. The practical study of malaria and other blood parasites. Malaria; Mosquitoes; Trypanosoma; Blood. 329 6. H. lacertarum (— Karyolysus lacertamm) (Fig. 72).—Found in the blood of Lacerta agilts, L. miivalis,. and L. ocellata. The parasite has a more compact form than some of the other haemogregarines. They exert a marked action on the red cells, which become much enlarged and anaemic, and, as the name of the species implies, a disintegrating action on the nucleus is one of its effects. The nucleus is either pressed to the side or broken up into P'^ff- 73- (i) H. mesnili, shewing c


. The practical study of malaria and other blood parasites. Malaria; Mosquitoes; Trypanosoma; Blood. 329 6. H. lacertarum (— Karyolysus lacertamm) (Fig. 72).—Found in the blood of Lacerta agilts, L. miivalis,. and L. ocellata. The parasite has a more compact form than some of the other haemogregarines. They exert a marked action on the red cells, which become much enlarged and anaemic, and, as the name of the species implies, a disintegrating action on the nucleus is one of its effects. The nucleus is either pressed to the side or broken up into P'^ff- 73- (i) H. mesnili, shewing characteristic looped Vermicule ; (2) H. laverani, shewing characteristic hooked Vermicule and tivo bright Granules {after Simond) ; 3 H. higemina in Blood of Blennies {after Minchin) The parasite in its endoglobular stage becomes encysted, and is then called a cytocyst. Further, it appears as if at this stage sexual differences appeared, for some of these cysts- divide up into about a dozen macromerozoits (Fig. 72), while others divide up into twice as many or more micromerozoits. Corresponding to these we have free forms in the liver, twelve by three m and eight by two m respectively. According to wSchaudinn it is transmitted by an Acarine. 7. H. lacazei (= Haemocytosoon claratiifn).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Stephens, John William Watson, 1865-; Christophers, S. R. (Samuel Rickard), 1873-; Liverpool School of Tropical Medicine. London, Pub. for the Univ. Press of Liverpool by Williams & Norgate


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