| parasites of free-ranging black howler monkeys (alouatta pigra) from belize and mexico. | parasites are important members of the ecological web within which an animal lives, and can be used as indicators of ecosystem health. however, few baseline parasitological data are available for free-ranging animals, particularly for the black howler monkey (alouatta pigra). in this study a total of 283 fecal samples were collected from 50 individually identified a. pigra during 2003 and 2004 and examined for parasites. the samples were processed using standard quantitative centrifugation conce ... | 2006 | 17044010 |
| the missing fellow: first description of the trypanoxyuris pigrae male (nematoda:oxyuridae), a parasite of the black howler monkey (alouatta pigra) in mexico. | the first morphological description of the male of trypanoxyuris pigrae solórzano-garcía, nadler, and pérez-ponce de león, 2016 is presented in this study. morphological data are supported by molecular data. specimens of t. pigrae were recovered after the necropsy of a roadkill black howler monkey (alouatta pigra) in southeastern mexico. males of t. pigrae are characterized by having 3 notched lips, and a long esophagus with a posterior bulb; they also show a single crested lateral alae, , a sin ... | 2017 | 28355111 |