title: [Cytogenetics of fleas (Aphaniptera). II. Xenopsylla cheopis Rothschild, 1093, and Leptopsylla segnis Schönherr, 1811].
mesh_terms: D000818:Animals; D005075:Biological Evolution; D002875:Chromosomes; D003582:Cytogenetics; D005260:Female; D007621:Karyotyping; D008297:Male; D008540:Meiosis; D008938:Mitosis; D010063:Ovum / Q000254:growth & development; D012730:Sex Chromosomes / Q000032:analysis; D005423:Siphonaptera / Q000166:cytology*; D013094:Spermatozoa / Q000254:growth & development
vernacular_title: Die Cytogenetik der Flöhe (Aphaniptera). II. Xenopsylla cheopis Rothschild, 1093, und Leptopsylla segnis Schönner, 1811.