„Working hypthesis“ (5 species from 2/8 prosimian families)
General comments:
Prosimians do not have primitive primate karyotypes
Lemurs and Galagos share primate ancestral 3/21, 7/16 14/15 and 12/22
Possible ancestral prosimian chromosome forms include fission of chr. 1, 4, 5, 6, 8 and 15