116 THE FAMILY OF THE DESMACID1NA.E. 



ac'. sp. ? 



auc. anc. („bidentate inequianchorate"). 

 Loc. Sound of Skye. 



20. Amphilectus fimbriatug (Bwk.) Vosm. 

 Synon. Isodictya fimbriata Bwk. ^6Q, 



Litt. Bowerb. M. Br. Sp. II p. 337, EI p. 147. 

 Schmidt, H ^Suppl. p. 17. 

 Sclimidt, Sp.;Atl. Geb. p. 56. 

 Spic. tr. ac. 



tr, ac. sp. 



anc^.3. 



rut^. („bifimbriate equiancborate"). 

 Loc. Shetland. 



21. Amphilectus luciniosus (Bwk.) Vosm. 

 Synon. Isodictya laciniosa Bwk. '74. 



Litt. Bowerb. M. Br. Sp. Ill p. 219. 

 Norman. Ann. a. Mag. 1869. Ill p. 298. 

 Norman. Report Brit. Association. 

 Spic. tr. ac. 

 tr°. ac. 

 tr. ac. sp. 

 anc'. 



? rut', („bicalcarate bihamate"). 

 Loc. Shetland. 



I am not quite sure that the „bicalcarate bihamate" is 

 a modification of the rut**, in general. Bowerbank gives 

 only one illustration of this kind of spiculum (Mon. Br. 

 Sp. Vol. I. PI. V. fig. 121) , which is taken in profile. 



22. Amphilectus imitatus (Bwk.) Yosm. 

 Synon. Isodictya imitata Bwk. '74. 



Litt. Bowerb. M. Br. Sp. Ill p. 223 and 226. 

 Spic. tr. ac. 



anc'.2. 



rut». 

 Loc. Belfast. 



23. Amphilectus atnbiguus (Bwk.) Yosm. 

 Synon. Microciona ambigua Bwk. '66. 



r^otea irom the ILieyden IMuseum, ~V^ol. II. 



