![]() ![]() Broadly, the flatfishes are divided into two suborders, Psettodoidei and Pleuronectoidei, with > 99% of the species diversity found within the Pleuronectoidei. ![]() Over 800 described species are placed into 16 families. Some flatfish can camouflage themselves on the ocean floor. Many important food fish are in this order, including the flounders, soles, turbot, plaice, and halibut. Some species face their left sides upward, some face their right sides upward, and others face either side upward. In many species, both eyes lie on one side of the head, one or the other migrating through or around the head during development. Paralichthodidae (measles flounders) Poecilopsettidae (bigeye flounders) Rhombosoleidae (rhombosoleids) Achiropsettidae (southern flounders) Samaridae (crested flounders) Achiridae (American soles) Soleidae (true soles) Cynoglossidae (tonguefishes)Ī flatfish is a member of the ray-finned demersal fish order Pleuronectiformes, also called the Heterosomata, sometimes classified as a suborder of Perciformes. Scophthalmidae (turbots) Paralichthyidae (large-tooth flounders) Pleuronectidae (righteye flounders) Bothidae (lefteye flounders) Superfamily Soleoidea Suborder Pleuronectoidei Superfamily CitharoideaĬitharidae (largescale flounders) Superfamily Pleuronectoidea Suborder Psettodoidei Psettodidae (spiny turbots) ![]()
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