xan·thop·ter·in 
(zăn-thŏptər-ĭn)
(zăn-thŏptər-ĭn)n.
A yellow pigment found in many insects, especially in the wings of certain butterflies and moths, and also present in the urine of mammals.
- heterosporous
- heterospory
- heterostyled
- heterostylous
- heterostyly
- heterotaxia
- heterotaxic
- heterotaxy
- heterothallic
- heterothallism
- heterotic
- heterotopia
- heterotopic
- heterotroph
- heterotrophic
- heterotrophically
- heterotrophy
- heterotypic
- heterotypical
- Heterousian
- heterozygosis
- heterozygosity
- heterozygote
- heterozygous
- heth