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Staffella keytei var. maccoyensis Thompson, 1935
Description Thompson, M. L. (1935). The Fusulinid genus Staffella in America. Journal of Palaeontology. 9(2): 111-120.page(s): pp. 118, 119, pl. 13, figs. 11-15.
11 and 15, External views, X30; 12 and 14, axial sections, X40; 13, sagittal section, X40. From the McCoy formation of Colorado. Univ. Iowa nos 836-839.
The form ratio of mature individuals of six volutions is 1:0.80 to 1: 0.90, and mature forms are 0.42 to 0.40 mm. in length and 0.54 to 0.55 mm. in width. PNG file - 115.04 kB - 884 x 227 pixels added on 2026-01-3117 viewsForaminifera taxa Staffella keytei var. maccoyensis Thompson, 1935 † accepted as Pseudostaffella keytei subsp. maccoyensis (Thompson, 1935) †checked Le Coze, François 2026-01-31
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