Morphological, ultrastructural, and molecular description of Unicapsula fatimae n. sp. (Myxosporea: Trilosporidae) of whitespotted rabbitfish (Siganus canaliculatus) in Omani waters

对阿曼水域白斑篮子鱼（Siganus canaliculatus）体内新种法蒂玛单囊孢子菌（Unicapsula fatimae n. sp.）（粘孢子纲：三裂孢子科）的形态学、超微结构和分子描述