Quaternates
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Quaternates is an obsolete order of mammals created by Henri-Marie Ducrotay de Blainville in 1839, imitating Linnean nomenclature ( Primates). It included the suborders Gravigrada,
Pachydermata Pachydermata (meaning 'thick skin', from the Greek grc, παχύς, pachys, thick, label=none, and grc, δέρμα, derma, skin, label=none) is an obsolete order of mammals described by Gottlieb Storr, Georges Cuvier, and others, at one time ...
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Ruminantia Ruminants (suborder Ruminantia) are hoofed herbivorous grazing or browsing mammals that are able to acquire nutrients from plant-based food by fermenting it in a specialized stomach prior to digestion, principally through microbial actions. The ...
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See also

* Secundates * Tertiates


References

{{reflist * BLAINVILLE, Henri-Marie Ducrotay de (1839): “Nouvelle classification des Mammifères” in ''Annales Françaises et Etrangères d’Anatomie et de Physiologie Appliquées à la Médicine et à l’Histoire Naturelle'', 3, pp. 268-269 Obsolete mammal taxa Mammal orders Taxa named by Henri Marie Ducrotay de Blainville