Syphacia muris Yamaguti
Description
Syphacia muris (Yamaguti)
(= Enterobius muris Yamaguti)
Site of infection: Caecum and large intestine
Host: Rattus rattus
Locality: Xkalakdzonot
Prevalence and mean intensity (range): 65.3% (77/118) and 77.9 (1–816)
Specimens deposited: MLP-He 7435 and CNHE 10706
Comments: The traits presented in our specimens were in accordance with those described by Hugot & Quentin (1985), Robles et al. (2008), and Khalil et al. (2014), i.e. quadrangular cephalic plate; amphids located close to the ventral submedian papillae; slight swellings of the cuticle instate of lateral alae; males with three mamelons, spicule 50–56 long, gubernaculum 25–30 long, accessory hook without ornamentation, three pairs of caudal papillae surrounding the cloacal region, and tail 174–250 long; and females with no prominent vulva, tail 334–650 long, and eggs 73–80 long by 27–37 wide.
In México, S. muris has been reported from R. rattus in Hidalgo (Pulido-Flores et al. 2005) and Tabasco (Cigarroa-Toledo et al. 2017).
In Yucatán, this species has been previously reported from R. rattus in three localities in Mérida and in Opichén (Panti-May et al. 2015, 2017).
Notes
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Biodiversity
References
- Cigarroa-Toledo, N., de los Santos-Martinez, Y., Zaragoza-Vera, C. V., Garcia-Rodriguez, M. M., Baak-Baak, C. M., Machainwilliams, C., Garcia-Rejon, J. E., Panti-May, J. A. & Torres-Chable, O. M. (2017) Occurrence of gastrointestinal helminths in commensal rodents from Tabasco, Mexico. Helminthologia, 54, 170 - 173. https: // doi. org / 10.1515 / helm- 2017 - 0014