Plates
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Explanation of Plate 1
- 1-7—Millerella inflecta, n. sp,
- 1-4, 6, 7, Axial sections; 5, sagittal section; all x117. 1-6, From Bed 15, Section P-15, Sweetwater Creek; 7, from Bed 1. Section P-9, Sheep Mountain Canyon; Belden formation. (See also Pl. 5, figs. 2, 3; text fig. 11).
- 8-11—Pseudostaffella cf. P. keytei maccoyensis (Thompson)
- 8, 9, Axial sections; 10, oblique tangential section; 11, sagittal section; all x59. 8, 9, 11, From Bed 34, Section P-17; 10, from Bed 26, Section P-17; Hell's Canyon, Hell's Canyon formation.
- 12-14—Millerella sp. A.
- 12, Parallel sagittal section; 13, tangential section; 14, axial section; all x117. Bed 37, Section P-15, Sweetwater Creek, Belden formation.
- 15-18—Millerella circuli, n. sp.
- 15, Tangential section of a paratype; 16, axial section of a paratype; 17, axial section of the holotype; 18, sagittal section of a paratype; all x117. Bed 52, Section P-10, Split Mountain Canyon, Belden formation.
Explanation of Plate 2
- 1-5—Fusulinella haywardi, n. sp.
- 1, 3, Axial sections of paratypes; 2, axial section of the holotype; 4, 5, sagittal sections of paratypes; all x23. Bed 87, Section P-13, Juniper Mountain Canyon, Hell's Canyon formation. Bed 87, Section P-13 is same as Bed 123, Section P-13, due to repetition by thrust faulting. (See also Pl. 3, figs 1-5)
- 6-14—Fusulinella lounsberyi, n. sp.
- 6-8, 12, Axial sections of paratypes; 10, axial section of an unusually long specimen; 11, axial section of the holotype; 9, 14, sagittal sections of paratypes; 13, tangential section of a paratype; all x23. 6-9, From Bed 112, Section P-13; 10-14, from Bed 77, Section P-13; Juniper Mountain Canyon, Hell's Canyon formation. Bed 77 is same as Bed 112 due to repetition by thrust faulting.
- 15-25—Fusulinella iowensis var. leyi, n. var.
- 15, Enlarged portion of axial section of a paratype; 16, 18, 23-25, axial sections of paratypes; 17, 20, 22, sagittal sections of paratypes; 19, axial section of the holotype; 21, tangential section of a paratype; all x23, except 15 which is x117. 15-21, From Bed 71; 22-25, from Bed 70, Section P-13; Juniper Mountain Canyon, Hell's Canyon formation. (See also Pl. 3, figs. 16-21; Pl. 5, fig. 6).
Explanation of Plate 3
- 1-5—Fusulinella haywardi, n. sp.
- 1-3, Axial sections of paratypes; 4, 5, sagittal sections of paratypes: all x23. Bed 123, Section P-13, Juniper Mountain Canyon, Hell's Canyon formation. Bed 123 is same as Bed 87 due to repetition by thrust faulting. (See also PI. 2, figs. 1-5)
- 6-15—Fusulinella uintaensis, n. sp.
- 6, 7, 9, 14, Axial sections of paratypes; 8, axial section of the holotype; 10, sagittal section of a paratype; 11, 12, tangential sections of paratypes; 13, sagittal section of a specimen referred with question to this species; 15, axial section of a specimen referred with question to this species; all x23. From Bed 34, Section P-17, Hell's Canyon, Hell's Canyon formation.
- 16-21—Fusulinella iowensis var. leyi, n. var.
- 16, Enlarged portion of a sagittal section of a paratype; 17, 18, axial sections of paratypes; 19, axial section of a paratype with asymmetrical first volution; 20, sagittal section of a paratype; 21, tangential section of a paratype; all x23, except 16, which is x117. Bed 26, Section P-17, Hell's Canyon, Hell's Canyon formation. (See also Pl. 2, figs 15-25; Pl. 5, fig. 6)
Explanation of Plate 4
- 1-12—Wedekindellina matura, n. sp.
