PLATE 81. 



Stephanida. 



Fig. 



1. 



Fig. 



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Fig. 



3. 



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Fig. 



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Fig. 8. 



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Fig. 



11 



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12 



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13 



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14 



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15 



Fig. 



16 



Archieircus primordicdis, n. sp., 

 Zygocircus polygonus, n. sp., 

 Zygocircus triquetrus, n. sp., 

 Archieircus hexacanthus, n. sp., 

 Zygocircus acacia, n. sp., 

 Lithocircus crambessa, n. sp., 

 Archieircus rhombus, n. sp., 

 Zygocircus pentagonus, n. sp., 

 Lithocircus quadricomis, n. sp., 

 Dendrocircus arborescens, n. sp., 

 Dendrocircus dodecancistra, n. sp 

 Archieircus sexangularis, n. sp., 

 Dendrocircus elegans, n. sp., 

 Dendrocircus stalactites, n. sp., 

 Lithocircus decimalis, n. sp., 



Lithocircus magnijicus, n. sp., 



The ovate, red-coloured central capsule exhibits in the lower half th 

 striate podoconus, in the upper half four oil-globules, and at the left 

 the kidney-shaped nucleus. Numerous " yellow cells " or xanthella; 

 are scattered in the calymma, which contains brown pigment around 

 the porochora. Numerous pseudopodia radiate from the supporting 

 spines of the sagittal ring. 





Diam. 



Page 



X 



200 



942 



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200 



947 



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300 



947 



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300 



942 



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300 



947 



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400 



944 



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300 



942 



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944 



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949 



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300 



943 



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949 



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950 



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300 



944 



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400 



945 



Fig. 17. Ijithocircus hexablastus, n. sp. 



x 400 



944 



