THE 



PERFORATED SERPULA. 



Generic Character. 



Animal refembling a Terebella. 



Shell univalve, tubular, adhering commonly to 

 other fubftances, (in many fpecies intercepted 

 internally by diffepiments at uncertain dis- 

 tances. ) 



Specific Character, &c. 



STRAIT CYLINDRIC SERPULA, with radi- 

 ated extremity: the dilk perforated by cylin- 

 dric pores. 



L*ARROSOIR ou le Pinceau de mer. 



Argenv, t. 3. fig. G. 

 Knorr, 4. t. 28. & 6. t. 40» 



'THE WATER-POT SERPULA. 



The very fingular ftruclure and appearance of the 

 prefent Ihell juftly rank it amongfl: the more curious 

 produdions of nature. The inhabiting animal is 

 unknown^ and we are confequently unacquainted 



with 



