590 



KULLKTIN OK THE UNITKIl STATES FISH C'OMMISMdN. 



encircling Ixiiiy below dorsal fin, expamlini; I'clow to include the breast, andbecuniino; intensely l>lack 

 abo\it base of ventrals; inner S or 4 ventral rays intensely black; upper half of axil dnsky; a blackish 

 streak at liase of I'audal, inchidinjj tlie npjter rndinientary rays; fjullet, gill cavity and peritoneum black. 

 Taken at the following stations: Nos. 38(i7, I'ailolo Channel, L'8-i to 290 fathoms; 3900, I'ailolo 

 Channel, I's:! to I'SO fathoms; o920, off south coastof Oahu Island, .'SO to 205 fathoms; 8952, vicinity of 

 Laysan Island, X^\ to 347 fathoms; 4081, off north coast cf Maui Island, 202 to 220 fathoms; 4082, off 

 north coast ..f Maui Island, 220 to 238 fathoms; 4090, I'ailolo Channel, 272 to 286 fathoms; 411'), off 

 n<irth«est, coast ol Oaliii Island, 195 to 241 fathoms; 1117, off northwest coast of Oalin Island, 282 

 to 253 fathoms; 4122, off southwest coast of Oahn Island, 192 to :152 fathoms; 4132, vicinity of Kauai 

 Island, 257 to 312 fathoms. 

 adiirdiildhaliiiiiii 1,11, liiU IIS (iillnTl ,1; Cramer, froi'. r. S. \;it. Mils., XI.X. 1S',I7, m\. pi. 30, tig, 2. 



Family B.\THVF1'KK()I]).+:. 



Bathypterois auteniiatus, new sjiecics. Fig. 235. 



Type, 105 rum. long, from station 4151, vicinity of I'.ird lslan<l, deptli 313 to SOO fathoms; No. 5100, 

 U. S, Nat, Mus. 



Head 22 hun.lredths of total length without caudal; dej.tli 14; depth of caudal pedum-le 7.5; 

 interorbital width 7.5; eye 2; snout 7; maxillary 14; length of ventrals 33; length of pectoral tilamenl 

 100; n. 15; .\. !l; 1". 2-10 or 11 ; V. !>; liranchi.istegals 13 or 14; .scales 5-56 or 57-8. 



.\iiterior nostril mid\\ay between tip of snout and unddle of eye, the 2 nostrils separated ordy by 

 the elevated miMubranous rim of anterior nostrils; posteriipr nostril elliptical in shape, twice the diam- 

 eter of the anterior; eye minute; maxillary comj)aratively broad, its greatest width ap|iroxiniately 

 eijualing the li'ngth of the tapering posterior portion; teeth mimite, in a narrowband on premax- 



Flc;. ^S."). — Bnihijiitn-oh niit, iiiintus iV\\Wv\. new siifcies. Typf. 



diaries and a wider band in the maudililes, the preiuaxillary band contined to anterior half or three- 

 fifths of the boni'; a few ndnute asperities in a patch on each side of the head of the vomer and on 

 the fi-orit of each palatine; gill-rakers very long, slender, toothed, 144-34 on the outer arch, 



( trigin of ilor.sal midway between tip of mandible and miildle of Interspace from adijio.se dor.sal to 

 caudal, or a short distance behiudaxil of ventral, its base very slightly overlapping front of anal and its 

 length 1.5 in hcail; about one-fourth of dorsal tin in thi' anterior half of body; distance from adijiose tin 

 to base of njiper ('audal rays one- third its distance from (jrigin of d(jrsal, or two-thirds its distance from 

 last dorsal ray; origin of anal midway Iietweeii head aixl liase of caudal fin; lower caudal lobe longer 

 than the upper, 3.4 in total length without caudal; upper ])ectoral ray injured in both our sijccimens, 

 but extending beyond caudal; it is forked as far forward as a jioint between vent and front of anal, and 

 the coalesced h;dves of the ray can be traced to the base; second ray joined to fir.st 1iy membrane,, and 

 verv short, about 0.2 length of head; Iielow this 10 or 11 very slen<ler di-sconnected rays, some of the 

 lower ones at least forked near tip, antl extending beyond origin of anal fin; the 2 outer ventral i-ay.s 

 wholly distinct, simple, elongated and flattened, ami with a soft white pad near their tips; in the type 



