The Mexican Burrowing Toad (Rhinophrynus dorsalis) is the only species in the genus Rhinophrynus and the family What does and does not belong to each family is determined by a taxonomist. Similarly for the question if a particular family should be recognized at all. Often there is no exact agreement, with different taxonomists each taking a different position. There are no hard rules that a taxonomist needs to follow in describing or recognizing a family Rhinophrynidae of order The Latin suffix -formes meaning "having the form of" is used for the scientific name of orders of birds and fishes, but not for those of mammals and invertebrates Anura Frogs are amphibians in the order Anura , formerly referred to as Salientia (Latin salere (salio), "to jump"). Most frogs are characterized by long hind legs, a short body, webbed digits (fingers or toes), protruding eyes and the absence of a tail. Frogs are widely known as exceptional jumpers, and many of the anatomical characteristics. These frogs live from the southern Texas Texas ( /ˈtÉ›ksÉ™s/ ) is the second-largest U.S. state in both area and population, and the largest state in the contiguous United States. The name had wide usage among native Americans, meaning "friends" or "allies". Located in the South Central United States, Texas is bordered by Mexico to the south, New Mexico to the west, through Mexico The United Mexican States (Spanish: Estados Unidos Mexicanos ), commonly known as Mexico (English: /ˈmÉ›ksɪkoÊŠ/) (Spanish: México (help·info) [ˈmexiko]), is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize,, Guatemala Guatemala is a country in Central America bordered by Mexico to the north and west, the Pacific Ocean to the southwest, Belize to the northeast, the Caribbean to the east, and Honduras and El Salvador to the southeast. Its size is just under 110,000 km² with an estimated population of 14,000,000, Honduras Honduras is a republic in Central America. It was formerly known as Spanish Honduras to differentiate it from British Honduras (now Belize). The country is bordered to the west by Guatemala, to the southwest by El Salvador, to the southeast by Nicaragua, to the south by the Pacific Ocean at the Gulf of Fonseca, and to the north by the Gulf of, El Salvador El Salvador is the smallest and also the most densely populated country in Central America. It borders the Pacific Ocean between Guatemala and Honduras. It lies on the Gulf of Fonseca, as do Honduras and Nicaragua further south. It has a population of approximately 7.2 million people as of 2009 on 21,000 km2. The capital city of San Salvador is, to Nicaragua Nicaragua officially the Republic of Nicaragua (Spanish: República de Nicaragua, pronounced [reˈpuβlika ðe nikaˈɾaÉ£wa] ( listen)), is a representative democratic republic. It is the largest country in Central America with an area of 130,373 km2. The country is bordered by Honduras to the north and Costa Rica to the south. The Pacific Ocean and Costa Rica Costa Rica, officially the Republic of Costa Rica is a country in Central America, bordered by Nicaragua to the north, Panama to the east and south, the Pacific Ocean to the west and south and the Caribbean Sea to the east. The family was once more widespread, including species ranging as far north as Canada, but these died out in the Oligocene The Oligocene is a geologic epoch of the Paleogene period and extends from about 33.9 million to 23 million years before the present. As with other older geologic periods, the rock beds that define the period are well identified but the exact dates of the start and end of the period are slightly uncertain. The name Oligocene comes from the Greek á½.[1]
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For instance many members of the families Bombinatoridae Discoglossidae Pelobatidae Rhinophrynidae Scaphiopodidae and some species from the Microhylidae family are commonly called toads
