DescriptionThomasHorsfield.jpgThomasHorsfield Date between 1840 and 1843 date QS:P,+1840-00-00T00:00:00Z/8,P1319,+1840-00-00T00:00:00Z/9,P1326,+1843-00-00T00:00:00Z/9
illustration when proposing the new genus Ierax or Hierax. Thus this plate and Horsfield's accompanying description form the type of the genus that is now called