132 
240. 
241. 
FISHES. 
Order 6. PLECTOGNATHI. 
Fam. SCLERODERMI. 
Balistes maculatus Gm. 
Balistes capriscus Gm.  Pig-faced Trigger-fish. 
File-fish. 
Fam. GYMNODONTES. 
2. Tetrodon lagocephalus Z. Crop-fish, or Pen- 
nant’s Globe-fish. 
. Orthagoriscus mola (Z.). Short Sun-fish. 
Casual visitant of rare occurrence. F 
Scarborough, an adult cast ashore weighing 120 lbs., now in 
the Museum, figured by Yarrell (Ed. 3, vol. 11, p. 432). 
Redcar, one (Meynell, 1844). 
Bridlington, two or three (Meynell, 1844). 
Bridlington, one, Sept. 5th, 1840 (Boynton, MS.). 
Bridlington, one, Sept., 1855 (Boynton, MS.). 
Bridlington Bay, one caught, August, 1880 (Boynton, MS.). 
244. Orthagoriscus truncatus (fezz.). Oblong Sun-fish. 
Sub-class 3. CYCLOSTOMATA. 
Fam. PETROMYZONTIDZ. 
245. Petromyzon marinus Z. Sea-Lamprey. 
Resident, not uncommon on the coast; has been caught in 
the Ouse. 
246. Petromyzon fluviatilis Z. Lampern. River-Lam- 
rey. 
Poe resident, generally distributed and abundant. 
Some of our correspondents allude to this species as being 
migratory, and in one or two instances give dates of 
arrival and departure. he Dutch fishermen have for more 
than a century visited the Ouse for the purpose of pur- 
chasing these fish for bait. 
