Results 111 to 120 of about 374 (150)
Microplastics in the Amazon biome: State of the art and future priorities. [PDF]
HeliyonMorais LMS +6 more
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Journal of the American Veterinary Medical Association, 2023
Abstract OBJECTIVE To evaluate the surgical technique and subsequent clinical observations (reproductive and ultrasound findings) of left unilateral ovariectomy in 3 species of Potamotrygon rays—Potamotrygon castexi, Potamotrygon leopoldi, and Potamotrygon motoro—for reproductive management. ANIMALS Between 2018 and 2019, multiple Potamotrygon rays (
Chelsea E, Anderson +3 more
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Abstract OBJECTIVE To evaluate the surgical technique and subsequent clinical observations (reproductive and ultrasound findings) of left unilateral ovariectomy in 3 species of Potamotrygon rays—Potamotrygon castexi, Potamotrygon leopoldi, and Potamotrygon motoro—for reproductive management. ANIMALS Between 2018 and 2019, multiple Potamotrygon rays (
Chelsea E, Anderson +3 more
openaire +2 more sources
2017
Identification key for species of the Potamotrygon scobina complex 1a. Dorsal disc color with a reticulate, polygonal pattern, lacking ocelli; whitish blotches, when present, very small; tail with dorsal polygonal color pattern at base; dorsal tail thorns at base composed of 2 or 3 irregular rows................. P. limai. 1b.
João Pedro Fontenelle +1 more
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Identification key for species of the Potamotrygon scobina complex 1a. Dorsal disc color with a reticulate, polygonal pattern, lacking ocelli; whitish blotches, when present, very small; tail with dorsal polygonal color pattern at base; dorsal tail thorns at base composed of 2 or 3 irregular rows................. P. limai. 1b.
João Pedro Fontenelle +1 more
+6 more sources
2023
Published as part of Carrillo-Briceño, Jorge D., Mora-Rojas, Laura, Hendricks, Kimberly, Vanegas, Andrés & Aguilera, Orangel, 2023, New clues on the palaeodiversity of the middle Miocene freshwater ichthyofauna from the Tatacoa Desert, Colombia, pp. 327-351 in Geodiversitas 45 (10) on page 332, DOI: 10.5252/geodiversitas2023v45a10, http://zenodo.org ...
Carrillo-Briceño, Jorge D. +4 more
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Published as part of Carrillo-Briceño, Jorge D., Mora-Rojas, Laura, Hendricks, Kimberly, Vanegas, Andrés & Aguilera, Orangel, 2023, New clues on the palaeodiversity of the middle Miocene freshwater ichthyofauna from the Tatacoa Desert, Colombia, pp. 327-351 in Geodiversitas 45 (10) on page 332, DOI: 10.5252/geodiversitas2023v45a10, http://zenodo.org ...
Carrillo-Briceño, Jorge D. +4 more
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2023
Published as part of Carrillo-Briceño, Jorge D., Mora-Rojas, Laura, Hendricks, Kimberly, Vanegas, Andrés & Aguilera, Orangel, 2023, New clues on the palaeodiversity of the middle Miocene freshwater ichthyofauna from the Tatacoa Desert, Colombia, pp. 327-351 in Geodiversitas 45 (10) on page 332, DOI: 10.5252/geodiversitas2023v45a10, http://zenodo.org ...
Carrillo-Briceño, Jorge D. +4 more
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Published as part of Carrillo-Briceño, Jorge D., Mora-Rojas, Laura, Hendricks, Kimberly, Vanegas, Andrés & Aguilera, Orangel, 2023, New clues on the palaeodiversity of the middle Miocene freshwater ichthyofauna from the Tatacoa Desert, Colombia, pp. 327-351 in Geodiversitas 45 (10) on page 332, DOI: 10.5252/geodiversitas2023v45a10, http://zenodo.org ...
Carrillo-Briceño, Jorge D. +4 more
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Potamotrygon rex Carvalho 2016
2023Published as part of Lima, Arthur De, Loboda, Thiago Silva, Gianeti, Michel Donato, Silva, João Paulo Capretz Batista Da & Pinna, Mario De, 2023, Type specimens of Elasmobranchii in the Museu de Zoologia da Universidade de São Paulo (MZUSP), pp. 301-332 in Zootaxa 5296 (3) on pages 320-321, DOI: 10.11646/zootaxa.5296.3.1, http://zenodo.org/record ...
Lima, Arthur De +4 more
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Potamotrygon albimaculata Carvalho 2016
2023Published as part of Lima, Arthur De, Loboda, Thiago Silva, Gianeti, Michel Donato, Silva, João Paulo Capretz Batista Da & Pinna, Mario De, 2023, Type specimens of Elasmobranchii in the Museu de Zoologia da Universidade de São Paulo (MZUSP), pp. 301-332 in Zootaxa 5296 (3) on pages 311-312, DOI: 10.11646/zootaxa.5296.3.1, http://zenodo.org/record ...
Lima, Arthur De +4 more
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Toxicon, 2006
Stingrays of the family Potamotrygonidae are widespread throughout river systems of South America that drain into the Atlantic Ocean. Some species are endemic to the most extreme freshwater environment of the Brazil and cause frequent accidents to humans.
Magalhaes, K. W. +5 more
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Stingrays of the family Potamotrygonidae are widespread throughout river systems of South America that drain into the Atlantic Ocean. Some species are endemic to the most extreme freshwater environment of the Brazil and cause frequent accidents to humans.
Magalhaes, K. W. +5 more
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Potamotrygon jabuti Carvalho 2016
2023Potamotrygon jabuti Carvalho, 2016 Holotype: MZUSP 105023; adult female, 439 mm DW (cited as 453 mm DW in Carvalho, 2016a); (Fig. 12); Rio Jamanxim, Tapajós basin, near Novo Progresso, Pará State, Brazil, 07°09'30"S, 55°25'55"W; depth not listed; M. R. de Carvalho et al.; 14 Sep 2005. Notes: Cut on the right portion of abdomen. Incision between
Lima, Arthur De +4 more
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Potamotrygon marquesi Silva & Loboda 2019
2023Potamotrygon marquesi Silva & Loboda, 2019 Holotype: MZUSP 117790; adult female, 226 mm DW (approximately the same DW as cited in Silva & Loboda, 2019); (Fig. 14); Rio Tarauacá, municipality of Tarauacá, Acre State, Brazil, 8º4’5.88”S, 70º43’4.8”W; depth not listed; F. P. L. Marques et al.; July 2006. Notes: Ventral skin removed.
Lima, Arthur De +4 more
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