i 4 6 SHELLS. Class VI. 



Very fmall \ adhering to fhells, eriiftacea and alg<e. 

 Tab. xci. fig. 155. 



Triquetra. Lin. Syft. 1265. No. 795* Faun. Suec. No. 2206. 

 156. Angu- 

 lar, 



S. with a triangular fhell, irregularly twirled. 



Adheres to (in a creeping form) ftcnes and othe^ 



fubftances. 



Intricata. Lin, Sjft. 1 265. No. 796. 



157. Com- 

 plicated. 



S. with a flender fhell greatly entwined, 



Adheres to fhells, &c. mcil intricately twifted. 



Tab. xci. fig. 15?. 



Contortvpli- Lin- Syft. 1266. No. 799. Lift, Conch, tab. 29. Jig. D* 

 cata. Faun. Suec. No. 2205* 



158. Twin- 

 ed. 



S. with a flrong, rugged, angulated fhell, entwined, 



Adheres to fhells, &a 



Tab. xci. fig. 158. 



Vertr.icularis. Lin. Syft. 1267. No. 805. Ellis Coral, tab. xxxviii./?. z. 



159. Worm. 



S. with a Gender, incurvated, taper, and rounded 

 (hell. 



According to Mr. £//;j, inhabits all our coafts. 



3 Ils 



