Of the Barnacle. 99 



IVficrofcope fhews them to be, which 

 runs the whole Length of each Horn; 

 in which Particular they feem to re- 

 ferable thofe of the Shrimpy Cray- 

 Fifldy and Lobjler. 



In the midfl of this Groupe of Plate VL 

 Horns, juft above the Mouth, is a hoi- %• 5* 

 low Trunk, confiding of a jointed 

 hairy Tube, which inclofes a long 

 round Tongue, if I may fo term it, 

 refembling that of the Woodpecker y 

 and may, as I imagine, be occa- 

 fionally darted out of its Sheath at 

 the Aperture, or retraded ; and thus it 

 is reprefented in the Figure taken from, 

 the Objedt itfelf in the Microfcope 

 immediately after Separation from 

 the Head of the living Barnacle ; 

 upon which occafion I could per- 

 ceive the Extremity of the Tongue 

 often emerge at the Aperture, and 

 return into its Sheath by a con- 

 vulfive Motion^ which it retained af- 

 ter Avulfion for a confiderable Time, 



The Moutli of this Animal is fin- pkte VI, 

 gular in its Kind, confiding of fix % *• 

 Laminae, which go off with a Bend, 

 indented like a Saw on the convex 

 H z Edge, 



