The Lemon Sole (Microstomus kitt) is a flatfish of the family Pleuronectidae native to the seas around Northern Europe. It is a popular food fish. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms (as opposed to folk taxonomy). ... Phyla Subregnum Parazoa Porifera (sponges) Subregnum Agnotozoa Placozoa (trichoplax) Orthonectida (orthonectids) Rhombozoa (dicyemids) Subregnum Eumetazoa Radiata (unranked) (radial symmetry) Ctenophora (comb jellies) Cnidaria (coral, jellyfish, anemones) Bilateria (unranked) (bilateral symmetry) Acoelomorpha (basal) Orthonectida (parasitic to flatworms, echinoderms, etc. ... Typical Classes Subphylum Urochordata - Tunicatas Ascidiacea Thaliacea Larvacea Subphylum Cephalochordata - Lancelets Subphylum Myxini - Hagfishes Subphylum Vertebrata - Vertebrates Petromyzontida - Lampreys Placodermi (extinct) Chondrichthyes - Cartilaginous fishes Acanthodii (extinct) Actinopterygii - Ray-finned fishes Actinistia - Coelacanths Dipnoi - Lungfishes Amphibia - Amphibians Reptilia - Reptiles Aves - Birds Mammalia - Mammals Chordates (phylum Chordata) include the vertebrates, together with... Orders See text The Actinopterygii are the ray-finned fish. ... Families Suborder Psettodoidei     Psettodoidae Suborder Pleuronectoidei     Citharidae     Scophthalmidae     Bothidae (lefteye flounders)     Pleuronectidae (righteye flounders)     Paralichthyidae     Achiropsettidae (southern flounders)     Samaridae Suborder Soleoidei     Soleidae (soles)     Achiridae (American soles)     Cynoglossidae (tonguefishes) The flatfish are an order (Pleuronectiformes) of ray-finned fish, also called the Heterosomata, sometimes classified as a suborder of Perciformes. ... Genera Acanthopsetta Ammotretis Atheresthes Azygopus Clidoderma Colistium Cleisthenes Clidoderma Colisteum Dexistes Embassichthys Eopsetta Errex Glyptocephalus - fluke Hippoglossoides Hippoglossus - halibut Hypsopsetta Isopsetta Lepidopsetta Limanda - mud dabs Liopsetta - eelback flounder Lyopsetta Marleyella Microstomus - smear dab Nematops Oncopterus Paralichthodes Parophrys Pelotretis Peltorhamphus Platichthys - starry flounder Pleuronectes - northern flounder, plaice Pleuronichthys Poecilopsetta Psammodiscus Psettichthys... In biology, binomial nomenclature is the formal method of naming species. ... Families Suborder Psettodoidei     Psettodoidae Suborder Pleuronectoidei     Citharidae     Scophthalmidae     Bothidae(lefteye flounders)     Pleuronectidae(righteye flounders)     Paralichthyidae     Achiropsettidae(southern flounders)     Samaridae Suborder Soleoidei     Soleidae(soles)     Achiridae(American soles)     Cynoglossidae(tonguefishes) The flatfish are an order (Pleuronectiformes) of ray-finned fish, also called the Heterosomata, sometimes classified as a suborder of Perciformes. ... Genera Acanthopsetta Ammotretis Atheresthes Azygopus Clidoderma Colistium Cleisthenes Clidoderma Colisteum Dexistes Embassichthys Eopsetta Errex Glyptocephalus - fluke Hippoglossoides Hippoglossus - halibut Hypsopsetta Isopsetta Lepidopsetta Limanda - mud dabs Liopsetta - eelback flounder Lyopsetta Marleyella Microstomus - smear dab Nematops Oncopterus Paralichthodes Parophrys Pelotretis Peltorhamphus Platichthys - starry flounder Pleuronectes - northern flounder, plaice Pleuronichthys Poecilopsetta Psammodiscus Psettichthys...