22 Pisces . 
PISCES. 
Halargyreua brevipea f n. sp., id. t. c. p. 295, pi. xxv, fig. 5, Coast of 
Morocco, 1319 m. 
. Merlangm argenteus, Guich., described by Vaillant, t. c. p. 302. 
Raniceps bifurcus, Art. : on its presence on the coast of Boulogne : 
Sauyage, Bull Soc. Zool. xiii, p. 229. 
Murcenolcpis orangiensis , n. sp., Vaillant, Miss. Sci. Cap Horn, Poiss. 
p. 20, pi. iv, fig. 2, Orange Bay, Straits of Magellan. 
Sympodoichthys faaciutus , n. g. & sp„ for a larval form of uncertain 
affinities ; FacciolA, Nat. Sicil. vii, p. 169, Messina. 
OPHIDIID-E. 
Brotula jerdoni , n. sp., Day, Suppl. Fish. Ind. p. 804, Madras. 
Dicrolene introniger , Goode & Bean, described and figured by Vaillant, 
Exp4d. Trav. & Talism. p. 258, pi. xxiii, fig. 2. 
Porogadus nudus , p. 262, pi. xxiv, fig. 2, and subarmalus, p. 265, 
pi. xxiv, fig. 3, n. spp., id. t. c ., Cape Verde, 2324-3200 m. 
Sirembo guentheri (= Mixonus laticeps , Gthr.), pp. 268 & 386, pi. xxiv, 
fig. 5, Cape Verde, 3200 m., meriostoma, p. 270, pi. xxiii, fig. 3, Banc 
d’Arguin and Cape Verde, 1230-1442 m., murcenolepis (= Diplacantho- 
porna brachysoma , Gthr.), pp. 273 & 386, pi. xxiii, fig. 4, Coast of 
Soudan, 410 m., microcephalus , p. 275, pi. xxiv, fig. 4, Cape Verde, 3200 m., 
and oncerocephalm , pp. 277 & 387, pi. xxiv, fig. 6, Cape Verde, 3200 m., 
n. spp., id. t. c. 
Bythites crassus , n. sp., id. t. c. p. 279, pi. xxv, fig. 1, Atlantic, 4255 m. 
Alexeterion , n. g. Head short ; mandible projecting beyond the upper 
jaw ; mouth directed upwards ; fine teeth in both jaws, none on vomers 
or palatines ; eye rudimentary ; no barbel ; branchial opening widely 
cleft ; branchiostegal membrane free ; vent remote from the throat ; 
vertical fins confluent; pectorals distinct ; no ventrals. Id. t. c. p.282. 
A. parfaiti, n. sp., id. t. c. p. 283, pi. xxv, fig. 2, Atlantic, 5005 m. 
Pteridium atrum , Risso : notes by Bellotti, Atti Soc. Ital. xxxi, 
p. 222. 
Magrueid^:. 
Bathygadua melanobranchus , n. sp., Vaillant, Exp&l. Trav. & Talism. 
p. 206, pi. xviii, fig. 1, Coasts of Morocco and Soudan and Canaries, 834- 
1590 m. 
Hymenocephalua itaUcu8 } Gigl., p. 211, pi. xix, fig. 1, globicepa , Vaill., 
p. 214, pi. xx, fig. 1, and longijilis , p. 218, pi. xxiii, fig. 1, described and 
figured; id. t. c. II. dispar , n. sp., id. t. c. p. 221, pi. xxiv, fig. 1, Coast of 
Morocco, 1105 m. 
Cory phcenoide8 sublcevis , pp. 225 & 386, pi. xix, fig. 2, Coasts of Morocco 
and Soudan and Cape Verde Is., 140-2260 m., asperrimus , p. 229, pi. xviii, 
fig. 2, Coast of Morocco aud Azores, 1257-1590 m., and gigas i p. 232, 
pi. xx, fig. 2, Atlantic, 4165-4255 in., n. spp., id. t. c. 
Macruru8 scUrorhynchus , Val., p. 237, pi. xxii, fig. 2, cculorhyncJius , 
Risso, pi. xxv, fig, 3, trachyrhynchus , Risso, pi. xxi, fig, 2, and japonicu8 } 
Sclileg., pi. xxi, fig. 1, figured ; id. t. c. M. guentheri , pp. 241 & 386, 
