Cephalopod Sex Determination and its Ancient Evolutionary Origin
G. C. Coffing, S. Tittes, S. T. Small, J. O. Songco-Casey, D. M. Piscopo, J. R. Pungor, A. C. Miller, C. Niell, A. D. Kern
This study presents the first chromosome-scale genome of a female California two-spot octopus, revealing a ZO sex chromosome system and demonstrating the ancient origin of the sex chromosome in cephalopods.
bioRxiv · Feb 21, 2024Evolutionary Biology