VI 



INTRODUCTION". 



TOTALS OF CRUSTACEA. 



The subjoined table gives the number of species in each 

 Order of Crustacea as contained in the following fullest local 

 catalogues of Crustacea, for comparison with those known in 

 Devon and Cornwall : 



1. IRISH SEA. " Fourth and Final Report on the Marine Zoology, 

 Botany, and Geology of the Irish Sea." Report Brit. Assoc. 



pp. 



4:;7_44:>. J u this the higher Crustacea are reported on by 

 Mr. A. O. Walker; the Ostracoda by Prof. G. S. Brady, Mr. A. 

 Scott, and Dr. Chaster; the Copepoda by Mr. I. C. Thompson; 

 and the Cirripedia by Mr. Marrat. 



2. CLYDE DISTRICT. "Fauna, Flora, and Geology of the Clyde 



Area," Glasgow, 1901. Land, Freshwater, and Marine Crustacea 

 by Thomas Scott, F.L.S., &c., pp. 328-358. 



3. SHETLAND. " Last Report of Dredging among the Shetland Isles." 



Brit. Assoc. Report for 1868. Crustacea by Rev. A. M. Norman, 

 pp. 247-301. 



The marine column is filled in from this old report, which is the 

 only one on the Fauna of the northern extremity of our islands. A 

 few species have since been added to the Shetland Crustacean 

 Fauna, but are not here included. The column of inland species is 

 obtained from papers by Dr. T. Scott and R. Duthie, published in 

 the following Reports of the Fishery Board for Scotland: loth, 

 pp. 174-191; 14th, pp. 229-243; 15th, pp. 327-333; and Kith, 

 pp. 253-260. 



