128 TUK FAMILY OV TUK DK.SMACIDIN'Ali. 



Spie. tr. ac, 



tr. ac. sp. 



anc^.2. 

 Loc. Belfast. 



15. My.filln irreguluris (Bwk.) Vosm. 

 Synon. Halichondria irregularis Bwk. '66. — 



Microciona Keiitii Bwk. '74. — 

 Litt. Bowerbank. M. Br. Sp. II. p. 252, III p. 109. - 



Bowerbank. M. Br. Sp. III. p. 311 and p. 317. 

 Spie. ae"^. 



tr. ae. sp. 



tr''. ac. sp. 



anc^2. 

 Loc. Hastings. — Jersey, Guernsey. 



16. My.ictlUt, gfunuiafa (Bwk.) Vosm. 

 Synon. Halichondria grauulata Bwk. '66. 



Litt. Bowerbank. M. Br. Sp. IL p. 262, III. p. UI. 

 Spie. ac^ 



tr. ac. sp. 



tr°. ac. sp. 



anc^.3. 

 Loc. O ban. 



17. Mff.viUM nlhwlu (Bwk.) Vosm. 

 Synon. Halichondria albula Bwk. '66. 



Litt. Bowerbank. M. Br. Sp. II p. 268, Hl p. 112. 

 Spie. tr. ac. 



tr. ac. sp. 



anc'^.2. 

 Loc. Shetland. 



18. lUy.villa Balei (Bwk.) Vosm. 

 Synon. Halichondria Batei Bwk. '66. 



Litt. Bowerbank. M. Br. Sp. II p. 261, III p. 117. 

 Spie. ac^. 



tr. ac. sp. 



anc2.2. (two kinds. ?) 



auC'^.S. 

 Loc. Shetland. 



JS"otes Iroiii tliu I-ieydou Museum , ^^^ol II. 



