[New species of microsporidian Issia globulifera sp. n. (Nosematidae) in the malarial mosquito Anopheles maculipennis].

A microsporidia, Issia globulifera sp. n., which has diplocaryotic stages during its whole developmental cycle and disporoblastic sporogony, is described. Spores are eggshaped, 3.6 X 2.4 mu in size. During sporogenesis at the hind pole of spores in the place of their contact a globule holding spores together is formed. Spores and globule are covered by a compact pansporoblastic membrane.