I'LATE 130. 



Figs. 1-11. Licheiioiiora holctifuriiiix ltiMis.s, IstiO (p. Slo). 



1. A compound zoarium, natural size. 



2. Edge view of a conipound zoarium, X 3. 



3. Dorsal surface of a specimen, X 6. 



4. Lower face of a composite zoarium, X 6. 



.5. Tangential thin section showing the spinules in the cancelli, X 25. 



6. Surface of zoarium, X 12. The fascicles are little distinct. 



7. Section, X 12, showing the arrangement of the tubes on the basal lamella. The tubes 



are pol.vgonal and not fusiform. 



5. Longitudinal section, X 25, showing the spinules in the cancelli. 



9. Longitudinal thin .section, X 12, passing through cancelli to the right and tlirough a 

 fascicle to the left. The cancelli are oriented differently from the tubes. 



10. Jledian (longitudinal) thin section, X 25, between the fascicles. The inferior can- 



celli have a different direction from the superior ones. 



11. Median thin section, X 25, through the fascicles. 



Jliddle .Tacksonian (Castle Ha.vne limestone) : Wilmington, North Carolina. 

 Cat. No. 654.53, U.S.N.M. 

 Figs. 12, 13. IJchciuipnm vrrrucam rhillipi. ]S43 (\i. 818). (See .-dso Tlate 131, figs. 10-13 ) 

 12, 13. Anterior face of a zoarium, X 6, and X 12, with salient fascicles and a central ellipti- 

 cal area. 

 Middle .Tacksonian (Castle Ha.vne limestone) : Wihnington. North Carolina. 

 Cat. No. 6.54.54, U.S.N.M. 

 FiCi. 14. iStdiiKifi/jioni coniii. new species (p. 657). 



Zoarium, X 25, showing the club-shaped tubes. 



Upper Jacksonian (Oeala limestone) : Chipola River, east of Marianna, .Tacksou 

 County, Florida. 

 Cat. No. 65455, U.S.N.JL 



131 



