Children (16 direct children, 21 direct and indirect children):
Arethaea arachnopyga
Big bend thread-leg katydid
Arethaea ambulator
Hill country thread-leg katydid
Arethaea brevicauda
California thread-leg katydid
Arethaea carita
Carita thread-leg katydid
Arethaea coyotero
Mojave thread-leg katydid
Arethaea constricta
(tree size 2)
Prairie thread-leg katydid
Arethaea gracilipes
(tree size 3)
Thin-footed thread-leg katydid
Arethaea grallator
Stilt-walker katydid
Arethaea insaroides
Arethaea limifera
Arethaea mescalero
Mescalero thread-leg katydid
Arethaea phalangium
Eastern thread-leg katydid
Arethaea phantasma
Rio grande thread-leg katydid
Arethaea polingi
Poling thread-leg katydid
Arethaea sellata
Sellate thread-leg katydid
Arethaea semialata
Chihuahuan thread-leg katydid