PLATE XII. 



Lithophyllum Batnleri Heydr. Fig. i. 

 1. .\ rather wel] developed specimen of the plant. Stat. 282. 



Lithophyllum moluccense Fosl. f. typica. Fig. 2 — 4, 6, 8. 



Fig. 2. A detached part of a specimen continuing its grovvth freely at the bottom, with eftaced surface 



of fracture. Stat. 91. 

 Fig. 3. A young specimen attached to a coral. Stat. 91. 

 Fig. 4. A somewhat older one. Stat. 129. 



Fig. 6. An old specimen rather burdened with extraneous objects. Stat. 193. 

 Fig. 8. A specimen attached to a piece of dead coral. Stat. 93. 



Lithophyllum moluccense Fosl. f. flabelliformis. Fig. 5, 9, 10. 



Fig. 5. A rather young specimen. Stat. 91. 

 Fig. 9. A detached specimen. Stat. 91. 

 Fig. 10. An attached one. Stat. 193. 



Lithophyllum moluccense Fosl. f. torquescens. Fig. 11. 

 Fig. 11. The type specimen of the form, probably from the Mauritius. 



Lithophxllum moluccense Fosl. f. pygmaea (Heydr.) Fosl. Fig. 7, 12, 13. 



Fig. 7. Specimen of the form seen from the side. Stat. 220. 



Fig. 12. An old specimen intermingled with other and filiform algae. Stat. 220. 



Fig. 13. A similar one attached to a coral. Stat. 220. 



