Pygidial plate (in dorsal view) of male A E. australis (longer than wide and apically narrowed) B E. brumleyi paratype (nearly as long as wide and apically rounded) C E. flavofasciatus (longer than wide, with the lateral margins parallel) D E. asperatus (longer than wide and apically narrowed) E E. barberiellus (somewhat longer than wide and apically narrowed), and F T. concavus (longer than wide, with the lateral margins somewhat concave). Scale bars 1 mm.