(Order Decapoda):
(a) antennal. On anterior margin slightly below orbit.
(b) branchiostegal. On or clsoe to anterior margin medially between antennal and pterygostomial spines. (c) hepatic. Below and posterior to lower branch of cervical groove. (d) infraorbital. On lower angle of orbit. (e) postorbital. At moderate distance posterior to middle of orbit. (f) postrostral. Immediately posterior to rostrum. (g) pterygostomial. On anterolateral angle. (h) suborbital. Slightly below and posterior to middle of orbit. (i) supraorbital. At moderate distance obliquely behind and above orbit; somtimes on postorbital carina [McLaughlin, 1980].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.