493 WORMS. TESTACEA. 80. Turbo. 



Oyftalinus. Whorls of the fpire ribbed: aperture ovate. 



Inhabits Denmark* Mull. Zool. Dan. prodr. 2929. 



Albulus* Shell imperforate, glabrous, with rounded ftriate whorls. 

 0. Fabr.fn. Grcenl.p. 394. n. 392. 

 Inhabits deeps of the Greenland feas r among the [ranches oil 



Sertulariae: not 2 lines long Shell pellucid, whitifh, fragile, 



longitudinally grooved: nvhorls 5. 



Annulatus. Whorls with a prominent margined future. 



Inhabits -Gualt. test tab'. 58. L. 



Shell white, |. of an inch long, with a fuboval aperture. 



*Biden<: Shell pellucid, with contrary whorls and fubcrenate futurest 

 aperture 2-toothed behind. 

 Pennant, iv. tab 8i< Lister, t. 41. larger figure. 

 Bonan recr. & Muf. kirch. 3../. 4*. 

 Gualt. test, tab. 4. D, E. Ginan. adr. 2. /. 3./*. 23, 

 Strcem. A Si. Kidrof. 3. tab 6. 

 Schrczt. Einl. in conch. 2. tab. 3. f. I2» 

 Chemn. conch. 9, tab. 11 z, f. 960. -964. 

 Inhabits Europe, at the roots of trees : \ an inch Jong. 

 Shell glabrous, brown, with fometimes a mixture of orange f 

 whorls 10—12, armed with papilla: or very minute white 

 teeth at the junctures. 



*Per-verfut Shell pellucid, with contrary whorls not crenate: aperture 

 3-toothed. 

 Donovan s Brit.JIiells, ii. tab. 72. 

 Da Costa Brit, conch, p. 1 07. /. 5. f. f 5. 

 Morton No'thampt. p. 416. tab. 13,/*, 1. 

 Pennant Brit. Zool. iv. tab. %Z.f. 1 1 6. 

 Lister, tab. 40, 41. Anim. Angl. 2.f x ro, 1 1. 

 Gualt. test. tab. 4. C. Arg. conch, t. 28./ 11. 19. 20. 

 Argen=v. Zoom, tab, 9. f. 13, 14. Murray test, /. i./i 2. 

 Chemn, conch. 9. ra^. 1 \z.fig. 956— 959. a, b; 



2. Chemn. conch. 9. ta£. 1 x/^.fig 980, 



3. Lister conch, tab. 20, fig. 16. 



Inhabits among mofs and in old walls of Europe: | of an inch 



long, 

 Shellbrown, thin, glabrous> with about 1 1 whorls: aperture white «• 



Fu/ulus, ShelFobtufe, with curved grooves and it whorls: aperture 

 toothlefs. 



Mull. Hist Ver?n. z. p 109. n. 309. 

 Inhabits Shell about j± Tines lcng, 



Fttftti* 



