A.W.B. POWELL 29 
supralaevis, Mauidrillia Powell, 1942, BAIM No.2:86, pl.1, fig.7. N.Z., Tertiary. 
suteri, Buccinulum (Euthrena) Powell, 1934, TRSNZ 64:156, pl.21, fig.6. N.Z., Recent. 
suteri, Turbonilla Powell, 1926, RCM 3(1):47, pl.5, figs.4,5. N.Z., Recent. 
sutherlandica, Mitrithara Powell, 1942, BAIM No.2:123, pl.4, fig.5. N.Z., Tertiary. 
sutherlandicus, Neoguraleus (Fusiguraleus) Powell, 1942, BAIM No.2: 144, pl.9, fig.11. N.Z., 
Tertiary, 
SYNGENOCHILUS Powell, 1944, RAIM 3(1):66. Type species (OD) S.radiapex Powell, 
1944. Victoria, Australia, Tertiary. 
taberna, Cellana Powell, 1973, IPM 3(15):190, pl.172, fig.2. N.Z., Tertiary. 
TAGUAHELIX Powell, 1955, CEB No.15:125. Type species (OD) Thermia expeditionis 
Suter, 1909 (= Helix campbellica Filhol, 1880). Auckland Is, Recent. 
TAHUDRILLIA Powell, 1942, BAIM No.2:99. Type species (OD) Tsimplex Powell, 1942. 
N.Z., Tertiary. 
tahuia, Eoscobinella Powell, 1942, BAIM No.2:122, pl.4, fig.1, N.Z., Tertiary. 
TAHUNANUIA Powell, 1952, RAIM 4(3):170. Type species (OD) T:alata Powell, 1952. N.Z., 
Recent. 
TAHUSYRINX Powell, 1942, BAIM No.2:86. Type species (OD) Parasyrinx finlayi Allan, 
1926. N.Z., Tertiary. 
taiaroa, Chlamys (Mimachlamys) Powell, 1952, RAIM 4(3):169, pl.35, fig.1. N.Z., Recent. 
taieriensis, Rochefortula Powell, 1939, RAIM 2(4):226, pl.48, fig.3. N.Z., Recent. 
tani, Puyseguria Powell, 1939, RAIM 2(4):225, pl.48, fig.2. N.Z., Recent. 
tara, Liarea aupouria Powell, 1954, RAIM 4(5):287, pl.48, fig.34. N.Z., Recent. 
tarangaensis, Rhytida Powell, 1930, RAIM 1(1):31, textfigs.3,6. N.Z., Recent. 
tararuaensis, Paryphanta traversi Powell, 1938, RAIM 2(3):138, pl.33, fig.2. N.Z., Recent. 
tasmanica, Willungia Powell, 1938, TRSNZ 68:370, pl.39, fig.4. Tasmania, Australia, Tertiary. 
tatei, Borsonia Powell, 1944, RAIM 3(1):42, pl.3, fig.8. Victoria, Australia, Tertiary. 
taupoensis, Merelina Powell, 1939, RAIM 2(4):232, pl.49, fig.3. N.Z., Recent. 
tawhitirahia, Polinices Powell, 1965, RAIM 6(2):163, pl.22, figs.1-3. N.Z., Recent. 
taylori, Myrtea (Lucinoma) Powell, 1935, RAIM 1(6):331, pl.76, fig.3. N.Z., Tertiary. 
tenebrosus, Guraleus Powell, 1926, PMSL 17(1):37. textfig. N.Z., Recent. 
tenella, Dardanula Powell, 1937, DR 15:203, pl.53, fig.15. N.Z., Recent. 
tenellula, Nuculana Bartrum & Powell, 1928, TNZI 59:153, pl.25, figs.3-5. N.Z., Tertiary. 
tenerum, Parvaplustrum Powell, 1951, DR 26:180, pl.7, fig.25. Falkland Is, Recent. 
tenuilirata, Lissotesta Powell, 1931, RCM 3:373, pl.52, figs.9,10. N.Z., Recent. 
tenuis, Pronucula Powell, 1927, RCM 3(2):119, pl.22, figs.1,2. N.Z., Recent. 
tenuisculpta, Notosetia Powell, 1933, RCM 4:37, pl.6, fig.7. N.Z., Recent. 
tenuistriata, Subonoba Powell, 1933, PMSL 20(5):235, textfig.4. N.Z., Recent. 
tenuistriatum, Buccinulum (Buccinulum) Powell, 1929, TNZI 60:71, pl.1, figs.1,2. N.Z., 
Recent. 
tepikiensis, Murexsul Powell, 1934, RAIM 1(5):272, pl.59, figs.14,15. N.Z., Tertiary. 
tepikiensis, Notosinister Powell, 1934, RAIM 1(5):265, pl.57, fig.4. N.Z., Tertiary. 
tepikiensis, Syrnola Powell, 1934, RAIM 1(5):266, pl.57, fig.3. N.Z., Tertiary. 
terebra, Icuncula Powell, 1930, TNZI 60:538, pl.60, fig.8. N.Z., Recent. 
teres, Austroclavus Powell, 1944, RAIM 3(1):40, pl.2, fig.3. Victoria, Australia, Tertiary. 
teschi, Ptychosyrinx timorensis Powell, 1964, IPM 1(5):291, pl.223, figs.5,6. Indonesia, 
Recent. 
tessellata, Allodiscus Powell, 1941, RAIM 2(5):262, pl.51, figs.1,2. N.Z., Recent. 
tessellata, Gemmula Powell, 1967, IPM 1(7):439, pl.315. Hawaiian Is, Recent. 
tessellata, Liarea egea Powell, 1954, RAIM 4(5):286, pl.44, fig.5; pl.47, figs.24-26. N.Z., 
Recent. 
tetleyi, Buccinulum (Evarnula) Powell & Bartrum, 1929, TNZI 60:431, pl.47, figs.93,94. N.Z., 
Tertiary. 
tetleyi, Cymatium Powell & Bartrum, 1929, TNZI 60:425, pl.46, figs. 87,88. N.Z., Tertiary. 
