part of epicranial plate larval tentorium Abbr: Tn in ISBN:0-937548-00-6. TGMA:0001075 TGMA:0001075 The pair of endoskeletal struts of the cranium formed chiefly of the fused anterior and posterior tentorial arms. In mosquito larvae, the right and left halves of the tentorium are not connected as in generalized insects. default_namespace