\ 



33. — The rounded end of a style (subtylostyle) of var. micrasler; magnified 75; phot. Zeiss, apochr. 

 16, compens. oc. 6. 



34-38. — Cladomes of orthoplagiotriaenes and dichotriaenes of var. intermedia; magnified 40; phot. 

 Zeiss, apochr. 16: 

 34—36, cladomes of regular adult orthoplagiotriaenes; 



37, cladome of a young orthoplagiotriaene; 



38, a, cladome of a rather irregular adult orthoplagiotriaene; 

 b, cladome of a dichotriaene. 



39, 40. — Two aspects of the specimen of var. intermedia; phot. Zeiss, anastig. 480 / 412: 



39, natural size; 



40, magnified 1.14. 



41. — The specimen of var. micraster; magnified 1.07; phot. Zeiss, anastig. 480 / 412. 



42. — A choanosomal amphiox of var. micraster; magnified 20; phot. Zeiss, planar 20. 



43. — A choanosomal style of var. micraster; magnified 20; phot. Zeiss, planar 20. 



44-47. — Orthoplagiotriaene cladomes of var. rnicraster; magnified 40; phot. Zeiss, apochr. 16. 

 44, 45, with unequal but otherwise regular clades; 



46, with one shortened and truncate and one abruptly bent clade; 



47, with rather equal regular clades. 



48. — Cladome of a dichotriaene of var. micraster; magnified 40; phot. Zeiss, apochr. 16. 



49. — Cladome of a fairly regular orthoplagiotriaene of var. intermedia seen from above; magnified 40; 



phot. Zeiss, apochr. 16. 



50. — Cladome of a dichotriaene of var. micraster; magnified 40; phot. Zeiss, apochr. 16. 



