This allele is defined by a complementation test mating with T/+, which produced tailless animals among the offspring. All compounds from matings of T/+ with t-haplotypes representing all known complementation groups had long tails. Therefore this allele represents a new complementation group.
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count