- Mecistocirrus
- A monotypic genus of trichostrongylid nematodes (subfamily Mecistocirrinae), with the single species, M. digitatus; it is not grossly distinguished from Haemonchus contortus and has about the same effect on the host. M. is distributed chiefly in Asia in cattle, sheep, buffalo, bison, the stomach of pigs, and occasionally in humans. [G. mekistos, very long, + L. cirrus, curl, the protruding male organ of a nematode]
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Me·cis·to·cir·rus mə-.sis-tō-'sir-əs n a genus of nematode worms of the family Trichostrongylidae including a common parasite (M. digitatus) of the abomasum of domesticated ruminants and the stomach of swine in both of which it may cause serious loss of blood and digestive disturbances esp. in young animals* * *
Me·cis·to·cir·rus (me-sis″to-sirґəs) a genus of nematodes of the family Trichostrongylidae. M. digitaґlis is a parasite found in the stomachs of various mammals.
Medical dictionary. 2011.