66 G-. O. Sårs. 



Copepoda. 



Trib. Calanoidea. Farq. Diaptomidae. 



Gen. Boeckella, Guerne & Richard. 



34. Boeckella triarticulata (Thomson). 



Boeckia triarticulata, Thomson, Proc. N. Z. Inst. Vol. 

 X.V, 95, PI. VI, %s. 1—9. 



Boeckella triarticulata, G. O. Sars, Fresh-water Entom. 

 N. Zeal., p. 49, Pl. VII & VIII. 



Of this species, described and figured in detail by the 

 author in the above-quoted paper, some few specimens, 

 exactly agreeing in every detail with the New Zealand form, 

 were found in a sample taken by Mr. Whitelegge from 

 some pond near Sydney. 



Distribution. — New Zealand (Thomson). 



35. Boeckella robusta, G. O. Sars, n. sp. 

 (PI. 8, figs. 1—4). 



Specific Characters. — Anterior division of body in 

 female rather thick and swollen, oblong oval in form, 

 broadest in front of the middle, and slightly narrowed 

 posteriorly, 1st segment about the length of the 4 succeeding 

 ones combined, front narrowly rounded; lateral expansions 

 of last segment scarcely divergent, extending beyond the 

 1st caudal segment, outer lobe large, broadly lanceolate, 

 inner lobe very small, acute triangular. Tail, including the 

 caudal lamellæ, not nearly half the length of the anterior 