- 1, 3, 9, Axial sections of paratypes; 2, axial section of the holotype; 4-6, sagittal sections of paratypes; 7, oblique section of a paratype; 8, enlarged portion sagittal section illustrated as 3 that shows structure of spirotheca; 10-12, tangential sections; all x20, except 8, which is x117. 1, 5, 7, 9-12, From Bed 90, Section P-17, Hell's Canyon; 2-4, 6, 8, from Bed 44, Section P-9, Sheep Mountain Canyon; Youghall formation. (See also Pl. 5, fig. 5).
- 13-17—Wedekindellina henbesti (Skinner)
- 13, Tangential section; 14-16, axial sections; 17, sagittal section; all x23. Bed 48, Section P-9, Sheep Mountain Canyon, Youghall formation.
Explanation of Plate 5
- 1, 4—Millerella cf. M. pressa Thompson
- Axial sections, x117. Bed 1, Section P-9, Sheep Mountain Canyon, Belden formation.
- 2, 3—Millerella inflecta, n. sp.
- 2, Oblique tangential section; 3, oblique sagittal section; both x117. Bed 1, Section 9, Sheep Mountain Canyon, Belden formation. (See also Pl. 1, figs. 1-7; text fig. 11)
- 5—Wedekindellina matura, n. sp.
- Axial section of a para type, x23. Bed 44, Section P-9, Sheep Mountain Canyon, Youghall formation. (See also Pl. 4, figs. 1-12).
- 6—Fusulinella iowensis var. leyi, n. var.
- Axial section of a paratype, x23. Bed 26, Section P-17, Hell's Canyon, Hell's Canyon formation. (See also Pl. 2, figs. 15-25; Pl. 3, figs. 16-21).
- 7-18—Fusulina pristina, n. sp.
- 7, Sagittal section of a paratype; 8, parallel section of a paratype; 9, 11-13, 16, axial sections of paratypes; 10, 15, 17, 18, parallel sections of paratypes; 14, axial section of the holotype; all x12. Bed 146, Section P-13, Juniper Mountain Canyon, Youghall formation.
- 19-25—Fusulina rockymontana Roth and Skinner.
- 19, 20, Sagittal sections; 21-24, axial sections; 25, tangential section; all x12. Bed 48, Section P-9, Sheep Mountain Canyon, Youghall formation.
Explanation of Plate 6
- 1-9—Fusulina sp. Form A
- 1-4, 8, 9, Axial sections; 5, tangential section; 6, 7, sagittal sections; all x12. Bed 206, Section P-13, Juniper Mountain Canyon, Youghall formation.
- 10-16—Fusulina curta, n. sp.
- 10, Axial section of a specimen with an unusually large proloculum; 11, 12, sagittal sections of syntypes; 13-16, axial sections of syntypes; all x12. Bed 191, Section P-13, Juniper Mountain Canyon. Youghall formation.
- 17, 18, 22, 23—Fusulina sp. Form B
- 17, 18, Axial sections; 22, 23, sagittal sections; all x12. Bed 61, Section P-9, Sheep Mountain Canyon, Youghall formation.
- 19-21—Fusulina sp. Form C
- Axial sections, all x12. Bed 61, Section P-9, Sheep Mountain Canyon, Youghall formation.
- 24-31—Fusulina sp. Form D
- 24, 25, 30, 31, Axial sections; 26-28, sagittal sections; 29, tangential section; all x12. Bed 101. Section P-17, Hell's Canyon, Youghall formation.
- 32-38—Fusulina prima, n. sp.
- 32, 33, Sagittal sections of paratypes; 34-36, axial sections of paratypes; 37, axial section of the holotype; 38, tangential section of a paratype; all x12. Bed 87, Section P-17, Hell's Canyon, Youghall formation.
Kansas Geological Survey, Geology
Placed on web Sept. 10, 2017; originally published Oct. 15, 1945.
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