dex·tral 
(dĕkstrəl)
(dĕkstrəl)adj.
1. Of, relating to, or located on the right side; right.
2. Right-handed.
3. Zoology Of or relating to a gastropod shell that coils clockwise and has its aperture to the right when facing the observer with the apex upward.
dex·trali·ty (dĕk-strălĭ-tē) n.
dextral·ly adv.