Arigomphus cornutus (Horned Clubtail) Arigomphus furcifer (Lilypad Clubtail) Arigomphus lentulus (Stillwater Clubtail) Arigomphus maxwelli (Bayou Clubtail) Arigomphus pallidus (Gray-green Clubtail) Arigomphus submedianus (Jade Clubtail) Arigomphus villosipes (Unicorn Clubtail)