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Schwagerina kansasensis Beede & Kniker, 1924
Schwagerina kansasensis Beede & Kniker, 1924
Description Beede, J. W.; Kniker, H. T. (1924). Species of the genus Schwagerina and their stratigraphic significance. Austin: Texas University Bulletin. 2433: 1-100., available online at http://hdl.handle.net/2152/54040
page(s): p. 30 pl. 5, fig. 1-5 (holotype pl. 5 fig. 1).
1. Axial section, type of species. Shows evenly and deeply- folded septa, minute initial chamber, and broad axial zone. X15. 2. Slightly excentric section. X 12.5. (The initial chamber . of this species· is so minute and the first volutions so closely wound that it is very difficult to get a true axial section.) 3. Slightly excentric section of specimen from the W olfcamp formation, Brewster County, Texas. X 12.5. (These specimens are heavily impregnated with iron.) 4. Axial section of specimen from same locality. X 11. 5. Part of axial section showing exceptionally well the very thin folded septa of the axial region. The septa of this species are nearly devoid of pores. One or two are shown in this figure. Neva limestone.
Author Le Coze, François PNG file - 993.75 kB - 705 x 976 pixels added on 2025-04-1437 viewsTraits taxa
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