ch3a                    Data with a phenotype error
ch3b                    Data with bad markers
ch3c                    Data with misplaced markers
gutlength               Gut length intercross data
iron                    Iron levels intercross data
myocard                 Myocarditis intercross data
nf1                     Neurofibromatosis type 1 backcross data
ovar                    Interspecific backcross in Drosophila
trout                   Rainbow trout doubled haploid data
