Normalograptus trifilis Manck 1923 (graptolite)

Pterobranchia - Graptoloidea - Normalograptidae

Alternative combination: Climacograptus trifilis

Belongs to Normalograptus according to T. N. Koren' and M. J. Melchin 2000

Sister taxa: Normalograptus ajjeri, Normalograptus angustus, Normalograptus lubricus, Normalograptus mirnyensis, Normalograptus normalis, Normalograptus radicatus, Normalograptus rhizinus, Normalograptus temalaensis

Ecology: passively mobile planktonic suspension feeder

Distribution:

• Silurian of Poland (1 collection), Serbia and Montenegro (1), United States (2: Alaska)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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