UGA Stratigraphy Lab

The data is in the strata

Geniculograptus

Specimen Photo

Geniculograptus typicalis
Photo courtesy of Dan Goldman

Species

Geniculograptus pygmaeus (Ruedemann)
Occurrence: Utica, Kope / Fairview / Calloway Creek, Dillsboro
Reference: Bergström and Mitchell, 1986; Mitchell and Bergström, 1991; Bergström, 1996
Formerly Climacograptus pygmaeus; Includes Diplograptus (Mesograptus) edenensis Ruedemann, 1947

Geniculograptus typicalis posterus (Ruedemann)
Occurrence: Fairview / Grant Lake / Ashlock
Reference: Bergström and Mitchell, 1986
Formerly Climacograptus typicalis posterus

Geniculograptus typicalis typicalis (Hall)
Occurrence: Utica, Kope
Reference: Bergström and Mitchell, 1986; Mitchell and Bergström, 1991; Bergström, 1996
Formerly Climacograptus typicalis typicalis

Geniculograptus typicalis magnificus (Twenhofel)
Occurrence: Utica
Reference: Bergström, 1996
Formerly Climacograptus typicalis magnificus

Geniculograptus typicalis ssp. A
Occurrence: Utica
Reference: Mitchell and Bergström, 1991