The first zoeal stage of Pseudoliomera speciosa (Dana, 1852) is described, illustrated and compared with known first stage zoeas of the Xanthidae MacLeay, 1838 subfamily Actaeinae Alcock, 1898. No first stage zoeal character or combination of characters defining the Actaeinae was found.
Crustacea, Decapoda, Brachyura, Xanthidae, Actaeinae, first stage zoea, Pseudoliomera speciosa.