of vesper bat. It is found in Costa Rica, Panama and possibly Colombia.
Hyperolius castaneus is a species of frogs in the family Hyperoliidae. It is found in the highlands of western Burundi, Rwanda, and Uganda as well as eastern Democratic Republic of the Congo. Common names of this species include Ahl's reed frog, brown reed frog, and montane reed frog. The status of the putative subspecies Hyperolius castaneus rhodogaster is unclear, and it may actually be a distinct species. Also Hyperolius constellatus, now a distinct species, was formerly recognized as a subspecies of H. castaneus.
The white-masked antbird is a bird species in the family Thamnophilidae. It is endemic to Peru.
The chestnut-colored woodpecker is a species of bird in the family Picidae. It is found in Belize, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, and Panama.
The brown-winged whistling thrush, also known as the Sumatran whistling thrush or chestnut-winged whistling thrush, is a passerine bird belonging to the whistling thrush genus Myophonus in the family Muscicapidae. It is endemic to the island of Sumatra in Indonesia. In the past, it has often been lumped together with the Javan whistling thrush and Bornean whistling thrush as the "Sunda whistling thrush" but it is now often regarded as a separate species based on differences in plumage and measurements.
Helogenes castaneus is a species of whale catfish endemic to Colombia where it is found in the Guaviare River and Meta River drainages of the upper Orinoco River. This species grows to a length of 4.7 cm.
Phymorhynchus castaneus is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.
Volutopsius castaneus is a species of sea snail, a marine gastropod mollusk in the family Buccinidae, the true whelks.
Volutopsius is a genus of sea snails, marine gastropod mollusks in the family Buccinidae, the true whelks.
Latirus castaneus is a species of sea snail, a marine gastropod mollusk in the family Fasciolariidae, the spindle snails, the tulip snails and their allies.
Cirripectes castaneus, the chestnut eyelash-blenny, is a species of combtooth blenny found in coral reefs in the western Pacific and Indian oceans. This species reaches a length of 12.5 centimetres (4.9 in) TL.
Palystes castaneus is a species of huntsman spider found in South Africa. It is common from Cape Town to Heidelberg, Western Cape, especially in forested areas. In scrub outside forested areas, it is replaced by Palystes superciliosus. It occurs mainly on plants, where it hunts insects. It has a body length of 17–22 mm. P. castaneus is the type species for the genus Palystes, and was first described by Pierre André Latreille in 1819.
The West African mud turtle is a species of turtle in the family Pelomedusidae. Pelusios castaneus is a freshwater species and is endemic to West and Central Africa.
Cyperus castaneus is a sedge of the family Cyperaceae that is native to Australia.
Cryptocephalus castaneus is a species of case-bearing leaf beetle in the family Chrysomelidae. It is found in North America.
Camponotus castaneus, the reddish carpenter ant, is a species of ant in the family Formicidae.
Neotermes castaneus, known generally as the southern damp-wood termite or Florida dampwood termite, is a species of termite in the family Kalotermitidae. It is found in the Caribbean, Central America, North America, and South America.
Cyrtepistomus castaneus, the Asiatic oak weevil, is a species of oriental broad-nosed weevil in the beetle family Curculionidae. It is found in North America.
