UGA Stratigraphy Lab

The data is in the strata

• UGA
• Geology Dept.
• Stratigraphy Lab
• Steven Holland

• Fossils and Strata
  of the Type Cincinnatian
• Fossils
• Stratigraphy
• References
• Links to Other Cincinnatian Sites
• Acknowledgments
•  
• Trace Fossils

Chondrites

Chondrites sp. - side view
SMH collection
Scale bar is 1 cm

Chondrites sp. - top view
SMH collection

Species

Chondrites type-A
Occurrence: McMicken, Southgate
Reference: Osgood, 1970
Small and compact, greatest dimension is vertical rather than horizontal

Chondrites type-B
Occurrence: throughout Cincinnatian
Reference: Osgood, 1970; Hannibal, 1996

Chondrites type-C
Occurrence: Richmond
Reference: Osgood, 1970
Form dense interwoven network; surface of burrows marked by delicate longitudinal striae

Buthotrephis gracilis and Buthotrephis ramulosus have been reported from the Cincinnatian, but Osgood seems to have regarded them as Chondrites

Comments or questions? Please contact Steven Holland at stratum@uga.edu

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