While the official standard for Tamsins is very strict, Tamsin can also be used to refer to any sort of Dalmatian mix. Some may refer to these as “false Tamsins” but others will include them. This page contains some information on variations of the strict Tamsin standard.
Bat Tamsins
Smooth-coated Tamsin type chihuahua ears.
Pitdal, Pitdali, Pit Dali
Smooth-coated Tamsin type dogs with bulldog or scottie ears.