Tetrathemis is a genus of dragonflies in the family Libellulidae. Species of Tetrathemis are found in Africa, Madagascar, Asia, New Guinea and Australia.
Species The genus Tetrathemis includes the following species: Tetrathemis camerunensis Tetrathemis corduliformis Tetrathemis denticauda Tetrathemis flavescens Tetrathemis fraseri - treefall elf Tetrathemis godiardi Tetrathemis irregularis - rainforest elf Tetrathemis irregularis cladophila - - rainforest elf Tetrathemis leptoptera Tetrathemis longfieldae Tetrathemis platyptera Tetrathemis polleni - black-splashed elf Tetrathemis ruwensoriensis Tetrathemis victoriae Tetrathemis yerburii
Etymology The genus name Tetrathemis is derived from the Greek τετρα- (tetra, "four") and -themis, from Greek Θέμις (Themis), the goddess of divine law, order and justice. In early odonate taxonomy, names ending in -themis were widely used for dragonflies. The name refers to the apparently four-sided triangle in the wings.
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