Isla San Martín
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Isla San Martín
Isla San Martín is an island in the Pacific Ocean west of the Baja California Peninsula. The island is uninhabited and is part of the Ensenada Municipality. Biology Isla San Martín has six species of reptiles: ''Anniella geronimensis'' (Baja California legless lizard), '' Diadophis punctatus'' (ring-necked snake), '' Elgaria multicarinata'' (southern alligator lizard), ''Hypsiglena ochrorhyncha'' (coast night snake), ''Pituophis catenifer :''Common name: Pacific gopher snake, coast gopher snake, western gopher snake, Wright AH, Wright AA. 1957. ''Handbook of Snakes of the United States and Canada''. 2 volumes. Comstock Publishing Associates. (7th printing, 1985). 1,105 pp. . (''Pit ...'' (gopher snake), and '' Uta stansburiana'' (common side-blotched lizard). Formerly, the San Martin Island woodrat lived on the island, until it became extinct due to predation by feral cats. References *http://herpatlas.sdnhm.org/places/overview/isla-san-mart%C3%ADn/42/1/ * {{DEFAULTSOR ...
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Gulf Of California
The Gulf of California ( es, Golfo de California), also known as the Sea of Cortés (''Mar de Cortés'') or Sea of Cortez, or less commonly as the Vermilion Sea (''Mar Bermejo''), is a marginal sea of the Pacific Ocean that separates the Baja California Peninsula from the Mexico, Mexican mainland. It is bordered by the states of Baja California, Baja California Sur, Sonora, and Sinaloa with a coastline of approximately . Rivers that flow into the Gulf of California include the Colorado River, Colorado, Fuerte River, Fuerte, Mayo River (Mexico), Mayo, Sinaloa River, Sinaloa, Sonora River, Sonora, and the Yaqui River, Yaqui. The surface of the gulf is about . Maximum depths exceed because of the complex geology, linked to plate tectonics. The gulf is thought to be one of the most diverse seas on Earth and is home to more than 5,000 species of micro-invertebrates. Parts of the Gulf of California are a UNESCO World Heritage Site. Geography History The marine expeditions of Fortún ...
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Mexican State
The states of Mexico are first-level administrative territorial entities of the country of Mexico, which is officially named Mexico, United Mexican States. There are 32 federal entities in Mexico (31 states and the capital, Mexico City, as a separate entity that is not formally a state). States are further divided into municipalities of Mexico, municipalities. Mexico City is divided in boroughs of Mexico City, boroughs, officially designated as or , similar to other state's municipalities but with different administrative powers. List ''Mexico's post agency, Correos de México, does not offer an official list of state name abbreviations, and as such, they are not included below. A list of Mexican states and several versions of their abbreviations can be found Template:Mexico State-Abbreviation Codes, here.'' } , style="text-align: center;" , ''Coahuila de Zaragoza'' , , style="text-align: center;" colspan=2 , Saltillo , style="text-align: right;" , , style="text-align ...
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Baja California
Baja California (; 'Lower California'), officially the Free and Sovereign State of Baja California ( es, Estado Libre y Soberano de Baja California), is a state in Mexico. It is the northernmost and westernmost of the 32 federal entities of Mexico. Before becoming a state in 1952, the area was known as the North Territory of Baja California (). It has an area of (3.57% of the land mass of Mexico) and comprises the northern half of the Baja California Peninsula, north of the 28th parallel, plus oceanic Guadalupe Island. The mainland portion of the state is bordered on the west by the Pacific Ocean; on the east by Sonora, the U.S. state of Arizona, and the Gulf of California; on the north by the U.S. state of California; and on the south by Baja California Sur. The state has an estimated population of 3,769,020 as of 2020, significantly higher than the sparsely populated Baja California Sur to the south, and similar to San Diego County, California, to its north. Over 75% of ...
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Island
An island (or isle) is an isolated piece of habitat that is surrounded by a dramatically different habitat, such as water. Very small islands such as emergent land features on atolls can be called islets, skerries, cays or keys. An island in a river or a lake island may be called an eyot or ait, and a small island off the coast may be called a holm. Sedimentary islands in the Ganges delta are called chars. A grouping of geographically or geologically related islands, such as the Philippines, is referred to as an archipelago. There are two main types of islands in the sea: continental and oceanic. There are also artificial islands, which are man-made. Etymology The word ''island'' derives from Middle English ''iland'', from Old English ''igland'' (from ''ig'' or ''ieg'', similarly meaning 'island' when used independently, and -land carrying its contemporary meaning; cf. Dutch ''eiland'' ("island"), German ''Eiland'' ("small island")). However, the spelling of the word ...
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Ensenada Municipality, Baja California
The municipality ( es, link=no, municipio) of Ensenada is the fourth-largest municipality in Mexico with a land area of in 2020, about the same size as Hidalgo state and larger than five Mexican states. Located offshore, Cedros Island and Guadalupe Island are part of the municipality, making Ensenada the westernmost municipality in Mexico and Latin America. Incorporated on May 15, 1882 as the northern partido of the Baja California Territory, it became a municipality of the state of Baja California on December 29, 1953. The municipality shares borders with every other municipality in the state: Tijuana, Playas de Rosarito and Tecate to the north, Mexicali and San Felipe to the east and southeast and San Quintín to the south. Its municipal seat is Ensenada, a port lying near the northwest corner of the municipality. Ensenada's current () municipal president ( es, link=no, presidente municipal) is Armando Ayala Robles. A major port is planned to be built in Punta Colone ...
