r 21 ] 



fervice to old ones, in deftroying the eggs of in* 

 fe&s, if they be fufpe&ed. 



Small quadrupeds, all kinds of reptiles, as 

 fnakes, lizards, and frogs; fifh (a) of all forts 

 and fmall tortoifes, with fea eggs (#), and fea 

 liars, may be put into brandy, rum, arrack, or 

 firft runnings, with the addition of a little 

 alum. 



Shells conftitute an extenfive part of natural 

 hiftory, and may be collected in great plenty 

 and variety on the mores of moft iflands and 

 continents. Thofe which are found with the 

 fifh in them, are the moft valuable for the 

 brightnefs of colour, and fmoothnefs of furface, 

 as they lofe that beauty and polifh, when they 

 have been longexpofed to the fun. In bivalves, 

 or thofe having double fhells, as cockles, oyflers, 

 Sec. both the fhells mould always be collected. 

 It is fufficient in packing up fhells, to prevent 

 their rubbing againft each other, which may be 

 effected by means of paper, mofs, fancl, Sec. 

 Some of the fhell-fifh may be preferved in 

 fpirits, as this might prove an ufeful addition to 

 the knowledge of this department of natural 

 hiftory. 



incifion on the belly, and carefully differing the flemy 

 parts from the fkin, which are but flightly attached to 

 it in confequence of the putrefcency ; the fkin is then to be 

 filled with cotton and tow, as directed for birds, and lailly 

 to be fewed up where the incifion was made. 



{bj The echini, or fea eggs, may alfo be dried; they 

 are however liable to be broken. 



The 



