Adapted for grasping or seizing [Butler, T.H.].
(Order Isopoda):
Adapted for holding or clinging [Kensley and Schotte, 1989].
(Order Isopoda):
Appendages (usually pereopods) adapted for holding or clinging, the dactyl is as long or longer than the propodus, strongly developed and recurved [Wetzer et al. 1997].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.