SOO WORMS. TESTACEA. 65. Scrpula. 



Walker Minute Shells f. 5. Adams Microsc. t. 14./. 4. 



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

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



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

 a slender produced mouth, and longitudinal opake 

 striaV 



Walker /. 64 Adams Micr. t. 14./I 5. Serpuia Lagcna. 

 Shell not hajf a line long, shaped like an oil-tlask- 



603. Y\ glo&osum. Globular, white, . transparent, with 

 the mouth hardly produced. 



Walker Minute Shells/. %. Montague p. 523. 



Shell rather lefs than the last, from which it diffe.rs- in, being d«&- 

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



£01. V. la?ve. Bluish-white, transparent like glass, oval, 

 smooth, with a produced mouth. 



Walker min. Shells/. 9. Montague p. 524. n.,\ 1. . 



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/. 7. Montague 524. n. 12. 



Refembles V. globbfum, but is rather less, more compressed, and 

 has a raifed margin,r,ound it longitudinally. ^ 



606. V. squamosum. White, subgiobular, marked with 

 undulate striae like the scales of a iish : mouth a 

 little produced. 



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



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

 tudinally, is covered with tranfverfe undulations exactly refem- 

 biing, a fishes, fcales. 



€07. V. periucidum. White, transparent, subgiobular, 

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

 base, and 6 strong, equidistant longitudinal ribs. 



Montague Brit. Shells p. 525. tab. 14./. 3. 



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

 bottle. 



608. Y* XJrtKBt White, semitransparent, smooth, urn- 

 shaped, with a conic neck, and slended appendage 

 at the base. 



Montague Brit. Shells p. 525. tah.,\\./. 1. 



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

 neck likeanurnj and a slender appendage or knob at the bafe, 



65. 8ERPULA. 

 A. Spiral. 



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

 cular, with round gradually decreasing whorls. 



Pultn. in Hutch. Dorset. p. 52. tab. 19,/. 27.* 

 2.. With the whorls in a contrary direction. 

 Walker minute Shell, tab. 1. /. 1 3. 14. 



Shell a. line in diameter, with 2 or 3 slightly wrinkled Whorls, 

 mostly placed laterally and umbilicate in the centre. 



610. S. minuta. Dirty-white, opake, regular, orbicular, 

 •• witb rounded whorls in a contrary direction, 



Montague Brit, Shell* f. 505. n. p, . • ' •* 



