FISHES. 
2631 
Division ACANTHOPTEEYGII XIPHIIFOEMES. 
50. Xiphias gladius, L. Swordfish. 
A small example, captured by a shrimper in Banffshire, is 
mentioned by Edward. 
Division ACANTHOPTEEYGII TEICHIUETFOEMES. 
51. Lipidopus caudatus {Eu;phr.). Scabbard Fish. 
52. Trichiurus lepturus, L. Hair-tail. 
Edward mentions that " a very fine specimen of this fish, 
which is rare in the British seas, and especially on the east 
coast of Scotland, was found in the Firth here in April 
1876. Although the head and tail were a good deal injured, 
it measured over. 12 feet in length." 
Division ACANTHOPTEEYGII COTTOSCOMBEIFOEMES. 
Family CARANGID^. 
53. Caranx trachurus (X.). Horse IVlackerel. 
Mr. Peach says this fish is often caught amongst mackerel, 
but always thrown away as worthless. 
54. Naucrates ductor (X.). Pilot Fish. 
Edward records a fine example from Banffshire. 
55. Lichia glauca {L.). Derbio. 
56. Capros aper (i.). Boar Fish. 
Eecorded from the south side of the Firth by both Edward 
and Gordon. 
