DEEP-SEA CONOIDEAN GASTROPODS 



27 



Figs 113-122 Daphnellinae and Mangeliinae. 113, 114 -Gymnobela (Theta) daphnelloides (Dall, 1895), stn 118, H = 27.0; 115- Mioawateria exten- 

 saeformis (Schepman, 1913), stn 26, H = 9.9 mm; 116, 117- Xanthodaphne maldivica Sysoev, new species, holotype; 118-121 - Benthomangelia 

 brachytona (Watson, 1881), stn 1 19, H = 17.1 mm (118, 119) and lectotype, BM(NH) 1887.2.9.1034, H = 15.1 mm (120, 121); 122- B. trophonoidea 

 Thiele, 1925, stn 185, H = 10.0 mm. 



latter, in its turn, is too poorly distinguished from Gymnobela to 

 warrant a generic status and should be regarded as a subgenus. 



Distribution. Hawaiian Islands and East Africa, 545-1789 m. 

 The present record is a great range extension for the species. 



Genus MIOAWATERIA Vella, 1954 



Type species: Awateria personata Powell, 1954 (original 

 designation) 



Mioawateria extensaeformis (Schepman, 1913) 



Fig. 115 



Pleurotomella extensaeformis Schepman, 1913, p. 446, pi. 30, fig. 



5. 

 Gymnobela extensaeformis (Schepman) - Thiele, 1925, p. 



490(224), pi. 41(29), fig. 9. 

 Magnella extensaeformis (Schepman) - Shuto, 1971, p. 15-16, 



pi. 2, figs 10-12. 



Type locality. 'Siboga', stn 212, Banda Sea, 462 m. 



