A chromosomal analysis of eleven species of Gyrinidae (Coleoptera)
- R. Angus, Teresa C Holloway
- BiologyComparative Cytogenetics
- 21 March 2016
Karyotypes are presented for 10 species of Gyrinus Geoffroy, 1762 and for Orectochilus villosus, which have karyotypes comprising 13 pairs of autosomes plus sex chromosomes which are X0 (♂), XX (♀), with the X chromosomes the longest in the nucleus.