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Books Books 1 - 7 of 7 on Shell compressed- subglobose; rounded on the periphery; umbilicus small, deep, and....  
" Shell compressed- subglobose; rounded on the periphery; umbilicus small, deep, and acutely conical, between one-third and one-half as wide as the breadth of the outer whorl from the dorsal to the ventral side, showing about one-third of each inner volution.... "
The University Geological Survey of Kansas - Page 473
1898 - 594 pages
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Proceedings of the Academy of Natural Sciences of Philadelphia, Volume 12

Natural history - 1861
...discoidal or compressed on the sides, and narrowly rounded on the dorsum ; umbilicus shallow, about one-half as wide as the breadth of the outer whorl from the ventral to the dorsal side, showing apparently a little less than half of each inner whorl ; volutions...
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Proceedings of the Academy of Natural Sciences of Philadelphia, Volume 14

Natural history - 1863
...Genu- AMMONITES, Bruguiere. AMMONITES MDIXAHANDS. Shell compressed-subglobose ; rounded on the dorsum. Umbilicus small, deep and acutely conical, between...one-third and one-half as wide as the breadth of the oater whorl from the dorsal to the ventral side, showing about one-third of each inner volution. Whorls...
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Geological Survey of Illinois, Volume 2

Illinois. State Geologist, Amos Henry Worthen - Geology - 1866
...Thirteenth Ann. Rept. Regents Univ. NY, p. 102. SHELL compressed, discoidal; umbilicus large or nearly twice the breadth of the outer whorl from the dorsal to the ventral side, shallow and showing about four-fifths of each inner whorl. Volutions slender and increasing very gradually...
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Geological survey of Illinois, Volume 2

Illinois. State Geologist, Amos Henry Worthen - Science - 1866
...discoidal or nearly flat on the sides, and narrowly rounded on the dorsum. Umbilicus rather shallow, about one-half as wide as the breadth of the outer whorl from the ventral to the dorsal side, showing apparently about one-third of each inner whorl. , Volutions increasing...
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Geological Survey of Illinois, Volume 1

Illinois. State Geologist, Amos Henry Worthen - Geology - 1866
...discoidal or nearly flat on the sides, and narrowly rounded on the dorsum. Umbilicus rather shallow, about one-half as wide as the breadth of the outer whorl from the ventral to the dorsal side, showing apparently about one-third of each inner whorl. Volutions increasing...
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The Colorado Formation and Its Invertebrate Fauna, Volume 8, Issue 106

Timothy William Stanton - Geology, Stratigraphic - 1893 - 288 pages
...Meek's revised description is as follows : " Shell compressed- subglobose; rounded on the periphery; umbilicus small, deep, and acutely conical, between...convexity, sloping on each side from near the umbilicus (with a slightly convex outline) toward the periphery, and rounding abruptly into the umbilicus on...
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Bulletin - United States Geological Survey, Issues 103-110

Geological Survey (U.S.) - Geology - 1893
...compressed-snbglobose; rounded on the periphery; umbilicus small, deep, and acutely conical, betweeii one-third and one-half as wide as the breadth of the...convexity, sloping on each side from near the umbilicus (with a slightly convex outline) toward the periphery, and rounding abruptly into the umbilicus on...
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