See: carapace spine (g) [Martin, 2005].
A spine borne on the anteroventral margin of the carapace, ventral to the branchiostegal spine (in shrimps) [Hobbs, Hobbs, and Daniel 1977].
Marginal spine arising from the anteroventral angle or border of the carapace [Perez Farfante and Kensley, 1997].
Spine (in shrimps) located on anteroventral margin of carapace and ventral to branchiostegal spine [Hobbs and Jass, 1988].
Spine at anterolateral (anteroventral) corner or border of carapace in shrimps (Fig. 2) [Williams, 1984].
Spine located at anterolateral region of carapace [Butler, T.H.].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.