. Bulletins of American paleontology. 52 transverse sections from 26 coralla 20 0 5 10 15 DIAMETER (mm) Text-figure 20. —Relationship between thickness of major septa and corallum diameter in Streptelasma amsdeni, n. sp. Septal thick- ness was measured in transverse thin sections halfway between the axial and peripheral ends of a typical septum on the counter side (usually the counter septum). Changes in septal thickness within individual specimens are shown by lines joining data points. Num- bers beside data points indicate frequencies greater than one. Arbitrary line [doited, in same positio
. Bulletins of American paleontology. 52 transverse sections from 26 coralla 20 0 5 10 15 DIAMETER (mm) Text-figure 20. —Relationship between thickness of major septa and corallum diameter in Streptelasma amsdeni, n. sp. Septal thick- ness was measured in transverse thin sections halfway between the axial and peripheral ends of a typical septum on the counter side (usually the counter septum). Changes in septal thickness within individual specimens are shown by lines joining data points. Num- bers beside data points indicate frequencies greater than one. Arbitrary line [doited, in same position as that for .Streptelasma subregulare (Savage, 1913b) in Text-fig. 15] was used to derive proportions shown in part of Table E 3 02 O I I- 9 ^ 5 0 5 10 15 DIAMETER (mm) Text-figure 21. —Relationship between width of cardinal fossula and corallum diameter in Streptelasma amsdeni. n. sp. Width of cardinal fossula was measured between median lines of septa im- mediately adjacent to the fossula, midway between axial and pe- ripheral ends of septa bounding the fossula. Numbers beside data points indicate frequencies greater than one. Arbitrary line [in same position as that for .Streptelasma subregulare (Savage. 1913b) in Text-fig. 161 was used to derive proportions shown in part of Table Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Paleontological Research Institution (Ithaca, N. Y. ); Columbia University. Ithaca, N. Y. , Paleontological Research Institution [etc. ]
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