FIGURES 1–12. Meiotic chromosomes of Eneoptera surinamensis. 1—Leptotene, arrow: sex chromatin; 2—Zygotene/Pachytene; 3—Pachytene/Diplotene; 4—Diplotene; 5—Diplotene, X1 and Y chromosomes linked; 6—Metaphase I; 7—Metaphase I with X1 and Y chromosomes linked; 8—Metaphase I with X1 and X2 chromosomes at equatorial plate; 9—Metaphase I with X1 in equatorial plate; 10—Anaphase I; 11—Anaphase I/Telophase I with X1 and Y chromosomes in equational division; 12—Telophase I, arrow: chromatin bridge. Conventions: sm—submediam euchromatic segment; st—subterminal euchromatic segment.