latus

latus (noun; plural latera; Latin latus, side): (Arthropoda) 1. The side of the body. 2. (Arthropoda: Crustacea) In Cirripedia, any of the capitular plates except paired scuta and terga and unpaired rostrum, carina, subrostrum and subcarina of certain Lepadomorpha

See also: carinal, inframedian, lower lateral plates, rostral and upper latus.