Meiotic stages of Drassodes bifidus: A, diplotene; B, diakinesis; C, anaphase I - Drassodes serratichelis; D, pacyhtene; E, diplotene; F, anaphase II (black arrows indicate sex vesicle or sex chromosomes. Black arrowhead indicates chiasma with two chiasmata, white arrowhead indicates ring bivalent and asteriks indicate nuclei with 2n=12 chromosomes). Bar=10 µm.