UGA Stratigraphy Lab

The data is in the strata

Graptodictya

Specimen Photo

Graptodictya perelegans
Photo courtesy of Jack Kallmeyer

Specimen Photo

Graptodictya perelegans
Photo courtesy of Jack Kallmeyer

Branching to anastomosing zooarium. Subelliptical to subcircular zooecia. Bears striated extrazooecial stereom between autozooecia and on zooarial margins.

Species

Graptodictya cincinnatiensis (James)
Occurrence: Mount Hope
Reference: Dalvé, 1948
Formerly Arthropora cincinnatiensis

Graptodictya cleavelandi (James)
Occurrence: Fulton, Economy, Southgate, McMicken
Reference: Dalvé, 1948; Schumacher et al. in Davis and Cuffey, 1998 (mention)
Formerly Arthropora cleavelandi

Graptodictya perelegans (Ulrich, 1878)
Occurrence: Waynesville, Liberty
Reference: Phillips, 1960; Ross, 1960
Formerly Ptilodictya perelegans

Graptodictya shafferi (Meek, 1872)
Occurrence: Mount Hope, Fairmount, Bellevue, Corryville, Mount Auburn
Reference: Dalvé, 1948; Ross, 1960
Formerly Arthropora shafferi