Thoracica is an infraclass of crustaceans which contains the most familiar species of barnacles found on rocky coasts, such as Semibalanus balanoides and Chthamalus stellatus. They have six well-developed limbs, and may be either stalked or sessile. The carapace is heavily calcified. The group includes free-living and commensal species.
Thecostraca is a class of marine invertebrates containing over 2,200 described species. Many species have planktonic larvae which become sessile or parasitic as adults.
A true toad is any member of the family Bufonidae, in the order Anura. This is the only family of anurans in which all members are known as toads, although some may be called frogs. The bufonids now comprise more than 35 genera, Bufo being the best known.
Python is a genus of constricting snakes in the Pythonidae family native to the tropics and subtropics of the Eastern Hemisphere.
Pollicipes is a genus of goose barnacles, first described by William Elford Leach in 1817. It comprises four species of marine suspension-feeders.
Semibalanus is a genus of barnacles, comprising four species. It is the only genus in the subfamily Semibalaninae.
Vulcanolepas osheai, commonly referred to as O'Shea's vent barnacle, is a stalked barnacle of the family Neolepadidae. This species is endemic to New Zealand.
Oxynaspis is a genus of goose barnacles in the order Lepadiformes.
Hog badgers are three species of mustelid in the genus Arctonyx. They represent one of the two genera in the subfamily Melinae, alongside the true badgers.
The northern hog badger is a species of mustelid native to South and East Asia.
Dosima is a genus of goose barnacles in the family Lepadidae. There are at least two described species in Dosima.
Austrobalanus is a genus of symmetrical sessile barnacles in the family Austrobalanidae, the sole genus of the family. There are at least three described species in Austrobalanus.
Lithoglyptida is an order of barnacles in the class Thecostraca. There are 2 families and more than 40 described species in Lithoglyptida.
Iblomorpha is a small order of barnacles in the class Thecostraca. There are only two families and about eight described species in Iblomorpha. In this group we find barnacles that use calcium phosphate in their shell, and species that protect themselves against predators with poison.
Eolepadomorpha is an extinct order of barnacles in the class Thecostraca. There are 2 families and about 14 described species in Eolepadomorpha.
Calanticomorpha is an order of acorn barnacles in the class Thecostraca. There are 3 families and more than 90 described species in Calanticomorpha.
Pollicipedomorpha is an order of pedunculated barnacles in the class Thecostraca. There are 3 families and more than 30 described species in Pollicipedomorpha.
Epopella is a genus of symmetrical sessile barnacles in the family Tetraclitidae. There are about six described species in Epopella.
Jehlius is a genus of star barnacles in the family Chthamalidae. There are at least two described species in Jehlius.
Octomeris is a genus of star barnacles in the family Chthamalidae. There are at least three described species in Octomeris.
