336 



DISCOVERY REPORTS 



4. Menipea kempi sp.n. Fig. 7 A, B. 



Station distribution. Sub-Antarctic: South Indian Ocean, Sts. 1562, 1563. 



Geographical distribution. Marion Island (Discovery). 



Holotype. St. 1562. 



Description. Zoarium biserial with bifurcation of Harmer's type 17 (Fig. 7 A). 



Zooecia with oval opesia occupying not more than half total length, with narrow 

 tuberculate cryptocyst of uniform width except at distal end where it is narrower. 



1 ■ 1 ■ 1 ■ I 







I.I.I 







A *5 mm. 

 .1.1 



J 



BC 



■5mm. 



v.c 



Fig. 7. A, B. Menipea kempi sp.n. St. 1562. Marion Island. A. Bifurcation. B. Fertile zooecium. The little 

 thick-walled chamber above the ovicell is not constantly present. C. M.flagellifera Busk. St. 1564. Prince 

 Edward Island. Fertile zooecium. The position of the frontal avicularium is indicated with a dotted line. 

 av.c. chamber of marginal avicularium, o. ovicell, r. rootlet. 



Spines : one very small spine on basal surface of outer distal corner, between marginal 

 avicularium and distal zooecium. as in Menipea flagellif era. 



