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Names and sources

Accepted Name Source
Calycoceras annulatum (Collignon, 1964)
  • GBIF Backbone Taxonomy
Published in:P. M. P. Zaborski. Upper Cretaceous ammonites from the Calabar region, south-east Nigeria. Bull. Br. Mus. nat. Hist. (Geol.) 1: 1--72. (1985).

Classification

kingdom
Chromista
phylum
Ochrophyta
class
Bacillariophyceae
order
Chaetocerotales
family
Acanthocerataceae
genus
Calycoceras
species
Calycoceras annulatum
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Genbank

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