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78 results for “Hoploscaphites”
FIGURE 49 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 49. Hoploscaphites plenus (Meek and Hayden, 1860), macroconch. A–D. BHI 4303, Baculites baculus or lower B. grandis Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 47 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 47. Hoploscaphites plenus (Meek and Hayden, 1860), macroconch. A–D. AMNH 135090, unknown locality. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 48 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 48. Hoploscaphites plenus (Meek and Hayden, 1860), macroconch. A–D. AMNH 71856, AMNH loc. 3921, upper Baculites baculus or lower B. grandis Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 46 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 46. Hoploscaphites plenus (Meek and Hayden, 1860), macroconch. A–D. AMNH 76294, loc. 3921, upper Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 45 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 45. Hoploscaphites plenus (Meek and Hayden, 1860), macroconch. A, B. AMNH 135966, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, ventral; B, left lateral. C, D. BHI 4130, Baculites baculus or B. grandis Zone, Pierre Shale, Cedar Creek Anticline, eastcentral Montana. C, ventral; D, left lateral.
FIGURE 43 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 43. Hoploscaphites plenus (Meek and Hayden, 1860), macroconch. A–D. SDSM 149981, upper Baculites eliasi or lower B. baculus Zone, Pierre Shale, Dawson County, Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 41 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 41. Size frequency histogram of Hoploscaphites plenus (Meek and Hayden, 1860), based on the samples in tables 3 and 4.
FIGURE 37 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 37. Hoploscaphites crassus (Coryell and Salmon, 1934), microconch. A–D. AMNH 76166, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 39 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 39. Hoploscaphites crassus (Coryell and Salmon, 1934), microconch. A–D. AMNH 134700, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 36 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 36. Hoploscaphites crassus (Coryell and Salmon, 1934), microconch. A–D. USNM 723215, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 32 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 32. Sutures of Hoploscaphites crassus (Coryell and Salmon, 1934), H. plenus (Meek and Hayden 1860), and H. peterseni. A. Hoploscaphites crassus, AMNH 76167, microconch, second from last suture, H = 22.1 mm, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, Montana. B. Hoploscaphites crassus, AMNH 76166, microconch, fourth from last suture, H = 21.5 mm, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, Montana. C. Hoploscaphites plenus, macroconch, BHI 4130, second from last suture, AMNH loc. 3921, Baculites baculus or lower B. grandis Zone, Pierre Shale, Cedar Creek Anticline, Montana. D. Hoploscaphites plenus, microconch, YPM 35597, second from last suture, W = 18.4 mm, Baculites baculus or lower B. grandis Zone, Pierre Shale, Wibaux (= Mingusville), Montana. E. Hoploscaphites peterseni, macroconch, AMNH 76187, last suture, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, Montana.
FIGURE 28 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 28. Hoploscaphites crassus (Coryell and Salmon, 1934), macroconch. A–D. BHI 4301, with pinched-in area near the aperture, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 40 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 40. Hoploscaphites crassus (Coryell and Salmon, 1934), microconch. A, B. SDSM 149988, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural. C, D. AMNH 76167, AMNH loc. 3921, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, eastcentral Montana. C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 24 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 24. Hoploscaphites crassus (Coryell and Salmon, 1934), macroconch. A–D. AMNH 77604, with large piece of shell missing from the adapical part of the body chamber (smooth area) indicating a lethal injury, AMNH loc. 3246, lower Baculites baculus Zone, Pierre Shale, Wibaux (= Mingusville), Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 23 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 23. Hoploscaphites crassus (Coryell and Salmon, 1934), macroconch. A–D. USNM 723203, small specimen with globular whorl section but widely spaced ventrolateral tubercles, USGS loc. 12745, lower Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 20 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 20. Hoploscaphites crassus (Coryell and Salmon, 1934), macroconch. A–D. SDSM 149985, nonlethal injury on the venter of the shaft, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 19 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 19. Hoploscaphites crassus (Coryell and Salmon, 1934), macroconch. A–D. SDSM 149986, coarsely ornamented specimen, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 38 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 38. Hoploscaphites crassus (Coryell and Salmon, 1934), microconch. A–D. SDSM 149989, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
FIGURE 31 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 31. Sutures of Hoploscaphites crassus (Coryell and Salmon, 1934), macroconchs. A. AMNH 95774 (= formerly AMNH 24234), holotype, W = 43.6 mm, H = 34 mm, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, Montana (from Riccardi, 1983, text-fig. 9). B. ANSP IP 81678, third from last suture, H = 31.8 mm, locality unknown, but probably Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, Montana. C. AMNH 24235, holotype, Acanthoscaphites duplico-nodosus Coryell and Salmon, 1934, fragment, W = 28.3 mm, H = 24.8 mm, Baculites baculus Zone, Pierre Shale, Cedar Creek Anticline, Montana (from Riccardi, 1983, text-fig. 10). D. GSC 67095, Jeletzkytes cf. crassus Riccardi, 1983, W = 19.5 mm, H = 16.3 mm, Baculites baculus Zone, Bearpaw Shale, Alberta (from Riccardi, 1983, text-fig. 11). E. GSC 5339a, Jeletzkytes cf. crassus Riccardi, 1983, fragment, W = 32.5 mm, H = 25.8 mm, Baculites baculus Zone, Bearpaw Shale, Saskatchewan (from Riccardi, 1983, text-fig. 12).
FIGURE 35 in LARGE SCAPHITID AMMONITES (HOPLOSCAPHITES) FROM THE UPPER CRETACEOUS (UPPER CAMPANIAN–LOWER MAASTRICHTIAN) OF NORTH AMERICA: ENDLESS VARIATION ON A SINGLE THEME
FIGURE 35. Hoploscaphites crassus (Coryell and Salmon, 1934), microconch. A–D. ANSP IP 33670, Baculites baculus or lower B. grandis Zone, Pierre Shale, Cedar Creek Anticline, east-central Montana. A, Right lateral; B, apertural; C, ventral; D, left lateral. Arrow indicates the base of the body chamber.
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