prosartema

Long, thin, ciliated lobe arising dorsally from proximomesial border of first antennular segment and extending anteriorly; found in Penaeidae. (Syn. dorsal eye brush) [Williams, 1984].

Process arising from mesial margin of first article of antennule (Dendrobranchiata) [Poore, 2004].

Scale implanted on inner margin of basal segment of antennular peduncle in Penaeidae [Moore and McCormick, 1969].

Scale implanted on inner margin of basal segment of antennular peduncle [McLaughlin, 1980].

Variable in shape, thin, sometimes scalelike process arising from the mesial base of the first antennular segment, and extending distally (Fig. 3B) [Perez Farfante and Kensley, 1997].

(Order Decapoda):

In shrimp-like (natantian) decapod, long, lobe- or scale-like projection from inner (medial) margin of first antennular segment. (Syn. dorsal eye brush) [Stachowitsch, 1992].