Spinitectus mixtecoensis sp. Nov. (Nematoda: Cystidicolidae), from the Oaxaca killifish Profundulus punctatus (Osteichthyes: Profundulidae) from Mexico, with comments on the distribution of Spinitectus humbertoi in the genera Profundulus and Tlaloc
Por:
Barrios-Gutiérrez J.J., Santacruz, Ana, Martinez-Ramirez, Emilio, Rubio-Godoy, Miguel, Pinacho-Pinacho C.D.
Publicada:
1 ene 2019
Resumen:
Spinitectus mixtecoensis sp. nov. was isolated from the intestine of Profundulus punctatus from the rivers Apoala and Los Sabinos, Oaxaca, Mexico. The new species is described based on morphological and metric analyses, scanning electron microscopy, and partial sequences of the mitochondrial cytochrome c oxidase 1 (cox 1) gene. Spinitectus mixtecoensis sp. nov. is characterized by possessing 7 rings and few spines per ring, between 22-28 in both sexes and 5-8 spines per sector. The new species most closely resembles Spinitectus humbertoi, a parasite of Profundulus and Tlaloc from Central America. Specimens of Spinitectus mixtecoensis sp. nov. (n = 3) and S. humbertoi (n = 2) were sequenced for the cox 1 gene, and the sequences were aligned with other nematode sequences available in GenBank. Maximum likelihood and Bayesian inference analyses indicated that this new species forms an independent, well-supported clade with high posterior probability (pp). Spinitectus mixtecoensis sp. nov. is the third species of Spinitectus recorded in profundulid fish from Central America. © 2019 Universidad Nacional Autonoma de Mexico. All Rights Reserved.
Filiaciones:
Universidad de la Sierra Sur, Ciudad Universitaria, Guillermo Rojas Mijangos s/n, Miahuatlán de Porfirio Díaz, Oaxaca, 70800, Mexico
Posgrado en Ciencias Biológicas, Universidad Nacional Autónoma de México, Apartado Postal 70-153, Ciudad Universitaria, Ciudad de México, 04510, Mexico
Área de Acuacultura, Centro Interdisciplinario de Investigación para el Desarrollo Integral Regional, Unidad Oaxaca, Instituto Politécnico Nacional, Hornos Núm. 1003, Col. Noche Buena, Santa Cruz Xoxocotlán, Oaxaca, 71230, Mexico
Red de Biología Evolutiva, Instituto de Ecología, A.C., Km 2.5 Ant. Carretera a Coatepec, Xalapa, Veracruz, 91070, Mexico
Cátedras Conacyt, Red de Estudios Moleculares Avanzados, Instituto de Ecología, A.C., Km 2.5 Ant. Carretera a Coatepec, Xalapa, Veracruz, 91070, Mexico
Univ Sierra Sur, Guillermo Rojas Mijangos S-N,Ciudad Univ, Miahuatlan De Porfirio D 70800, Oaxaca, Mexico
Univ Nacl Autonoma Mexico, Posgrad Ciencias Biol, Apartado Postal 70-153,Ciudad Univ, Ciudad De Mexico 04510, Mexico
Inst Politecn Nacl, Ctr Interdisciplinario Invest Desarrollo Integral, Area Acuacultura, Unidad Oaxaca, Hornos Num 1003, Xoxocotlan 71230, Oaxaca, Mexico
Inst Ecol AC, Red Biol Evolut, Km 2-5 Ant Carretera Coatepec, Xalapa 91070, Veracruz, Mexico
Inst Ecol AC, Catedras Conacyt, Red Estudios Mol Avanzados, Km 2-5 Ant Carretera Coatepec, Xalapa 91070, Veracruz, Mexico
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