Cleisthenes pinetorum is a flatfish

Flatfish

The flatfish are an order of ray-finned fish, also called the Heterosomata, sometimes classified as a suborder of Perciformes. In many species, both eyes lie on one side of the head, one or the other migrating through and around the head during development...

 of the family Pleuronectidae

Pleuronectidae

Righteye flounders are a family, Pleuronectidae, of flounders. They are called "righteye flounders" because most species lie on the sea bottom on their left side, with both eyes on the right side. The Paralichthyidae are the opposite, with their eyes on the left side.Their dorsal and anal fins are...

. It is a demersal fish that lives on sublittoral sand and mud bottoms at depths of between 50 and 200 m (164 and 656.2 ft). Its native habitat is the temperate waters of the northwest Pacific, around Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

, Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

 and Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

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Nomenclature

Both species in the genus Cleisthenes

Cleisthenes (genus)

Cleisthenes is a genus of fish in the Pleuronectidae family.-Nomenclature:Both species in the genus are commonly known as Sôhachi in Japan.The genus is named after the Athenian noble and democrat Cleisthenes.-Species:...

 - Cleisthenes pinetorum and Cleisthenes herzensteini

Cleisthenes herzensteini

Cleisthenes herzensteini is a flatfish of the family Pleuronectidae. It is a demersal fish that lives on bottoms in the temperate waters of the northwest Pacific, from the Sea of Okhotsk to the Sea of Japan, Yellow Sea, Gulf of Bohai and the East China Sea. It can grow up to in length, though its...

- are commonly known as Sôhachi in Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

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