Avium species novae [...] quas in itinere per brasiliam annis MDCCCXVII – MDCCCXX jussu et auspiciis Maximiliani Joseph I Bavariae Regis suscepto collegit et descripsit Dr. J. B. de Spix [Tomo 1]
Tab Ia
Avium species novae, quas in itinere per Brasilia annis MDCCCXVII-MDCCCXX : Tomus I. Author/Contributor: Spix, Johann Baptist von,
Tab. LXXXVI
Avium species novae, quas in itinere per Brasilia annis MDCCCXVII-MDCCCXX : Tomus I. Author/Contributor: Spix, Johann Baptist von, 1781-1826.
Tab. XXXIa
along with Caracara Plancus, Hydrochoerus hydrochaeris and Vanellus chilensis
the same specimens of the observations
https://www.inaturalist.org/observations/32478462
and
https://www.inaturalist.org/observations/32480929
Avium species novae [...] quas in itinere per brasiliam annis MDCCCXVII – MDCCCXX jussu et auspiciis Maximiliani Joseph I Bavariae Regis suscepto collegit et descripsit Dr. J. B. de Spix [Tomo 1]
Tab Ia
Avium species novae [...] quas in itinere per brasiliam annis MDCCCXVII – MDCCCXX jussu et auspiciis Maximiliani Joseph I Bavariae Regis suscepto collegit et descripsit Dr. J. B. de Spix [Tomo 1]
Tab XLVI