Here are some: Palliard, Whipjack, Kintchin-Cos, Hooker, Swigman, Jarkman, Tinkard, Curtal, Queerbird, Jacks of the Clock-House...
The scientific or taxonomic name would be Sorex vagrans.
Usually Jim or Jimmy is short for James
Tunis
"your name is" is correct English and when used in this way means both your full name or a part of your name (usually surname, depending on the context). "your names are" is also correct English, but...