COSTELLARIA. 169 



T. INTERRUPTA, A. Ad. PI. 50, fig. 426. 



Whitish, interruptedly banded with chocolate. 



Length, 1'4 inches. 



North Australia. 

 Differs in form from T. corrugata. 



T. ORNATA, A. Ad. PL 50, fig. 425. 



White with chestnut bands, or dark colored with white bands ; 

 revolving striae between the ribs. Length, 1*25 inches. 



Habitat unknown. 



The ribs appear to be closer than in T. corrugala, but I fear 

 that it will prove to be a variety of that species. 



Soction Coste'laria, Swainson. 



Shell smaller, with elevated spire, body-whorl anteriorly 

 contracted, slightly ventricose in the middle, aperture some- 

 times internally striated. 



T. ANGULOSA, Kiister. PI. 50, figs. 432, 431. 



Yellowish white, stained or strigated with brown. 



Length, 1*2-1 *8 inches. 



Philippines, Mauritius, Polynesia. 



T. mirabilix, A. Ad. (fig. 431) is a synonym. 



Mr. Garrett says that Yiti Islands specimens are ashy-slate 

 color, with a more or less distinct pale band just beneath the 

 sutural angle. 



T. NASUTA, Sowb. PI. 49, fig. 415. 



Subfusiform, white, with thin sinuously curved, rather distant 

 ribs, and rather distant spiral striae. Length, *9 inch. 



Habitat unknown. 



I am not acquainted with this species. 



T. DECORA, Reeve. PI. 50, fig. 434. 



White, with two brown bands. Length, 1 inch. 



Habitat unknown. 



Ribs more distant than in T. angulosa, but may be a variety 

 of it. 



T. SALMONEA, Sowb. PL 50, fig. 433. 



Yellowish white, clouded with salmon color. 

 Length, 15 inches. 





Habitat unknown. 

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