186 BULLETIN OF THE 



Sternoptychid.se. 



39. Sternoptyx diaphana, Hermann. 



40. Argyropelecus hemigymnus, C'occo. 



41. Cyclothone lusca, new species and genus. 



Scopelidee. 



42. Scopelus Mulleri (Gmelin), Collett. 



Microstomidae. 



43. Hyphalonedrus chalybeius, Goode. 



Saccopharyngidae. 



44. Saccopharynx flagellum, Mitchill. 



Synaphobranchidae. 



45. Synaphobranchus pinnatus (Gronow), Gunther. 



Muraenesocidae. 



46. Nettastoma procerum, new 6pecies. 



Nemichthyidae. 



47. Nemichthys scolopaceus, Richardson. 



Leptocephalidae. 



48. Leptocephalua sp. (Perhaps larva of Synaphobranchus.) 



Raiidae. 



49. Raia plutonia, Garman (new to this collection). 



50. Raia ornata, Garman (new to this collection). 



Scylliidse. 



51. Scyllium retiferum, ( I arman (new to this collection). 



Myxinidae. 



52. Myxine glutinosa, Linne. 



