†Geniculograptus pygmaeus Ruedemann 1925
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Pterobranchia - Graptoloidea - Diplograptidae
Alternative combination: Climacograptus pygmaeus
Belongs to Geniculograptus according to C. E. Mitchell 1987
Sister taxa: none
Distribution:
• Ordovician of United States (4: Michigan, New York collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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