The Venezuelan troupial ("Icterus icterus") is the national bird of Venezuela. The yellowing of the "white of the eye" is thus more properly termed "conjunctival icterus". The second pregnancy (April, 1941) resulted in an infant suffering icterus gravis. This is sometimes referred to as "scleral icterus". Similar species include the South American yellow oriole ("Icterus nigrogularis"). Bird species include El Oro parakeet ("Pyrrhura orcesi") and white-edged oriole ("Icterus graceannae"). The national bird is the endemic Montserrat oriole ("Icterus oberi"). The yellow oriole ("Icterus nigrogularis") is a passerine bird in the family Icteridae. It shows more yellow than most Caribbean orioles, except for the Bahama oriole ("Icterus northropi"). The Altamira oriole ("Icterus gularis") is a New World oriole. Chapman named it "Icterus fuertesi", commonly called Fuertes's oriole after his friend. The spot-breasted oriole ("Icterus pectoralis") is a species of bird in the family Icteridae. The epaulet oriole ("Icterus cayanensis") is a species of bird in the family Icteridae. The hooded oriole ("Icterus cucullatus") is a medium-sized New World oriole.