KOXGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 32. N:0 I. 



133 



Plate X. 



Propora speciosa Bill. p. 95. 



Fig. 1, 2. Transversc sertions of specimens from Bo- { Fig. ,3. Surfacc of a variety or mutation from Bara 

 rensliult. */i- backe, Gotland. ",'i. 



1 » 4. 5. Sections of tlie same. 



Propora compacta n. p. 96. 

 Fig. C, 7. Sections of a specimen from Olenek, Silnria. '"'/i- 



Propora hacillifera n. p. 97. 



Fig. 8 — 10. Sections of a specimen from Palecarlia. 



Vi. 



» 11. Surface of the same, nat. size. 



» 12. Surface of another specimen, same locality, 



nat. size. 

 » 13. Surface of a specimen, nat. size, from ()land. 

 » 14, 15. Sections of the same. Vi- In fig- 15 in 



a lacuna at tlie Icft sifle of tlie section a 



little oval fossil is scen, possibl}" a Saccam- 

 miua. 

 Fig. IG — 18. Sections of specimen from Borkholm, 

 Estland, ^ji. 



» 19, 20. Sections of specimen, from Piersal, Est- 

 land. Vi. 



» 21. Surface of the same, nat. size. 



Projwra? amhigua n. p. 98. 



Fig. 22, 2.3. Sections of specimen from the stratum a j Fig. 24. Surfacc of the same, nat. size. 

 Wisby. -i/i. 



To observe the irregular growth of the coenencliymal lamellae and how they havc disturhod the develop- 

 ment of the calicles. At the base no calicles visible, possibly directed the other way. 



Camptolithus fapillatus Rominger p. 101. 



Fig. 2,') — 27. Transversc sections of various speciraens \ Fig. 28 — ,30. Longitudinal sections of spccimens, same 

 from Poiiit Detour. Michigan, Am. Vi- j locality. Vi- 



Diploepora Grayi Edw. & H. p. 102. 



Fig. Bl. A branchlet, nat. size, from Wisby. 

 .) 32 — 35. Views of the surface to show the changes 

 by growth fig. 32 beiug the oldest or first 

 stage from the tip of a branch, fig. 35 the 

 youngest, from Ryssnäs, isle of Färö, Got- 

 land, f. 32 — 34 from the uppermost strata 

 f~~h near Wisby. lo/i. 



K. Sv. Vtt. Akad. ILuull. Band 32. .\:o 1 



Fig. 36. Part of the surface of fig. 35, nat. size. 

 » 37, 38. Transverse sections of a mature specimen 

 (as fig. 35) f. 38 deeper down than f. 37 

 which shows the densely packed baculi 

 around the twelve baculi of the calicle, all 

 with their fibrillne. iVi. 



17 



