Xanthism

Definition

An abnormal condition characterized by yellow pigmentation in the skin, wings, or exoskeleton of insects or arachnids.

Etymology

From Greek 'xanthos', meaning 'yellow', and '-ism', denoting a condition or abnormal state.

Example

The grasshopper exhibited xanthism, displayed by its strikingly yellow exoskeleton that differed from the typical green coloration of its species.

Synonyms

• Xanthosis
• Yellow pigmentation

Related Terms

• Melanism
• Albinism
• Chromatism
• Pigmentation

Usage Notes

Xanthism can occur due to genetic mutations, dietary factors, or environmental influences, and it may affect the survival and mating success of affected individuals.