Parthinus
Could not find Parthinisque in Logeion dictionaries.
Parthinisque Proper-name noun: masculine ablative plural, Proper-name noun: masculine dative plural of Parthinus
Parthīnus, v. 3. Parthus.
Parthīnus, (16) a, um, de Parthum [ville dʼIllyrie, près de Dyrrachium] : Suet. Aug. 19 || subst. m. pl., Parthini Cæs. C. 3, 11, 3 ; Cic. Pis. 96, habitants de Parthum.