222 
The Riftory of A N I M A L 8, 
that the Laplanders feed in a great meafure on it. The generality of authors call it 
Umbla minor, and Umbla lacuftris minor 5 Aldrovand, Umbla minor alia. 
The other fpecies of Salmo are, i. The Salmo fpotted with grey, and with the 
extremity of the tail even 3 this is called the Grey Salmon, and fimply the Grey 2 
The fmaller Salmo, with five feries of teeth in the palate 3 this is called the Charr* and 
the gilt Charr in Weftmoreland, where it is very common. Gefner calls it Salmo vel 
Trutta Benaci lacus3 the generality of other authors, Carpio lacus Benaci. 3. The 
broader-bodied Salmo, with black and red fpots, and with an even tail 3 this is fre¬ 
quent in the North of England, where it is called Scurf and the Bull Trout 5 Charle- 
ton calls it Trutta taurina 5 and Johnfton and Willughby, Trutta Salmonata. 4. The 
yellow-backed Salmo, with yellow fpots and a forked tail: this is called by authors 
Salmarinus and ■Salamandrino 5 it’s head is fhorter and more rounded than that of any 
other fpecies, and it feldom exceeds a' foot in length. 5. The forked-tailed Salmo, 
with the lateral lines bent upwards j this is called by authors the Umbla major and 
Umbla prior, and the Salmo lacus Lemani. 6. The oblong Salmo, with two feries 
of teeth on the palate, and with the fpots only black5 this is called by the Germans, 
who have it in great abundance, Huch; authors call it Trutta pifcinaria and Trutta flu- 
viatilis altera. 7. The forked-tailed Salmo, with only black fpots, and with a longi¬ 
tudinal furrow in the belly: this is the fpecies which authors in general call the Trutta 
Salmonata and Parvus Salmo5 others call it Trutta lacuftris5 Gefner, Trutta magna 
lacuftris 3 and Aldrovand, Trutta lacuftris, five Trutta lacus Benaci. 8. The fmaller 
Salmo, with only bright red fpots. 
E S O X. 
r T^ H E body of the Efox is of an oblong figure : there is a fin, not very large, at 
JL the extremity of the back toward the tail: the branchipftege membrane has 
fourteen bones. 
Efox roflro plagio-plateo. 
The Efox , with a depreffed rojlrum . 
%i)c 
This grows to a very confiderable fize in waters, where there is plenty of food ; we 
meet with it of three feet in length in Whittlefea Meer, and in fome of the rivers in 
Northamptonfhire 3 but from fourteen inches to two feet is it’s more ufual fize: the 
head is of a very odd figure 3 it is oblong and obtufe at the extremity, from the eyes 
to the extremity of the roftrum it is depreffed, and the reft of it reaching on the hin¬ 
der part, from the eyes to the back, is comprefled : the body is oblong, and of a fi¬ 
gure approaching to quadrangular: the back, from the head- to the fin, near the extre¬ 
mity, is flatted3 the fides are alfo flatted 3 and the belly, from the gills to the anus, is 
alfo flatted : the lower jaw projeds a little beyond the upper5 the opening of the mouth 
is large, and the noftrils are very confpicuous3 they have a double aperture, and 
are fituated juft before the eyes: the eyes are large, and their iris is yellow, though 
often clouded with blackifh, greenifh, and other colours: the pupil is oval and bluifh 3 
there are twelve duds or foramina in the head 3 fix of thefe are fituated behind the 
eyes, two between the apertures of the noftrils, and two before them, and two be¬ 
tween the eyes 3 befide thefe, there are alfo feveral other fmaller ones on the verge of 
the lower jaw, and about the hinder part of the head. 
The teeth are very numerous and very regularly arranged 5 there is a fingle feries of 
them in the verge of the lower jaw 3 the anterior ones of thefe are fmaller 5 the hin¬ 
der ones large, and all of them alternately fixed and moveable 3 the upper jaw has no 
teeth at the fides, but about the extremity there is a row of fmall ones 3 there are three 
feries of teeth on the palate 3 thefe run parallel to one another in a longitudinal diredion 3 
the middle one of thefe confifts of very fmall teeth 3 the two outer ones are compofed 
of larger, all of them pointing inward and moveable : the tongue is a little bifid 
at the extremity, and is furnifhed with a number of fmall teeth, and the fauces be¬ 
hind the Longue are alfo furnifhed in the fame manner : there are two oblong bones in 
the hinder part of the fauces, furnifhed with teeth 3 and above thefe there are four 
others, which are alfo armed in the lame manner. 
