Maryland Code, Natural Resources § 4-801

(a) In this subtitle the following words have the meanings indicated.

(b) “Buckram crab” means a crab that has a paper shell.

(c) “Crab” means the blue crab species.

(d) “Green crab” means an under-developed peeler.

(e) “Peeler” means a crab which has a soft shell that is developing under the hard shell, on which there is a white, pink, or red line or rim on the edge of that part of the back fin next to the outer section of this fin.