472 IMr. G. P. Farran on a ITarpactkid Copepod 



EXPLANATION OF THE PLATES. 

 PLiTE XIX. 



KerkopJiorus hicolor, sp. n. Towiibusli, Maritzburg. (No. 3245.) 



Fig. 1. Generative organs, part of. X 45. 



Fig. 1 a. Jaw. X 1 2-4. 



Fig. \b. Spermatopliore, X 12"4, not complete, liaving lost the spines. 



A few of these were yet to be seen on the termhial end of the 



flume, and are shown enlarored 30 times. 

 Fig. 1 c. Teeth of the radula at different parts of the row. 



Microkerhiis s]/mmetrieus, Craven. (No. 4.) 



Fig. 2. Part of the generative orpans. X 4-o. 



Fig. 2 a. A portion of the spermatophore, showing the branched anller- 



like spines. X 30. 

 Fig. 2 h. The jaw. X 12. 

 J ig. 2 c. Anterior teeth of the radula, X 700, oOth to oGth. 



Plate XX. 



Kerliophorux burnupi, sp. n. Maritzburg. (No. lo.) 



Fig. 1. The generative organs. X 8. 



Fig. 1 a. Jaw. X 12-o. 



Fig. 1 b. Teeth of radula at difTerent parts of the row. X 368. 



Kcrhophorus ? nafalensis, sp. n. Equeefa. 



Fig. 2. Part of the genitalia, x 4o. 



Fig. 2 a. Spermatophore, portion of (x 125), with spine ( x 30). 



Fig. 2 b. .Taw. 



Fit;. 2 c. Teeth of radula at different parts of the row. x 308. 



LIU. — Descripf/'on of a Harpacticid ('Opepod parasitic on an 

 Octopus. By G. P. Farkan. 



[Plate XXI.] 



In 100() a .specimen of tlie cle('|)-\vater octopus, Polypus 

 ergaslicus, vva.s trawled by the I)(])arfineiit of Agriculture's 

 steam cruiser ' llelga ' in 610-G80 fathoms off the !S. W. coa.st 

 of Ireland (Slation S.R. 331 ; see 'Fisheries, Ireland, Sci. 

 Invest.' 1907, i. [1*J09]), and was handed to Miss A. L. 

 Massy, who was working at the Department's collection of 

 Cephalo])oda. On examining it Miss Massy noticed that on 

 the inside of the arm-nieml)ianes were what a|»})eared to be 

 numerous small white villi or spinules. On closer inspection 



