Pachydiscus (Pachydiscus) australis Henderson and McNamara 1985 (ammonite)

Cephalopoda - Ammonitida - Pachydiscidae

Full reference: R. A. Henderson and K. J. McNamara. 1985. Maastrichtian Non-Heteromorph Ammonites from the Miria Formation, Western Australia. Palaeontology 28(1):34-88

Belongs to Pachydiscus (Pachydiscus) according to H. C. Klinger et al. 2001

See also Henderson and McNamara 1985

Sister taxa: Pachydiscus (Pachydiscus) arkansanus, Pachydiscus (Pachydiscus) armenicus, Pachydiscus (Pachydiscus) awajiensis, Pachydiscus (Pachydiscus) cayeuxi, Pachydiscus (Pachydiscus) colligatus, Pachydiscus (Pachydiscus) complanatus, Pachydiscus (Pachydiscus) dossantosi, Pachydiscus (Pachydiscus) duelmensis, Pachydiscus (Pachydiscus) egertoni, Pachydiscus (Pachydiscus) gutierrezi, Pachydiscus (Pachydiscus) haldemsis, Pachydiscus (Pachydiscus) hazzardi, Pachydiscus (Pachydiscus) jacquoti, Pachydiscus (Pachydiscus) jeani, Pachydiscus (Pachydiscus) kamishakensis, Pachydiscus (Pachydiscus) launayi, Pachydiscus (Pachydiscus) noetlingi, Pachydiscus (Pachydiscus) oldhami, Pachydiscus (Pachydiscus) ootacodensis, Pachydiscus (Pachydiscus) paulsoni, Pachydiscus (Pachydiscus) rogeri, Pachydiscus (Pachydiscus) subcompressus, Pachydiscus (Pachydiscus) subrobustus, Pachydiscus (Pachydiscus) ultimus, Pachydiscus (Pachydiscus) yama

Type specimen: WAM 80.1004, a shell

Ecology: fast-moving nektonic carnivore

Average measurements (in mm): shell diameter 103.9

Distribution:

• Cretaceous of Australia (22 collections), South Africa (1)

Total: 23 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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