Differences in pigment-containing organelles between color forms of the red-backed salamander, Plethodon cinereus.
D000818:Animals; D002854:Chromatography, Paper; D002856:Chromatophores / Q000166:cytology*; D008854:Microscopy, Electron; D011621:Pteridines / Q000032:analysis; D012867:Skin / Q000166:cytology; D014562:Caudata / Q000033:anatomy & histology*
D011621:Pteridines