Thymallus is a genus of freshwater fish in the salmon family Salmonidae; it is the only genus of subfamily Thymallinae. The type species is Thymallus thymallus, the grayling. The species in the genus are generically called graylings, but without qualification this also refers specifically to T. thymallus.
Rendahl's messmate is a pearlfish of the family Carapidae, found in the southwest Pacific Ocean around Australia and New Zealand at depths to 60 metres (200 ft). Its length is between 10 and 12 centimetres .The larvae has a long filament on its head which bears some resemblance to a siphonophore. These fish live within sponges. The specific name honours the Swedish naturalist and artist Hialmar Rendahl who collected the specimens in the Tasman Sea which were used by Gilbert Percy Whitley to describe this species.
Pseudolabrus is a genus of wrasses native to the eastern Indian Ocean and the Pacific Ocean.
Sinibrama is a small genus of cyprinid fishes, the five currently recognized species distributed in south China, Taiwan, Laos, and Vietnam. These are silvery fishes with deep, laterally compressed bodies, large eyes, and terminal mouths. They tend to grow no larger than 20 cm in standard length.
Triplophysa is a genus of fish in the family Nemacheilidae found mainly in and around the Qinghai-Tibet Plateau in China. Currently, the genus is a mixed assemblage of species. Some lineages have been identified and treated as subgenera, but as Wikipedia follows Fishbase for fish species these have been treated as subgenera in Wikipedia, although Kottelat and the Catalog of Fishes treat them as genera. FishBase, however, includes these in Triplophysa without specifying subgenera and treats the names given by Kottelat as synonyms.
Craterocephalus is a genus of small and slender brackish or freshwater silversides from Australia and New Guinea. It is the most diverse genus in the family Atherinidae, containing 25 of the 71 species.
Microctenopoma is a genus of fish in the Anabantidae family. They are native to Africa. Microctenopoma has been included in Ctenopoma in the past; unlike that genus, they are bubblenest builders, and the males defend the eggs and fry until they are free swimming.
Sinibrama affinis is a species of ray-finned fish in the genus Sinibrama. It is found in southern China, northern Vietnam, and Laos. It inhabits rivers.
Sinibrama longianalis is a species of ray-finned fish in the genus Sinibrama.
Sinibrama macrops is a species of ray-finned fish in the genus Sinibrama. It is found in southern and southeastern China and in Taiwan. It lives in rivers in slow, deep water.
Umpqua dace is a species of ray-finned fish in the genus Rhinichthys. It is endemic to the United States where it inhabits the Umpqua River drainage in Oregon.
Umatilla dace is a species of ray-finned fish in the genus Rhinichthys. It is found in the dariange basin of the Columbia River in British Columbia, Washington state, Oregon and Idaho.
Bangana is a genus of fish in the family Cyprinidae, the carps and minnows. It is distributed across much of southern and eastern Asia. Species live mainly in the flowing waters of tropical and subtropical rivers.
Batrachomoeus is a genus of toadfishes.
Daector is a genus of toadfishes, with three species found along the Pacific Coast of Central America and two species, D. gerringi and D. quadrizonatus, are found in South American rivers.
Echiodon is a genus of pearlfishes, with these currently recognized species:
Onuxodon is an Indo-Pacific genus of pearlfishes from the family Carapidae. The generic name is derived from the Greek onyx meaning "claw" and odon meaning "tooth", referring to the sharp fang like teeth of Onuxodon parvibrachium. Species in this genus are distributed from South Africa to Hawaii. They live commensally with molluscs. The three currently recognized species are:
Xiangshuiosteus wui is a brachythoracid arthrodire placoderm from the Late Emsian epoch of Wuding, Yunnan. It has recently been reassessed as a dunkleosteid.
Paracanthocobitis is a genus, or subgenus, of freshwater fish in the family Nemacheilidae. This genus is known from the Indus basin in Pakistan to the Mekong basin of Cambodia and Laos The type species is Paracanthocobitis zonalternans. Some authorities treat this as a subgenus of Acanthocobitis and Fishbase only includes the five species described in 2015 by Singer & Plant, meaning that P. (A). zonalternans is not the type species.
Carl Hialmar Rendahl was a Swedish zoologist, cartoonist and painter. He is most famous in Sweden for his authorship of Fågelboken, the "bird book" which sold 60,000 copies.
