PISCES. 103 



Sp. Argyro-pelecus hemigymnus Cocco, C. L. Bonap. Faun. Ital. iii. Tab. 

 121, fig. 3, Cuv. R. Ani., ed. ill., Poiss. PI. 103, fig. 3; with round 

 silvery spots along the belly, li inch long; in the Mediter. Sea; — Argyro- 

 pelecus Olfersii Valenc, Sternoptyx Olfersii Cuv. R. Ani., sec. ildit., PI. 

 13, fig. 2; from the Atlantic Ocean near the Canary Islands, and found 

 close to the Cape of Good Hope, from which last locality the museum of 

 Leyden has received specimens of this sj)ecies. 



Oonostoma Rafin., Valenc, Oonostomus Cocco. Intermax- 

 illary bones short, the supramaxillary especially forming the upper 

 margin of mouth. Maxillary teeth in a single row, acute, conical, 

 in most very small, with few large interposed. Palatine teeth small, 

 sharp, crowded. Branch iostegous membrane with fourteen rays. 

 First dorsal fin remote, placed over the commencement of the long 

 anal fin. Scales moderate, deciduous. 



Gonostoma denudata (or better, Gonostomiis acanthurtis Cocco) C, L. 

 Bonaparte, Faun. Ital. iii. Tab. 119, fig. i, Mediter. Sea. 



ChauJiodus Bloch, Schn. Head large, short in front of eyes, 

 with gape of mouth very large. Maxillary teeth in a single row, 

 conical, acute, the anterior long, exsert. Palatine teeth remote, 

 acute, in a single row. Anterior dorsal fin near the head, remote 

 from the second by a long interval. Scales large, thin, deciduous. 

 Branchiostegous membrane with seventeen rays. 



Sp. Cliauliodus Sloani Bloch, Syst. Iclith. Tab. 85, Chauliodus setinotus 

 BoNAP. Faun. Ital. in. PI. 123, fig. 2, Medit. Sea. 



b) Intermaxillary hones long, descending hy the side of supra- 

 maxillary ., forming the uiiper margin of mouth. 



Scopelus Cuv. Maxillary teeth small, numerous, in several 

 rows ; palatine teeth very small, tongue smooth. Gape of mouth 

 large. Branchiostegous membrane with nine rays. Scales often 

 deciduous. 



Sp. Scopelus Humloldtii Cuv., Gasterttpelecus Humboldtii Risso, Ichthyol. 

 de Nice, 1810, PI. 10, fig. 38; — Sco2Jelus Fenoisti Bonap. Faun. Ital. iii. 

 Tab. 1 19, fig. 4, Medit. Sea ; — Scopelus horealis Nilsson, Steoem Skrivier af 

 Nafurhistorie-Selskabet, 11. 2, 1793, Tab. i. fig. 2, from the coast of Norway, 

 &c. They are all small fishes with silvery spots on the sides, and below 

 on the belly. 



To this genus ought to be refen-ed Lampanyctus, Ichthyococcus of C. L. 

 BoNAPABTE, Maurolicus Cocco, Bonap., and Myctophmn Rafin., Bonap. 

 To Maurolicus, which genus J. Mueller retains, this author refers the 

 Scopelus iorealis, which we have recorded above. 



