34 



Figure 



PLATE 5 

 All figures 500X unless designated differently 



1. Spinozonotriletes cf. tuberculatus Neves and Owens, 1966; negative 

 8292; maceration 1510, slide 19, coordinates 138.1 x 55.0; size, 148.2 

 by 133.9 fx; magnified 300X; p. 16. 



2. Spinozonotriletes cf. naumovii (Kedo) Richardson, 1965; negative 8012; 

 maceration 1510, slide 8, coordinates 131.7 x 45.3; size, 177 by 169 (jl; 

 magnified 300X; p. 16. 



3. Spinozo notriletes (?) sp.; negative 8011; maceration 1510, slide 9, co- 

 ordi nates 127.4 x 40.0; size, 195 by 187 |i; magnified 300X; p. 16. 



4. Arc haeozonotrile te s cf. purus Naumova, 1953; negative 7987; maceration 

 1510, slide 24, coordinates 144.1 x 32.3; size, 54.3 by 52 |jl; p. 16. 



5. Arc haeozonotrile tes sp.; negative 8271; maceration 1510, slide 25, co- 

 ordinates 135.0 x 39.3; size, 54.0 by 48.4 \±; p. 16. 



6. Rhabdosporites langi (Eisenack) Richardson, 1960; negative 8019; macer- 

 ation 1510, slide 1, coordinates 145.0 x 41.5; size, 130.0 by 104.3 \x; 



magnified 300X; p. 17. 



7. Ancyrospora sp.; negative 8294; maceration 1510, slide 26, coordinates 

 142.5 x 46.8; maximum diameter 127 |jl; magnified 300X; p. 17. 



8. Retialetes sp.; negative 7966; maceration 1510, slide 15, coordinates 

 140.0 x 50.7; size, 52.0 by 43.9 \i; p. 17. 



9. Leiosphaeridia sp.; negative 8291; maceration 1510; large spore slide, 

 coordinates 127.9 x 36.2; size, 374 by 332 \±; magnified 100X; p. 18. 



10. Tasmanites huronensis (Dawson) Winslow, 1962; negative 8018; macera- 

 tion 1510, large spore slide, coordinates 128.9 x 36,1; size, 371 by 

 310 [i; magnified 100X; p. 18. 



11. Tasmanites huronensis (Dawson) Winslow, 1962; negative 8285; portion 

 of spore illustrated in figure 10; magnified 1000X; p. 18. 



12. Veryhachium octoaster Staplin, 1961; negative 8272; maceration 1548, 

 slide 2, coordinates 128.5 x 42; maximum dimension 63.4 |jl; p. 18 



13. Algae (?); negative 7968; maceration 1510; slide 15, coordinates 133.0 

 x 31.1; size, 41.6 by 39.0 \±; p. 18. 



14. Algae (?), cluster; negative 7959; maceration 1510, slide 10, coordinates 

 144.7 x 46; length of cluster 73.8 p; p. 18. 



