186 BULLETIN OF THE 



Sternoptychidae. 



39. Sternoptyx diaphana, Hermann. 



40. Argyropelecus liemigymuus, Cocco. 



41. Cyclothone lusca, new species and genus. 



Scopelidae. 



42. Scopelua Miilleri (Gmelin), Collett. 



MicrostomidaB. 



43. Hyphalonedrus chalybeius, Goode. 



Saccopharyngidae. 



44. Saccopharynx flagellum, Mitchill. 



Synaphobranchidae. 



45. Synaphobranchus pinnatus (Gronow), Gunther. 



Muraenesocidae. 



46. Nettastoma procerum, new species. 



Nemichthyidae. 



47. Nemichthys scolopaceus, Richardson. 



Leptocephalidae. 



48. Leptocephalus sp. (Perhaps larva of SynaipJiohranclius.) 



Raiidae. 



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



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



Scylliidae. 



51. Scyllium retiferum, Garman (new to this collection). 



Myxinidae. 



52. Myxine glutinosa, Linnk. 



