vu. 



first Memoir appeared in October and the seroiid in 

 December, 1899, the third in February, and the fourth in 

 April, 1900, the fiftli in January, the sixth in March, tlie 

 seventh in April, and the eighth iu December, 1901, the 

 ninth in July, 1902, while this tenth one will be ready in 

 May, 1903, and an eleventh later in the summer; 

 others will follow, it is hoped, in rapid succession. 

 Probably Arenicola, Myxiiie, Gammarus, and the Oyster 

 will be ready next. 



Memoir I. AsciniA, W. A. Herdman, GO pp., 5 Pis., 2s, 

 ,, II. Cardium, J. Johnstone, 92 pp., 7 Pis., 2s. Gd. 

 „ III. EciiiNi-s, H. C. Chadwick, 36 pp., 5 Pis., 2s. 

 „ lY. CoDiuM, U. J. H. Gibson and Helen Auld, 



26 pp., 3 Pis., Is. 6d. 

 ,, Y. Alcyonium, S. J. Hickson, 30 pp., 3 Pis., Is. 6d. 

 ,, YI. Lepeopiitiieirus and Lern.ea, Andrew Scott, 



62 pp., 5 Pis., 2s. 

 „ YII. LiNEiTS, E. C. Punnett, 40 pp., 4 Pis., 2s. 

 ,, YIII. Plaice, F. J. Cole and J. Johnstone, 260 pp., 



11 Pis., 7s. 

 „ IX. CiioxDRrs, 0. Y. Darbishire, 50 pp., 7 Pis., 



2s. 6d. 

 „ X. Patella, J. P. A. Davis and II. J. Fleure, 

 84 pp., 4 Pis.. 2s. 6d. 

 Arexicola, J. H. Ashworth. 

 Myxine, F. J. Cole. 

 BuccixuM, AY. B. Handles. 

 Bugula, Laura E. Thornely. 

 Oyster, W. A. Herdman and J. T. Jenkins. 

 OsTRAcoD (Cythere), Andrew Scott. 

 PoRTUxrs, J. Pearson and AY. Tatteisall. 

 Cycloporus, F. F. Laidlaw, 

 Dexdroxotus, J. A. Clubb. 



