semilunata, Diana Risso [A.] 1827:267, Pl. 7 (fig. 14) [Histoire naturelle des principales productions de l'Europe méridionale v. 3; ref. 3757] Nice, France, northwestern Mediterranean Sea. No types known. •Synonym of Luvarus imperialis Rafinesque 1810 -- (Topp 1973:476 [ref. 7209], Décamps 1990:1008 [ref. 19497], Bannikov & Tyler 1995:20 [ref. 22553]). Current status: Synonym of Luvarus imperialis Rafinesque 1810. Luvaridae. Habitat: marine.