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Redescubrimiento de Axiniphyllum sagittalobum (Asteraceae) en la Sierra Madre del Sur y notas de las especies de este género que habitan en el estado de Guerrero, México González, A - Luna Vega, Mercedes Isolda - Villaseñor, JL
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A new species of Tantilla (Squamata: Colubridae) of the calamarina group from volcán Ceboruco, Nayarit, Mexico Canseco Márquez, Luis - Smith, EN - Flores Villela, Oscar Alberto - Campbell, JA - PonceCampos, P
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Herbivory in a small iguanid lizard, Sceloporus torquatus torquatus Burquez, A - Flores Villela, Oscar Alberto - Hernandez, A
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Taxonomic status of the snake genera Conopsis and Toluca (Colubridae) Goyenechea, I - Flores Villela, Oscar Alberto
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Ophryacus undulatus in the Mexican state of Hidalgo Flores Villela, Oscar Alberto - Mendoza, F - Hernández, E - Mancilla, M - Godínez, E - Goyenechea Meyer, I
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A New Species of Toad of the Genus Incilius from the Sierra Madre Occidental of Chihuahua, Mexico (Anura: Bufonidae) Santos Barrera, G - Flores Villela, Oscar Alberto
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Morphological Variation in a Polychromatic Population of Chiricahua Leopard freogs (Lithobates chiricahuensis) from Durango, Mexico Streicher, JW - Sheehy III, CM - Flores Villela, Oscar Alberto - Campbell, JA
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8.
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Richness, endemism patterns and conservation of red oaks (Quercus L., section Lobatae) in Mexico and Central America. Torres Miranda, C - Luna Vega, Mercedes Isolda - Oyama, K
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Distributional patterns and biogeographic analysis of some Polypodiales ferns in the Sierra Madre Oriental, Mexico Luna Vega, Mercedes Isolda - Sanginés, C - Contreras Medina, Raúl - Alcántara Ayala, Othon
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10.
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Biogeographical analysis of two Polypodium species complexes (Polypodiaceae) in Mexico and Central America Luna Vega, Mercedes Isolda - Heads, Michael - Rivas Lechuga, Gerardo - TejeroDíez, Daniel J - Contreras Medina, Raúl
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