00 WORMS. TESTACEA. 63. Serpula. 



Walker Minute Shells/. 5. Jdamj Micro.sc. t. M./. 4. 



Shell half a line long, slightly compressed, divided into about 

 4 departments hy the milky lines, with an opake white border. 



602. V. striaiwn. Suboval, glossy white, pellucid, with 

 a slender produced mouth, and longitudinal opake 

 striae. 



Walkrr /. 6. Adams Micr. t. 14. /. 5. Serpula Lagena. 

 Shell not half a line long, shaped like an oil-flask. 



03. V. globosum. Globular, white, transparent, with 

 the mouth hardly produced. 



Walker Minute -Shells f. 8. Montague p. 523. 



Shtll rather lefs than the last, from which it differs in being des- 

 titute. of striae, and' in not having a lengthened mouth. 



SOI. V.ltevt. Bluish-white, transparent like glass, oval, 

 smooth, with a produced mouth. 



Walter min. Shells/. 9. Montague p. 524. n. n. 



Differs from the last, in being of a more oblong shape, of a 

 glass-like transparency, and in having a lengthened mouth. 



605. V. marginatum. White, transparent, a little com- 

 pressed, surrounded longitudinally by a raised 

 ridge. 



Walker min. Shells f, 7. Montague 524. . 12. 



ReTemhles V. globofum, but is rather less, more compressed, and 

 ha* a raifed margin round it longitudinally. 



606. V. sqwtmosum. White, subglobular, marked with 

 undulate striae like the scales of a fish : mouth a 

 little produced. 



Montague Brit. Shells p. 526. tab. 14. /. 2. 



Shell refembling V. striatum, but instead of being striatc longi- 

 tudinally, is covered with tranfverfe undulations exactly refem- 

 bling a fishes fcales. 



07. V. perlucidum. White, transparent, subglobular, 

 with a long cylindrical neck, and a small knob at the 

 base, and 6 strong equidistant longitudinal ribs. 



Montague Brit. Shells p. 525. tab. i\.f. 3. 



Shell not the tenth of an inch long, glossy, shaped like a wine- 

 bottle. 



408. V. Urnae. White, semitransparent, smooth, urn- 

 shaped, with a conic neck, and slended appendage 

 at the base. 



Montague Brit. Shells p. 525. tab. \\.f. i. 



Shell hardly a line long, glossy, round with a gradually tapering 

 neck like an urn, and a slender appendage or knob at the bafc. 



65, SERPULA. 



A, Spiral. 



609. L. Sprillum, Crlossy-white, pellucid, regular, orbi- 

 cular, with roud gradually decreasing whorls. 



fulta. in Hutch. Bcrset.p. 52^ 4a^. *&/. 27** 

 a. Wkh the whorls in a contrary direction, 

 Walter minute Shell, tab. i./, 13, 14, 



SheUzline in diameter, with 2 or 3 vlightiy wrinkled whorls, 

 mostly placed laterally and mnbilicate in the centre.. 



filO. S. minute Dirty-white, opake, regular, orbicular, 

 with rounded whorls in a cootrrj direction. 



Montague Brit, Shtll] p* 403. . 9. 



