X4* SHELLS. Class Vt 



of the furface of honey-combs : compofed chiefly 

 of fand, with very minute fragments of fhells. The 

 tubes fometimes above three inches long. 



Found on the weftern coafts of Anglefea\ near 

 Crkcetby Caernarvon/hire -, and near Yarmouth. It 

 covers the rocks for a confiderable fpace near low- 

 water mark. 

 Tak Ysin.fig. 162. 



Tubiformis. Nereis cylindracea belgica. Pallas. Mifc. Zool. p. 211. tab. ix. 

 163. Tube. fig* 3- 



S. with a cafe of a taper (trait form 5 made up of 

 minute particles of fand, moft elegantly put toge- 

 ther. 



Its animal defcribed at No. 34. 



Common on all our fandy fhores. 



Tab. xcii. Jig. 163. 



F 1 N I S. 



E R R A 



T 



A. 



Page 5 6. — ' — /VSipunculus 



read Siphunculus. 



74. — Barnacle 





— — Bernacle. 



In the P'ates. 







Plate XXV. —N° 41. 





Plate XXVI. 



LIX. — N° 80. 





— Lxr. 



