181 WORMS. TESTACEA. 58. Turbo. 



472. T.fulgidus. Subconic, pellucid, smooth, with *j 

 whorls, the first very large, variegated white and 

 bronze. 



Montague p, 322. Adams Linn. Trans, iv.p. 531. 



She/I half a line long, glossy, variegated white and bronze, 

 ufually in bands, with a fmall obtufe point : aperture fuborbicular, 

 with a thin margin. 



473- T. albulus. Opake, with 5 longitudinally ribbed 

 whorls : aperture roundish not margined. 



Adams Linn. Trans, m./i. 66. tab. 13. f. 17. 18. 



47 i. T. scriptus. Smooth, opake, with 3 whorls marked 

 with brown lines resembling characters : aperture 

 roundish. 



Adams Linn. Trans. \\\.p. 65, tab. 13. /. n. 12. 



The lines exactly refemble thofe on the Lichen scriptus. 



415. T. subarcuatus. White, pellucid, a little curved 

 towards the tip, with 10 longitudinally ribbed \vhorls, 



Adams Linn. Trans. \\\. p. 66. tab. 13. /. 27. 28. 



476. T. Adamm. Pellucid, with 6 spirally striate whorls 

 remotely ribbed : aperture oval. 



Adams Linn. Irons. 111. f, 13. /. 31. 32. T. elegans. 



477. T. divisus. White, pellucid, with 4 whorls, the up- 

 per-half of each smooth, the lower-half spirally 

 striate : aperture suboval. 



Adams Linn. Trans, iii. p. 254. 



478. T.subrufus. Smooth, opake, with 5 whorls some- 

 what angular above, dull red, with a white trans- 

 verse band on the upper-part of each whorl. 



Adams Linn. Trans, v. />. 3. tab. i./. 18. 19. 



B. Lund and fresh water , icith regular wreaths. 



479. T. Muscontm. Oval, obtuse, smooth, yellowish- 

 brown, with 6 whorls : aperture margined, tooth- 

 less. 



2. Pillar-lip with a single tooth. 



3. Half the size, toothlefs : aperture not margined. 

 Donovan t. 80. Da Costa p. 89. t. $./. 16. 



Shell above the eighth of an inch long, pellucid, brown when 

 filled with the inhabitant : aperture fuborbicular, with a white 

 margin a little reflected, forming a depression. 



480. T. sexdentatits. Oval, obtuse, smooth, brown-horny, 

 with 5 rather rounded whorls : aperture 6-toothed. 



Montague Brit. Shells p. 337. t. 12. /. 8. 



Shell a line long : aperture fubangular, with mostly 4 teeth on the 

 outer lip and 2 on the inner : the young shells have only 4 teeth. 



481. T. t ride us. Subcylindrical, smooth, obtuse, light 

 brown, with 6 or 7 hardly raised whoris : aperture 

 3-toothed. 



Montague Brit. Shells p. 338, tab. 1 1 ./. 2. 



Shell* quarter of an inch long, pejlucid, with a single tooth on 

 the margin and 2 near the bale of the pillar, and iornetimes 2 

 finaller alternate ones : aperture fmall, curved. 



482. T. Curychium. Subconic, white, pellucid, obtuse, 

 faintly stria'e longitudinally, with 5 rounded whorls : 

 aperture with 2 teeth and the rudiment of a third. 



