| Arethaea phantasma | |
|---|---|
 | |
| Rio Grande Thread-leg Katydid (Arethaea phantasma) in the United States | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Orthoptera |
| Suborder: | Ensifera |
| Family: | Tettigoniidae |
| Subfamily: | Phaneropterinae |
| Tribe: | Insarini |
| Genus: | Arethaea |
| Species: | A. phantasma |
| Binomial name | |
| Arethaea phantasma Rehn & Hebard, 1914 | |
Arethaea phantasma, known generally as the Rio Grande thread-leg katydid or Rio Grande catydid, is a species of phaneropterine katydid in the family Tettigoniidae. It is found in North America.
