Definition of "nycticorax" [nycticorax]

• An old book-name of the night-heron; also, a technical specific name of the European night-heron, Ardea nycticorax. (noun)
• A generic name of the night-herons. See Nyctiardea. (noun)

The Century Dictionary (Public Domain)

• "Black-crowned night-heron, Nycticorax nycticorax (protonym, Ardea Nycticorax), also known as the American/common night heron, the quawk or quark (an onomatopoeic term) or simply as the night heron, photographed at Texas City Dike, Texas (USA)."
• "Response: This is an adult black-crowned night-heron, Nycticorax nycticorax."
• "Other colonial birds are the Neotropic cormorant Phalacrocorax olivaceus, black-necked cormorant Phalacrocorax magellanicus, great egret Casmerodius albus, black-crowned night-heron Nycticorax nycticorax and common tern Sterna hirundo."