eae PROCEEDINGS OF THE NATIONAL MUSEUM. 243 
Libiniw mexicana belongs to that section of the genus having open 
orbital fissures, a section which should perhaps form a new genus and 
be transferred te the Maiide. 
Prionorhynchus edwardsii Jacquinot and Lueas. 
Voy. au Pole Sad, Zool., m1, Crust., p. 8, pl. 1, fig. 1, 1853. (Filhol, Ree. Vénus, 11, 
Abth. 2, p. 367, 1886.) Miers, Jour, Linn. Soe. London, xtv, p. 662, 1879. 
Upper surface coarsely and densely granulous and closely set with 
short, coarse hairs. Dimensions in millimeters: Length, 107; width, 
including teeth, 97. 
Auckland Island; Otago University Museum, Dunedin, New Zealand ; 
one male (16297). 
Lissa chiragra (Fabricius). 
Cancer chiragra (Fabricius, Ent. Syst. 409, 47). Herbst, Natur. der Krabben und 
Krebse, 1, p. 243, pl. 17, fig. 96, 1790. 
Inachus chiragra (Fabricius, Sup. Ent. Syst., p. 357, 1798). 
Lissa chiragra Leach, Zool. Misc., 11, p. 70, pl. 83, 1815. (Desmarest, Consid. sur les 
Crust., p. 147, 1825.) (Risso, Hist. Nat. de ’Europe Mérid., v, p. 23). (Costa, 
Fauna Napoli, p. 17.) Milne Edwards, Hist. Nat. des Crust., 1, p. 310, 1834. 
(Latreille, Il. Ed. Rég. Anim., pl. 29, fig. 1.) (Heller, Crust. S. Europe, p. 47, 
pl. 1, fig. 26, 1863.) Miers, Jour. Linn. Soc. London, xrv, p. 663, 1879. Auri- 
villius, K. Sv. Vet.-Akad. Hand., Bd. 23, 1, p. 53, pl. 3, fig. 5, 1889. 
Pisa chiragra (Latreille, Encye., t. 10, p. 148). 
Maia chiragra (Risso, Crust. Nice, p. 47, 1816). 
An adult male from Naples (14508) was presented to the National 
Museum by the Rey. A. M. Norman. 
Tiarinia cornigera (Latreille?) Dana. 
Pisa cornigera? Latreille (Encycl. Meth., x, p. 141, 1825). 
Pericera cornigera? Milne Edwards, Hist. Nat. des Crust., 1, p. 335, 1834. Adams and 
White, Voy. Samarang, p. 18, 1848. 
Tiarinia cornigera Dana, Crust. U. 8. Expl. Exped., 1, p. 110, pl. 3, fig. 5, 1852. 
Stimpson, Proc. Acad. Nat. Sci. Phila., 1x, p. 217, 1857. Miers, Jour. Linn. Soe. 
London, Xtv, p. 664, 1879; Ann. Mag. Nat. Hist. (5), v, p. 228, 1880. Haswell, 
Cat. Austral. Crust., p. 28, 1882. 
Japan; H. Loomis; one female (16271). 
This species is distributed throughout the East Indies and the Indian 
Ocean. 
Pericera Latreille (amended). 
Latreille, Regne Anim. (2d ed., Iv, p. 58, 1829); translation 111, p. 43, 1831. Milne 
Edwards, Hist. Nat. des Crust., 1, p. 334, 1834. Dana, Crust U. S. Ex. Ex., 1, p. 
83, 1852. Saussure, Mém Soc. Phys. de Genéve, xrv, p. 426, 1857 (partim). A. 
Milne Edwards, Miss. Sci. au Mexique, pt. 5, 1, p. 49, 1873. Miers, Jour. Linn. 
Soc. London, xiv, p. 664, 1879; Challenger Rept., Zool., xv, p. 76, 1886. 
Carapace subpyriform, tuberculated or spinose, with a series of 
lateral spines. Prieocular spine well developed. Spines of rostrum 
long and more or less divergent. Interorbital space broad. Basal 
joint of antenne very much enlarged, usually with two small distant 
Spines at its distal end, not visible from above; sometimes, however, 
