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Scutellum calvum
Taxonomy
Scutellum calvum was named by Chatterton (1971). Its type specimen is ANU 17818, a cephalon/head (cranidium), and it is a cast. Its type locality is Chatterton Loc. A, Assemblage A, top of Receptaculites Lst, near Yass, NSW, which is in an Emsian marine lime mudstone/grainstone in the Taemas Formation of Australia.
Sister species lacking formal opinion data
S. alpinum, S. borealis, S. costatum, S. costatus, S. depressum, S. elegans, S. flabelliferum, S. geesense, S. hollandi, S. kutorgai, S. meiorum, S. mirabilis, S. newberria, S. obscurum, S. polyactin, S. rotundus, S. schobli, S. siberi, S. sieberi, S. suundukensis, S. tenuistriatum, S. tullium, S. umbonatum, S. depressum, S. flabelliferum, S. pardalios, S. thomasi, S. whidbornei
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Scutellum calvum Chatterton p. 22 figs. Pl. 4, fig. 20 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Scutellum calvum Chatterton 1971
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Hendy et al. 2009, Whittington et al. 1997, Hendy 2009 | |||||