A new species of Oochoristica (Eucestoda: Cyclophyllidea) parasite of Ctenosaura oaxacana (Reptilia: Iguanidae) from Mexico
Por:
Guillén-Hernández S., García-Prieto L., Arizmendi-Espinosa M.A.
Publicada:
1 ene 2007
Resumen:
Oochoristica whitfieldi n. sp., parasitizing the intestine of the Oaxacan black iguana Ctenosaura oaxacana (Kohler and Hasbun, 2001), in Ruinas de Guiengola, Oaxaca state, Mexico, is described. The new species can be distinguished from all 4 congenera infecting Iguanidae in the neotropical realm in possessing a lower mean number of testes (122 in O. acapulcoensis Brooks, Pérez-Ponce de León, and García-Prieto, 1999; 62 in O. guanacastensis Brooks, Pérez-Ponce de León, and Garcia-Prieto, 1999, and 95 in O. leonregagnonae Arizmendi-Espinosa, García-Prieto, and Guillén-Hernández, 2005, vs. 35 in O. whitfieldi), and a wider scolex (0.450-0.600, 0.475-0.537, 0.5-0.8, vs. 0.25-0.26, respectively). Oochoristica iguanae Bursey and Goldberg, 1996 differs from the new Mexican species in having a longer strobila (60-110 mm vs. 14.4-33.7 mm, respectively), fewer ovarian sublobes (6 vs. 11-17), and a cirrus pouch that hardly reaches excretory canals (whereas in O. whitfieldi the cirrus pouch widely overpasses these canals). © American Society of Parasitologists 2007.
Filiaciones:
Guillén-Hernández S.:
Facultad de Medicina Veterinaria Y Zootecnia, Universidad Autónoma de Yucatán, Carretera Mérida-X'mankuil, Km. 15.5, Itzimná, Mérida, Yucatán, Mexico
García-Prieto L.:
Facultad de Medicina Veterinaria Y Zootecnia, Universidad Autónoma de Yucatán, Carretera Mérida-X'mankuil, Km. 15.5, Itzimná, Mérida, Yucatán, Mexico
Laboratorio de Helmintología, Instituto de Biología, Universidad Nacional Autónoma de México, AP 70-153, 04510, Coyoacán, D.F., Mexico
Arizmendi-Espinosa M.A.:
Facultad de Medicina Veterinaria Y Zootecnia, Universidad Autónoma de Yucatán, Carretera Mérida-X'mankuil, Km. 15.5, Itzimná, Mérida, Yucatán, Mexico
Laboratorio de Helmintología, Instituto de Biología, Universidad Nacional Autónoma de México, AP 70-153, 04510, Coyoacán, D.F., Mexico
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