C. cristata

C. cristata may refer to:
 * Belah, Casuarina cristata, species of flowering plant in the family Casuarinaceae
 * The blue jay (Cyanocitta cristata), species of passerine bird in the family Corvidae
 * The hooded seal (Cystophora cristata), species of phocid
 * The red-legged seriema (Cariama cristata), species of terrestrial bird in the seriema family
 * The great blue turaco (Corythaeola cristata), bird species of the family Musophagidae
 * Clavulina cristata, white- or light-colored edible coral mushroom
 * The crested coua (Coua cristata), medium sized bird member of the cuckoo family
 * Coelogyne cristata, epiphytic orchid
 * Cyanotis cristata, species of perennial plants in the family Commelinaceae
 * Celosia cristata, a former name for Celosia argentea var. cristata