The ohrid trout, Salmo letnica, is a type of trout found in Albania and the Republic of Macedonia, especially in Lake Ohrid. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Phyla Placozoa (trichoplax) Orthonectida (orthonectids) Rhombozoa (dicyemids) Subregnum Parazoa Porifera (sponges) Subregnum Eumetazoa Radiata (unranked) (radial symmetry) Ctenophora (comb jellies) Cnidaria (coral, jellyfish, anemones) Bilateria (unranked) (bilateral symmetry) Acoelomorpha (basal) Myxozoa (slime animals) Superphylum Deuterostomia (blastopore becomes anus) Chordata (vertebrates, etc. ... Typical Classes Subphylum Urochordata - Tunicates 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. ... Genera (see text) Salmonidae is a family of ray-finned fish, the only family of order Salmoniformes. ... Genera (see text) Salmonidae is a family of ray-finned fish, the only family of order Salmoniformes. ... Species (see text) Salmo Linnaeus, 1758, is a genus of fish in the salmon family (Salmonidae) that includes many familiar species of salmon and trout. ... In biology, binomial nomenclature is the formal method of naming species. ... Rainbow trout, Oncorhynchus mykiss Biwa trout, Oncorhynchus masou subsp Trout is the common name given to a number of species of freshwater fish belonging to the salmon family, Salmonidae. ... Anthem: Transliteration: English: Capital Skopje Largest city Skopje Macedonian, Albanian1 Government Parliamentary republic  - President Branko Crvenkovski  - Prime Minister Nikola Gruevski Independence from Yugoslavia   - Declared September 8, 1991  Area  - Total 25,333 km² (148th) 9,779 sq mi   - Water (%) 1. ... Lake Ohrid (Macedonian: Охридско Езеро, Ohridsko Ezero Albanian: Liqeni i Ohrit) straddles the mountainous border between the southwestern region of the Republic of Macedonia and eastern Albania. ...