Revision of Lithostrotionella - USGS
Revision of Lithostrotionella - USGS
Revision of Lithostrotionella - USGS
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PLATE 2<br />
[All figures x 4]<br />
FIGURES 1, 2. Stelechophyllum microstylum (White) p. 11).<br />
USNM 161996 (paratype <strong>of</strong> <strong>Lithostrotionella</strong> hemisphaerica Hayasaka). <strong>USGS</strong> loc. 1439-PC, Lodgepole Limestone, Idaho.<br />
1. Transverse thin section, USNM 161996a.<br />
2. Longitudinal thin section, USNM 161996b.<br />
3. 4. Stelechophyllum microstylum (White)? (p. 11).<br />
USNM 162003 (paratype <strong>of</strong> <strong>Lithostrotionella</strong> girtyi Hayasaka). <strong>USGS</strong> loc. 3864-PC, Lodgepole Limestone, Montana.<br />
3. Transverse thin section, USNM 162003a.<br />
4. Longitudinal thin section, USNM 162003c.