280 
CLTrElNA. 
Clypeina tubaeformis, Lonsdale, 1850. 
Synonymy. 
Clypeina tuhmformis, Lonsdale, 1850. In Dixon, Geol. Suss. p. 274, pi. xviii. a, 
%. 4. 
Diagnosis. 
Zoariuin with a long, narrow, gradually expanding stem, and 
a deep upper conical depression. 
Apertures hiserial. 
Dimensions. 
Height of zoarium 
Diameter of disc . . . 
Distribution. 
Upper Chalk : Dover. 
a 
D. 2943. 
7'o mm. 
3-5 „ 
■ h 
Fig. 28. — Clypeina tuheeformis, Lonsd. 
Figures. 
Fig. 28«. The type-specimen, x about 3 dia. Chalk : Dover. 
Bowerhank Coll. 
Fig. 28 A The upper surface of the same specimen, x 10 dia. 
D. 2943. 
D. 2943. The tvpe-specimen. Upper Chalk. Dover. Bowerhank Coll. 
Figd. by Lonsdale : op. cit. pi. xviii. a, fig. 4, and Figs. 28« and b. 
