Hystricomorpha
/ˌhɪstrɪkə(ʊ)ˈmɔːfə
/plural noun Zoology
A major division of the rodents which includes the guinea pigs, coypu, porcupines and their relatives. They occur chiefly in South America.
- Suborder Hystricomorpha, order Rodentia.
- The Old World members of this group are sometimes placed in a separate group called the porcupine-like rodents (Hystricomorpha).
Derivatives
hystricomorph
- The myomorph and sciuromorph taxa are included in the Sciurognathi, while most hystricomorphs are in the Hystricognathi.
- Nevertheless, hystricomorph rodents are an exception among mammals, possessing an insulin molecule with many amino acid substitutions.
Origin
Modern Latin (plural), from Latin hystrix, hystric- 'porcupine' (from Greek hustrix) + morphē 'form'.
- groundout
- ground pine
- ground plan
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- ground rule
- ground run
- groundsel
- groundshare
- groundsheet
- groundsill
- groundskeeper
- ground sloth
- groundsman
- ground speed
- ground squirrel
- ground staff
- ground state
- groundstroke
- groundswell
- ground tackle
- ground-to-air
- ground troops
- ground truth
- ground truthing
- groundwater