Plate 8. 
Figs. 1-10. Metrarabdotos lacrymosum Canu and Bassler, 1919. (p. 164.) 
1. A group of fragments, natural size. 
2. Fragment, X 6, showing the little expanded base. 
3. Another fragment, X 6. 
4. A worn branch, X 20. The avicularia are absent or little apparent. 
5. Zooecia, X 20, with salient peristomes and large triangular avicularia. 
6. Worn zoarial fragment, X 20. 
7. Ordinary zooecia of a branch, X 20, with short, pointed triangular avicularia. 
8. Ordinary zooecia, X 20, with long avicularia. 
9. Branch, X 20, with ovicelled zooecia. The ovicell is slightly costulated and its frontal is granu - 
lose. 
10. Ovicelled zooecia, X 20, with the ovicell not costulated. 
Lower Miocene (Bowden marl): Bowden, Jamaica. 
Figs. 11-16. Bracebridgia deformis Canu and Bassler, 1919. (p. 160.) 
11. Fragments, natural size. 
12. The usual aspect of the zooecia, X 20. The large frontal pore does not perforate the wall. 
13. Zooecia at the base of a zoarium, X 20. 
14. Zooecia, X 20 with the large frontal pore wanting. 
15. Zooecia, X 20, with the peristomial avicularium slightly visible. 
16. Interior of zooecia, X 20. The peristomial avicularium is visible, but the frontal pore does 
not perforate the zooecial wall. 
Lower Miocene (Bowden marl): Bowden, Jamaica. 
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