(Order Decapoda):
See: carapace spines (g) [McLaughlin, 1980].
(Order Decapoda):
In shrimp-like (natantian) decapod, anteriorly directed, spine-like projection located below branchiostegal spine on anterolateral corner or carapace [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.