Lohmann (1993) – Revision des Cordulegastridae (part 2)… Lohmann (1993) – Revision des Cordulegastridae (part 2)… January 8, 2022 WOL team Comments 0 Comment Download PDF
Fraser (1929) – A revision of the Fissilabioidea (Cordulegastridae, Petalidae and Petaluridae)… Fraser (1929) – A revision of the Fissilabioidea (Cordulegastridae, Petalidae and Petaluridae)… January 8, 2022 WOL team Comments 0 Comment Download PDF
Morton (1916) – Some Palaearctic species of Cordulegaster Morton (1916) – Some Palaearctic species of Cordulegaster January 8, 2022 WOL team Comments 0 Comment Download PDF