NORTH AMERICAN EARLY TERTIARY BRYOZOA. 
459 
Fig. 132. — Genus Smittina Norman, 1903. 
A-E. Smittina reticulata MacGillivray, 1882. A. Zooecia with ovicells, X 50. B. Young 
cell, X 50. C. Outline of a single adult zooecium, X 50. (A-C after Hincks, 18S0.) D. Lat- 
eral view of a zooecium, X 40. E. End view of same, X 32. (P, F after Levinseu, 1894.) 
F. Smittina trispinosa, var. munita Hincks, 1880. Section showing denticles, op, oper- 
culum, and spines. (After Waters, 1889.) 
G— I. Smittina antarctica Waters, 1909. G. Transverse section showing lateral septulae, 
X 25. H. Section showing lateral septulae, X 12. I. Section showing aperture ( ap ), tentacu- 
lar sheath (ts), and gland-like bodies (gl), X 85. (After Waters, 1904.) 
J, K. Smittina inclusa Waters, 1904. Longitudinal section, X 12. K. Transversal sec- 
tion, X 12. (After Waters, 1901 and 1904.) 
L. Smittina directa Waters, 1904. Transverse section of a zooecium showing (rp) sep- 
tulae, (ly) lyrula, X 25. (After Waters, 1900.) M (right half of page). Lyrulae, opercula, 
and mandibles of Smittina. (After Waters, 1889, 1900, 1904, and Nordgaard, 1905.) 
