233 
towards the same pole; forming a subturriculated 
shell. 
A. Lactga. F, p. 234.—VeERmicutum. L. Mont. 
p. 822.—Macg. Ab. p. 37.—Flem. Wern. Mem. 4. p. 
566. t. 15. f. 6.—Serpouta. L. Walk: t. 1. f. 5.— 
Turt. D. p. 156.—dAdams. t. 14. f. 4.—Delicately 
transparent, with the inner walls of the chambers ap- 
pearing as white veins; chambers ovate, six or seven, 
well defined’ on one side, obscure on the other, contracted 
towards the mouth. 0,05. Sandwich, Zetland, Perth, 
Dunbar. 
Grenus.—LAGENULA. FLemine. 
Shell with a globular body, having a produced neck 
or tube. 
L. Sriata. Ff. p. 254.—Vermicutym S. Mont.3.p. 
523.—SERPULA LAGENA Walk, t.1. f. 6.—Turt. D. 
p- 1\57.—Adams. t. 14. f. 5.—Pellucid, with opaque 
fine longitudinal striae, rounded retrally, the mouth 
slender and produced, with a small round aperture. 0,04. 
Not uncommon. 
L. Peruucra. F. p. 235.—VERMICULUM P, 
Mont. p. 525, t. 14. f. 3.—Serpvura P. Turt. D. p. 
