Mercatorum
Defined in 2 dictionaries — Black's (1891), Burrill (1850)
A Dictionary of Law
Henry Campbell Black · 1891
A writ for the delivery of a clerk out of prison, who was taken and incarcerated upon the breach of a statute merchant. Reg. Orig. 147. CLERICO CONVICTO COMMISSO GAOLA IN DEFECTU CRDINARII
A New Law Dictionary and Glossary
Alexander M. Burrill · 1850
<fec. See De clerico capto, <bc.