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African Natural History
versão On-line ISSN 2305-7963
versão impressa ISSN 1816-8396
Resumo
KLINGER, Herbert Christian e KENNEDY, William James. Hoplitoplacenticeras (H.) howarthi Collignon, 1970 (Cephalopoda: Ammonoidea) from KwaZulu-Natal, South Africa and Madagascar; intraspecific variation, dimorphism and affinities. Afr. nat. history (Online) [online]. 2011, vol.7, pp.41-61. ISSN 2305-7963.
Additional specimens of the Campanian ammonite Hoplitoplacenticeras (H.) howarthi Collignon, 1970, as well as examination of Collignon's (1970) Madagascar! specimens of Hoplitoplacenticeras allow us to discuss the intraspecific variation, probable dimorphism and affinities of the species.
Palavras-chave : ammonites; Hoplitoplacenticeras; Upper Campanian; intraspecific variation; dimorphism; affinities; Madagascar; KwaZulu-Natal; South Africa.