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BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Fig. 61. — Genus Bugula Oken, 1815 



A. Bugula sabatieri Calvet, 1900. Zoaria, natural size (after Calvet). 



B, C. Bugula neritina Linnaeus, 1758 (genotype), anterior and posterior sides. 

 (After Busk, 1852.) 



D-I. Mandibles. D. Bugula dentata Lamouroux, 1826. E. Bugula neritina 

 Linnaeus, 1758, X85. F. Bugula capense Waters, 1887. G. Bugula bicornis 

 Waters, 1903, X85. (D-G. After Waters, 1887.) II. Bugula spicala Hincks, 

 1886, X85. I. Bugula dilrupae Busk, X85. (H, I. After Waters, 1896.) 



J-O. Ancestrulae and primary zooecia. J, Young colony and ancestrula 

 of Bugula sabatieri Calvet, 1900. (After Calvet, 1900.) K. Bugula phnnosa 

 Pallas, 1766. Process showing first and second zooecium. L, L' Bugula calathus 

 Norman, 1868. L. Primary and second zooecium, X25. L' Primary zooecium, 

 X25. M-P. Bugula ditrupae Busk. O. Primary zooecium, X85. P. Com- 

 mencement of the colony, X85. (K-M, P, after Waters, 1896). N. Bugula 

 robusla MacGillivray, 1868. The earlier zooecia, X25. (After Waters, 1913.) 



Q-W. Avicularia datiTal and dorsal views). Q. Bugula avicularia Linnaeus, 

 1758. R. Bugula sabatieri Calvet, 1900. S. Bugxda flabellata J. V. Thompson, 

 1868. (Q-S. After Calvet, 1900.) T. Bugula turbinata Alder, 1857. U. Bugula 

 calathus Norman, 1868. V. Bugula robusta MacGillivray, 1868. (After Waters, 

 1913.) W. Bugula plumosa Pallas, 1766. (T, U, W. After Hincks, 1880.) 



