NO. 9 NEW DEEP-WATER FISHES MYERS 5 



JOHNSONINA, n. gen. 



Gcnotxpc. — Johnsonina erionuna. 



Teeth minute, weak, conical, about 40 in a single regular series in 

 each jaw. Snout short, blunt. Body deep, heavy, and compact. Gill 

 openings restricted, reaching down only to opposite middle of pectoral 

 base. Pseudobranchiae restricted to upper half of opercular wall. 

 Mouth terminal. Lips thin. Spinous dorsal origin well forward, the 

 spines 6 in number, the last buried deeply in the flesh. Eyes very large. 



Named in honor of Mr. Eldridge R. Johnson, sponsor of the 

 Tohnson-Smithsonian Deep-Sea Expedition. 



JOHNSONINA ERIOMMA, n. sp. 



Plate I, fig. I 



Holotypc. — U.S.N.M. no. 931 13 (Field no. 591 j. 113 mm standard 

 length ; from Caroline station 100, due north of Tobago Island, lati- 

 tude i8°38'45" N., longitude 64°52'45" W., to latitude i8°4o'i5" N., 

 longitude 64°5o'i5" W., March 4, 1933, otter trawl, 100 to 300 

 fathoms. 



Paratypcs. — U.S.N.M. no. 931 14 (Field no. 592-594) ; three speci- 

 mens, III to 117 mm standard length; same data as holotype. 



Paratype. — U.S.N.M. no. 931 15 (Field no. 651); one specimen, 

 106 mm standard length ; from Caroline station loi, north of Tobago 

 Island, latitude i8°4o'3o" N., longitude 64°5o'oo" W., to latitude 

 i8°45'4o" N., longitude 64°48'oo" W., March 4, 1933, otter trawl, 

 190 to 300 fathoms. 



Paratype. — U.S.N.M. no. 931 16 (Field no. 439) ; one specimen, 

 61 mm standard length; from Caroline station 81, north-northwest 

 of Culebra Island, latitude i8°29'45" N., longitude 65°25'5o" W., 

 to latitude i8°35'3o" N., longitude 65°23'54" W., February 26, 1933, 

 otter trawl, 200 to 400 fathoms. 



Dorsal spines 6, decreasing in length and stoutness to the last, which 

 is buried almost to its tip in the flesh. Length of first spine equals 

 slightly more than half body depth in adult specimens, comparatively 

 longer in half grown. Soft dorsal 15. first and last rays short and 

 slender, base of first ray only a very short distance behind tip of sixth 

 spine. Basal half of anterior dorsal spines with a dermal covering of 

 minute asperities, these being larger on the lateral faces of the spines. 

 Soft dorsal rays with minute asperities for more than half their length. 

 Distal ends of dorsal spines longitudinally grooved. Origin of spinous 

 dorsal slightly anterior to vertical of gill opening, far anterior to mid- 

 dle of standard length. 



