DISCUSSION OF SPECIES AND THEIR DISTRIBUTION. 



471 



Youug specimens of this species were secured by the Blake from station rccxxvii in 

 340 00' 30" N. lat., 700 10' 30" W. Ion., at a depth of 17S fathoms; and from station cccsiv, 

 in 320 24' N. hit., 78° 44' W. Ion., at a depth of 1 12 fatlioms. 



The Finli Hawk ohtaiufd specimens as follows: No. 2!»05r), U. S. N. :\r., from station 

 1046, ill 380 33' JST. lat., 73° 18' W. Ion., at a depth of 104 lathoms; No. 29058, U. S. N. M., 

 from station 1047, in 38^ 31' N. lat., 73° 21' W. long-., at a depth of 1.5G fathoms; No. 28789, 

 U. S. N. M., from station 940, in 39° 54' N. lat., &.)o 'A' 30" W. Ion., ..t a depth of 93 

 fathoms; No. 26023, U. S. N. M., from station 869, in 40° 02' 18" N. lat., .0° j3' 06" W. Ion., 

 at a depth of 192 fathoms; No. 26030, from station 871, in 40^ 02' 54" N. lat., 70° 23' 40 W. 

 Ion., at a depth of 115 fathoms. 



The Albatross obtained specimens from station 2264, in 37° 07' 50" N. lat., 74° 34' 20" 

 W. Ion., at a depth of 167 fathoms; station 2425, in .".»!= 20' 24 N. hit., 74° 46' 30" W. Ion., 

 at a depth of 119 fathoms; and station 2426, in 36° 01' 30" N. lat., 74° 47' 30" W. Ion., at a 

 depth of 93 fathoms. 



TABLK OP MEASCREMENTS. 



Current number of specimen . 

 Locality 



26,023. 

 869. 



26,0.'i0, 

 871 (young). 



ItilU- 

 meters. 



Extreme length 



Length to end of middle caudal rays 



Body : 



Greatest height at origin of dorsal 



Greatest width under pectorals 



Height at ventrals 



Least height of tail 



Head: 



Greatest length 



Distance from snout to nape 



Greatest width 



Width of interorbital area 



Length of .«nout 



Lengl li of operculum 



Length of maxillary 



Length of mandible' 



Distance from snout to orbit 



Diameter of orbit, longitudinal 



Width of month opening 



End of frftntal spine to symphysis of maxillaries . 



Length of barbels ". 



Dorsal (spinous) : 



Distance from snout 



Length of base 



Greatest height, second apintj 



Height at iirst spine 



Height at last spine 



Width of upper surface of occipital plate 



Length of upper surface of occipital plate 



Width of upper surface of nuchal plate 



Length of upper surface of nnch.d jilafe 



Anal: 



Distance from snout 



Length of base 



Height at first spine 



Height at second spine 



Height at third spine 



Heiglit at last spine 



Caudal : 



Length of midde rays 



Length of external rays 



Pectoral": 



Distance fr^nti snout 



Length . 



Ventral : 



Distance from snout 



Distance from symphx sisof mandil)lcs . 



Length 



Isthmus 



Dorsal 



A nal 



('auda! , 



Pectoral 



Ventral 



Number of plates in lateral line 



From anterior edge of frontal plate to end of frontal spine 



1 oaths of 

 length. 



Milli. lOOths of 

 meters. ! length. 



100 



19.50 

 20 



19.50 

 2.75 



40.50 

 :12. 75 

 29 ! 



6.75 

 22.50 

 10 



12 I 

 12. .50 

 21 



0. .50 

 12 



7 

 29 



:!K. 25 

 ,53. 50 

 10.75 

 10 



3 



7 



4. 73 



6. ,50 



5 



53.50 

 ■M 



3.50 



6.50 



8 



4 



9.50 



33 

 18.25 



31 



37.25 

 17..50 i 

 15.50 ' 

 VII, 18 I 

 18 



16 ! 

 2-HO 





 28 



9.50 



53 

 45 



19 

 15 

 18 

 3 



30 

 12 

 18 



7 

 14.50 

 13 

 19 

 10 

 13 



6 

 10 



40 



53.50 

 10.75 

 10 



C 

 12.50 



8 



6.25 



3 



51 

 40 



3 



7 



34 

 14 



30 

 40 

 20 

 15 



vn,i8 



18 