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Reptile
Reptiles, as most commonly defined are the animals in the class Reptilia ( ), a paraphyletic grouping comprising all sauropsids except birds. Living reptiles comprise turtles, crocodilians, squamates (lizards and snakes) and rhynchocephalians (tuatara). As of March 2022, the Reptile Database includes about 11,700 species. In the traditional Linnaean classification system, birds are considered a separate class to reptiles. However, crocodilians are more closely related to birds than they are to other living reptiles, and so modern cladistic classification systems include birds within Reptilia, redefining the term as a clade. Other cladistic definitions abandon the term reptile altogether in favor of the clade Sauropsida, which refers to all amniotes more closely related to modern reptiles than to mammals. The study of the traditional reptile orders, historically combined with that of modern amphibians, is called herpetology. The earliest known proto-reptiles originated around ...
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Anniella Geronimensis
''Anniella geronimensis'', also known as the Baja California legless lizard, is a species of legless lizard found in Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema .... References Anniella Reptiles described in 1940 Lizards of North America Fauna of Mexico {{lizard-stub ...
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Diadophis Punctatus
''Diadophis punctatus'', commonly known as the ring-necked snake or ringneck snake, is a harmless species of colubrid snake found throughout much of the United States, central Mexico, and south-eastern Canada. Ring-necked snakes are secretive, nocturnal snakes, so are rarely seen during the day time. They are best known for their unique defense posture of curling up their tails, exposing their bright red-orange posterior, ventral surface when threatened. Ring-necked snakes are believed to be fairly abundant throughout most of their range, though no scientific evaluation supports this hypothesis. Scientific research is lacking for the ring-necked snake, and more in-depth investigations are greatly needed. It is the only species within the genus ''Diadophis'', and currently 14 subspecies are identified, but many herpetologists question the morphologically based classifications. Description Ring-necked snakes are fairly similar in morphology throughout much of their distribution. ...
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Elgaria Multicarinata
The southern alligator lizard (''Elgaria multicarinata'') is a common species of lizard in the family Anguidae. The species is native to the Pacific coast of North America. It ranges from Baja California to the state of Washington and lives in a variety of habitats including grasslands, chaparral, forests, and even urban areas. In dry climates, it is likely to be found in moist areas or near streams. There are five recognized subspecies. Subspecies The following five subspecies are recognized as being valid, including the nominotypical subspecies. *''Elgaria multicarinata ignava'' *''Elgaria multicarinata multicarinata'' *''Elgaria multicarinata nana'' *''Elgaria multicarinata scincicauda'' *''Elgaria multicarinata webbii'' Taxonomy and etymology The generic name ''Elgaria'' is possibly named for an "Elgar" or a pun on "alligator." The specific name ''multicarinata'' refers to the keeled scales characteristic of this species. The common name "alligator lizard" is a referen ...
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Hypsiglena Ochrorhyncha
''Hypsiglena'' is a genus of small, rear-fanged, colubrid snakes commonly referred to as night snakes. The genus consists of nine species, and subspecies have been maintained pending further investigation.Mulcahy DG, Martínez-Gómez JE, Aguirre-León G, Cervantes-Pasqualli JA, Zug GR (2014). "Rediscovery of an endemic vertebrate from the remote Islas Revillagigedo in the eastern Pacific Ocean: The Clarión Nightsnake, with conservation and systematic implications". ''PLOS ONE'' 9 (5): e97682. Species and subspecies The following species and subspecies are recognized as being valid. *''Hypsiglena affinis'' Boulenger, 1894 - Boulenger's night snake *'' Hypsiglena catalinae'' W.W. Tanner, 1966 - Santa Catalina night snake *'' Hypsiglena chlorophaea'' Cope, 1860 - Sonoran night snake **'' Hypsiglena chlorophaea deserticola'' W.W. Tanner, 1966 - desert night snake **''Hypsiglena chlorophaea loreala'' W.W. Tanner, 1944 - Mesa Verde night snake **''Hypsiglena chlorophaea tiburone ...
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Pituophis Catenifer
:''Common name: Pacific gopher snake, coast gopher snake, western gopher snake, Wright AH, Wright AA. 1957. ''Handbook of Snakes of the United States and Canada''. 2 volumes. Comstock Publishing Associates. (7th printing, 1985). 1,105 pp. . (''Pituophis catenifer'', pp. 588-609, Figures 171.-175., Map 46.) more.'' ''Pituophis catenifer'' is a species of nonvenomous colubrid snake endemic to North America. Nine subspecies are currently recognized, including the nominotypical subspecies, ''Pituophis catenifer catenifer'', described here. This snake is often mistaken for the prairie rattlesnake, but can be easily distinguished from a rattlesnake by the lack of black and white banding on its tail and by the shape of its head, which is narrower than a rattlesnake's. Etymology The specific name, ''catenifer'', is Latin for "chain-bearing", referring to the dorsal color pattern. Description Adults are 36-84 in (91–213 cm) in length. Dorsally, they are yellowish or pale bro ...
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