Family Armadillidiidae - Pillbugs

Identification

1)

In Armadillidiidae the tails (uropods) are shorter than the last abdominal segment.

Most other families can not roll into a ball and have tails longer than the last abdominal segment.



In the following image Porcellio scaber is in the family Porcellionidae and Armadillidium nasatum is in the family Armadillidiidae. Note the length of the tails in each.





