SERPUL.4. 



1» Serpula vermicularis 



10 fascicularis 



11 Intestinum 



12 tontortuplicata 



13 glonierata 



14 deeussata 



15 — Infundibuluin, — (n) with an Ostrca, upon 



Avicula spinosa, Nob. — (hj upon a large Ser- 

 pula 

 IG filograna 



17 Verinicella 



18 cchinata, — (a) with its opercuhun, 



grouped upon Chamae, Sue; two small speci- 

 mens on Lace Coral 



19 sulcata 



20 dcntifera, (n) var. upon a piece of Coral; 



and with its (nicrcula 



21 hinibricalis, Dillw. (a) a large group 



attached to a Chama; C/iJ detached specimens 



22 fnscata 



23 inaiinui 



24 tikiisjmhtta 



VERMILIA. 



25 Vcrmilia triquctra, on Buccinum undatuni, 



and on Pecteu obsoletus; (a) ead. var. testS. 

 rubra, on Ostrca Crist a-galli 



GALE OL ARIA. 



20 Galcorlaria decumbens, Sowerby ; (a) on Eniar- 

 ginula aspcra; (b) on a Buccinum 



MAGILUS. 



2/ Magilus antirjuus 



