MOLLUSC A. 



bottom of the sac; two oviducts take up the ova and pass them 

 out through two large glands which envelope them in a viscid 



placed hke he ovary,, communicates with a vas deferens which 



r wXt '"; ''"''" '"""' '''"'""' "" "'^ '^ft "f the anus. 

 A bladder and prostate terminate there likewise. There is 



reason to believe that fecundation is effected by sprinklinras 

 IS the case w th most Fishes Tn ,i, '^ "'K"ng, as 



most rjsnes. in the spawnnig season the blad- 

 der contains a multitude of little filiform bodies, which, by 



rTaTn " ''?", ""'"'"^'"' " "P'"^'^'' "= 0"'ent they 

 reach tl,e water, where they move about with great rapidity! 

 and diffuse a humour with which they are filled 



.J^r ,"'""""' "" ^'"^"'"" ""^ ''"'^' ' P-'^^^^^'^'l hoth of 

 agihty and numerous modes of seizing their prey, they destroy 



immense quantities of Fish and cLstacea' TheiT flesh "s 

 eaten ; then- ^nA ,s employed in painting, and the Indian, or 

 Lhina ink is supposed to be made from it(l) 



The Cephalopoda comprise but a single order, which is di- 

 vided into genera, according to the nature of the shell. 



Sepia, Lin. (3) 

 Which is now divided as follows: 



Octopus, l.^m.-Polypus of the ancients. 

 But two small conical granules of a horny substance, on the two 

 sides, of the thickness of the back; the sac, having no fin , rese^b s 

 an ova purse; eight feet, all of which are about equal, very la^e 

 proportion to the body, and united at base by a inemb ane; they a e 

 employed by the animal in swimming, crawling, and s i g " 

 prey. The length and strength of these limbs render them fefrfu 

 v^eapons, which it twines round animals; in this way it has even d" 

 sro ed men while bathing. The eyes are small in proportion ad 

 the skin contracts over them so tightly as to cover them entirely at 



coiSta'.hisid!:"'''"'' ''""""' "" "^ "*'" "" -'^- of China which 

 j2) M. de ElainviUe makes an order of them, which he calls the C,r,.,. 



CHIATA. 



