350 ADDENDA AND CORRIGENDA. 



Spirorbis minutus, Flem. Edinb. Enctfcl vii. 68. Johnston, Ann 6f Mag. 



Nat. Hist. xvi. 452. 

 Hetcrodisca minuta, Fl€7n. Edinb. Phil. Journ. xii. 247. 



(a) Falmouth (on stones), W. P. Cods. 



(b) Scarborough (separate specimens). 

 (<•) Milton (on a stone), Ilus. Montagu. 



In his " Index to the British Annelides," in the Annals and Maga- 

 zine of Natural History, vol. xvi., 1845, Dr. Johnston has given 

 a list of a good many other species which have been described by 

 various naturalists. As specimens do not exist in the National Col- 

 lection, we shall merely give here the species as mentioned in the work 

 above quoted. 



Sp. 8. Spirorbis carinatus. 



Serpula cariuata, Mont. Test. Bi'it. 502. 

 Spirorbis carinatus, Flem. Edinb. Encycl. vii. 68. 



Sp. 9. Spirorbis Montagiii. 



Serpula, n. sp., Mont. Test. Brit. 502. 



Spirorbis Montagui, Fk>7n. Edinb. Phil. Journ. xii. 245. 



Sp. 10. Spirorbis incurvatus. 



Serpula incurvata, Twi. Gmcl. iv. 600. 



Spirorbis incurvatus, Fle7n. Edinb. Phil. Journ. xii. 245. 



Sp. 11. Spirorbis pervius. 



Vermiculum pervium, Mont. Test. Brit. 518. 

 Spirorbis per\aus, Flem. Edinb. Phil. Journ. xii. 245. 



Sp. 12. Spirorbis retortus. 



Serpula retorta, Turt. Gmel. iv. 609. 



Spirorbis retortus, Fletn. Edinb. Phil. Journ. xii. 245. 



Sp. 13. Spirorbis ammlus. 



Spirorbis annukis, Broivn, Illust. pi. 1. f. 44. ^ 



Sp. 14. Spirorbis heterocliticus. 



Spirorbis heterocliticus, Brown, Illust. pi. 1. f. 57. 



Sp. 15. Spirorbis striatulus. 



Spirorbis striatulus, Broivn, Illust. pi. 1. f. 59. 



Sp. 16. Spirorbis conicus. 



Spirorbis conicus, Flem. Edinb. Enc;/cl. vii. 68. pi. 205. f. 3. 

 Heterodisca conica, Flem. Edinb. Phil. Journ. xii. 247. 



Sp. 17. Spirorbis reversus. 



Serpula re versa, Mont. Test. Brit. 508. 

 Spirorbis reversus, Flem. Edinb. Encyel. vii. 69. 

 Hetcrodisca reversa, Flem. Edinb. Phil. Journ. xii. 248. 



Page 279, Mtea mirabilis, at end of description add {a) Scotland, 

 Dr. Gi'eviUe. 



Append, page 304, for Plate II. C. read Plate I. 



