| eimeria zapi sp. n. from the meadow jumping mouse, zapus hudsonius zimmerman in southwestern michigan. | four of 5 meadow jumping mice (zapus hudsonius) captured had in their feces a previously undescribed species of eimeria which is named eimeria zapi sp. n. the sporulated oocysts measured 21.7 (19.5-24.0) x 20.3 (17.5-23.0) micrometer. the single-layered oocyst wall was 1.5 micrometer thick, rough, pitted and appeared clear-to-amber. usually 2 polar granules could be seen. an oocyst residuum was not observed. each sporocyst averaged 16.0 (12.5-18.0) x 9.7 (7.5-11.5)micrometer. a substiedal body w ... | 1977 | 915841 |