Taxa included

Foelix, R.F. & Hauser, M. (1979). Helically twisted filaments in giant neurons of a whip spider. European Journal of Cell Biology 19: 303–306.

Taxon
Heterophrynus batesii (Butler, 1873) (Amblypygi: Phrynidae) 303–305, Heterophrynus batesii (Butler)
Heterophrynus longicornis (Butler, 1873) (Amblypygi: Phrynidae) 303–305, Heterophrynus longicornis (Butler)