Relating to or characteristic of arthrogastra, particularly animals with jointed bodies and distinct abdominal sections.
Derived from arthrogastra with the suffix '-an' meaning 'of or relating to,' following zoological nomenclature for describing body structure features.
Every arthrogastran creature—from insects to crustaceans to spiders—inherited the same fundamental body blueprint perfected over 500 million years, proving it's one of evolution's greatest inventions.
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