See text. Image File history File linksMetadata Gastrophryne_carolinensis. ... Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... 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) Myxozoa (slime animals) Superphylum Deuterostomia (blastopore becomes anus) Chordata (vertebrates, etc. ... {{{subdivision_ranks}}} See below Chordates (phylum Chordata) are a group of animals that includes the vertebrates, together with several closely related invertebrates. ... For other uses, see Amphibian (disambiguation). ... Suborders Archaeobatrachia Mesobatrachia Neobatrachia The Anura is the order of animals in the class Amphibia that includes frogs and toads. ... Families Allophrynidae Arthroleptidae Astylosternidae Brachycephalidae Bufonidae Centrolenidae Dendrobatidae Heleophrynidae Hemisotidae Hylidae Hyperoliidae Leptodactylidae Limnodynastidae Mantellidae Microhylidae Myobatrachidae Nasikabatrachidae Petropedetidae Ranidae Rhacophoridae Rheobatrachidae Rhinodermatidae Sooglossidae Neobatrachia are a suborder of order Anura, i. ... Subfamilies Asterophryinae Brevicipitinae Cophylinae Dyscophinae Genyophryninae Melanobatrachinae Microhylinae Phrynomerinae Scaphiophryninae Microhylidae is a family of order Anura. ... Leopold Fitzinger. ... 1843 was a common year starting on Sunday (see link for calendar). ...