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Petrushevskaya 1967


Fig. 37
Triceraspyris (?) antarctica (Haecker):
I - typical specimen, anterior view, from sediment of stations 186; II - early stage of growth of skeleton, posterior view, from sediment of station 52;
III - later stage, posterior view, from sediment of station 186; IV - specimen with small pores, later stage, posterior view; V - earlier stage (both specimens from sediment of station 52).