4 io DISCOVERY REPORTS 



3. Beania discodermiae (Ortmann). 



Diachoseris discodermiae Ortmann, 1889, p. 26, pi. i, fig. 23. 



Beania discodermiae Harmer, 1926, p. 415, pi. xxviii, figs. 9, 10. 



? Beania costata MacGillivray, 18866, p. 68, pi. cxvii, figs. 3, 3a, 36 (not B. costata Busk). 



Station distribution. Not represented in the Discovery collections. 



Geographical distribution. Japan (Ortmann) ; Malay Archipelago (Harmer) ; Victoria ? (Mac- 

 Gillivray); New Zealand (Terra Nova). 







A.B 



•5mm 







■Imm 



Fig. 33. A. Beania inermis var. unicornis var.n. St. WS 84, Falkland Islands. One zooecium with parts of 

 adjacent zooecia sketched. B, C. B. costata var. maxilla (Jullien). St. WS 85, Falkland Islands. 

 B. Ancestrula and one zooecium. The dotted line outlines the area of fixation of the ancestrula. The 

 operculum of the ancestrula is incomplete. C. Operculum in frontal view. 



op.sp. opercular spine, r. rootlet. 



A fragmentary specimen in the Terra Nova collection agrees exactly with Beania dis- 

 codermiae as described by Harmer. The reasons for regarding B. costata MacGillivray 

 as a possible synonym of B. discodermiae are given on p. 409 above. 



