102 
One specimen in Adelaide Museum, found on Thistle Island, 
Spencer Gulf, by Mr. Zietz. 
2. T. subdistortus, Lam. 
Ref.—Kdit. Desh., IX., 638. 
Hab.—St. Vincent and Spencer Gulfs; Encounter and Lace- 
pede Bays (D. J. Adcock) , Tasmania ; Victoria. 
Dredged alive, 10 fathoms, 4; 11 fathoms, 2; 12 fathoms, 1 ; 
15 fathoms, 1, with many round yellow eggs attached separately 
to inside of deep valve of Pecten fumatus ; 17 fathoms, 5; 22 
fathoms, | (J. C. Verco). 
3. T. Bassi, Angas. 
Ref.—Zool. Proc., 1869, 45, t. 21, fig. 2. 
Syn.—T. fraterculus, Dunker (Mal. Blatt. XVIII., 1871, 
106). 
ei in his Man., vol. III., p. 11, says it is probably synony- 
mous with 7. subdistortus, but he could not have had the two 
shells for comparison ; they are quite distinct. 
Type from Corner Inlet, Bass Straits (Brazier). 
Hab.—St. Vincent Gulf, Backstairs Passage, Investigators 
Straits (J. C. Verceo), Encounter and Lacepede Bays (D. J. 
Adcock). 
Dredged alive, 14 fathoms, 1 mature and 6 minute fry inside 
the valve of a Cardium multicostatum ; 17 fathoms, 4 and 1 im- 
mature ; 19 fathoms, 1 in dead shell and coral (J. C. Verco). 
4. T. mimetieus, Tate (Sipho ?). 
Ref.—Trans. Roy. Soc. 8.A., 1893, part -I., p. 189, pl. 1, fig. 
10; also Verco, ante, p. 88, pl. 11, figs. 4, 4a. 
Tapley’s Shoal, 12-16 fathoms, 1 dead (Matthews); Investi- 
gator’s Straits, 15 fathoms, 1 dead; 20 fathoms, 1 dead (Verco). 
5. T. Spengleri, Lam. 
Ref.—Kdit. Desh., IX., p. 627. 
Hab.—Middleton (D. J. Adcock), Port Lincoln (Perks), Cable 
Cove, Cape Spencer (J. Matthews). 
6. T. Waterhousei, Adams & Angas. 
Ref.—Zool. Proc., 1864, p. 35. 
Type from Port Lincoln. 
Hab.—From Streaky Bay to Encounter Bay (Verco), Port 
Jackson. | 
Dredged alive, 14 fathoms, 1; 16 fathoms, 1; 20 fathoms, 2; 
22 fathoms, 1 (Verco). 
7. T. Barthelemyi, Bernardi. 
Ref.—Jour. de Conch., 1857, p. 55. Angas, Proc. Zool. Soc., 
1865, p. 161. 
