PLATE 88
RECENT RADIOLARIA. THE PACIFIC OCEAN, BOREAL ZONE
1 - Cenosphaera cristata Haeckel; 2-4 - Spongurus pylomaticus Riedel borealis Kruglikova; 2-3 - the most often distributed juvenal form with the different stages of creation of the "mantle"; 4 - adult specimen; 5 - Stylodictya sp. B.; 6-7 - Stylodictya stellata stellata Bailey; 8 - Stylodictya aculeata Jörgensen; 9 - Stylodictya stellata Bailey validispina Jörgensen? 10 - Stylodictya tenuispina Jörgensen; 11-12 - Stylochlamidium venustum (Bailey); 13 - Spongodiscus osculosus (Dreyer); 14 - atypical specimen of the same species; 16 - Spongotrochus sp.; 15 - Schizodiscus (?) stylotrochoides Dogiel; 17 - Cromiodruppa (?) sp.; 18 - Tholospira sp. A. r/v "Vitiaz".
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