linearis, Porobronchus Kaup [J. J.] 1860:272-273, Pl. 3 (fig. D) [Annals and Magazine of Natural History (Series 3) v. 6 (no. 34) (art. 36); ref. 2582] Messina, Sicily, Italy, Mediterranean Sea. Syntypes: BMNH 1860.9.1.1 (1). •Synonym of Carapus acus (Brünnich 1768) -- (Arnold 1956:263 [ref. 5315], Markle in Nielsen et al. 1999:13 [ref. 24448]). Current status: Synonym of Carapus acus (Brünnich 1768). Carapidae: Carapinae. Habitat: marine.