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BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Fig. 57. — Genus Farciminellum Harmer, 1926 



A-C. F. (Farciminaria) ailantica Busk, 1884. A, B. Two zoaria, natural size 



C. Aspect of the zooecia on a bifucated frond. The sides of the front beset with 



numerous, simple, incurved, equidistant, aculeate spines. (A-C. After Busk 



1884.) ' 



D-F. F. hexagonum Busk, 1884. Zoarium (D), half natural size with surface 

 magnified (E) and orifice (F) more highly magnified. (After Busk, 1884 ) G-I 

 Basal view (G) enlarged, mandible (H) and frontal view (I) showing two eggs 

 (After Harmer, 1926.) " 



