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BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



N Q 



Fig. 174. — Genus Vittaliceila Maplestone, 1900 



A-N. Vittaliceila elegans Busk, 1872. A. Showing internodes composed of 

 many zooecia with ovicells, X15. B. Distal end showing the avicularium, X 85. 

 C. Showing large avicularium, X25. D. Mandible of large avicularium, X85. 

 E. Small avicularium, X150. F. Distal end of variety Zanzibar ensis, showing 

 the avicularium. G. Mandible of the avicularium of Fig. F, X250. II. Va- 

 riety zanzibarensis (II- J), showing small avicularium on the dorsal surface. 

 I. Upper half of the contents of the vittae, X250. J. Semidiagrammatic trans- 

 verse section through the vittae (v), X200. (A-J. After Waters, 1913.) K. 

 Gonozooecium and a corresponding covering zooecium, X40. L. A gonozoo- 

 ecium and corresponding covering zooecium, lateral view, X40. M. Three old 

 zooecia of the same species, the apertures of which are on the point of closing. 

 X40. N. The suprascapular (s), the infrascapular {is), and the pedal ,< 

 chambers are seen. A boundary chamber between the mother and daughter 

 zooecium, X55. (J-N. After Levinsen, 1909.) 



