Cover photo by Gregg Darling. Find the Lined Claspertail in the FBIS database (Freshwater Biodiversity Information System) here. Family Gomphidae Identification Medium sized Length up to 48mm; Wingspan reaches 63mm. The Lined Claspertail is superficially similar to Crenigomphus hartmanni (Clubbed Talontail) in both size and general colouration. Onychogomphus supinus, however, has very differently shaped claspers, … Continue reading Lined Claspertail (Onychogomphus supinus)