Stichocorys wolffii

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Series: GSA Memoirs
Published: 01 January 1985
DOI: 10.1130/MEM163-p273
...) of two highly silicified radiolarian species, Stichocorys wolffii and Calocycletta robusta group, occurred during a period of relatively high silica accumulation rates, with highest abundance at the maximum in accumulation rate at about 17 Ma. This species dominance is difficult to explain, but may...
Series: GSA Memoirs
Published: 01 January 1985
DOI: 10.1130/MEM163-p291
... of the radiolarian assemblage was lower than at any other time during the Neogene in the tropical Pacific. At this time a dramatic change was observed in the western tropical assemblage. One species, Stichocorys wolffii, reached maxima of over 50 percent of the population and other species that had previously been...
Journal Article
Journal: Geology
Published: 01 August 2007
Geology (2007) 35 (8): 691-694.
... depth) are slightly younger than 2 Ma, with a few reworked species older than 10–12 Ma. Beneath this layer, there is ∼2 m of barren clay and then a lower clay with radiolarian species that went extinct between 7 and 9 Ma ( Stichocorys wolffii , Lithomelissa stigi , and Diartus hughesii ) (Appendix DR3...