The Collaborative International Dictionary of English v.0.48:
Charadrius \Charadrius\ n. the type genus of the Charadriidae; the plovers. Syn: genus Charadrius. [WordNet 1.5]WordNet (r) 3.0 (2006):
Charadrius n 1: type genus of the Charadriidae: plovers [syn: Charadrius, genus Charadrius]