It can be distinguished from all other Psednos species by the low number of vertebrae (38).
It was once believed that the sexes might be distinguished before birth by the number of heart beats occurring within a minute.
The two models are distinguished by the number of doors: one and two, respectively.
The functions are distinguished by the number or types of their formal parameters.
They can usually only be distinguished by the number of gill rakers each possesses.
Grades are distinguished by the number of threads per inch in each direction.
It was also distinguished by the number of practicing architects on its faculty.
His reign is especially distinguished by the number and beauty of his medals.
Party systems can be distinguished by the effective number of parties.
The male can be distinguished by the number of complete bands, having five as opposed to the females' four.
