One of two segments of eyestalk (when segmented), bearing cornea [McLaughlin, 1980].
One of two segments of eyestalk, articulating with basophthalmite proximally and bearing corneal surface of eye distally [Moore and McCormick, 1969].
(Order Decapoda):
Distal of typically two segments (basiophthalmite, podophthalmite) of eyestalk (ocular peduncle); bears cornea [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.