Template:Hekstra, 1982

• Hekstra, G.P. 1982. Description of twenty-four new subspecies of American Otus (Aves, Strigidae). Universiteit van Amsterdam Bulletin Zoologisch Museum 9(7):49-63. Full article (PDF) 
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Nomenclatural acts

• Date of publication: 17 December 1982

New names

• Otus guatemalae pettingilli = Megascops guatemalae pettingilli
• Otus guatemalae pepeteni = Megascops guatemalae peteni
• Otus guatemalae centralis = Megascops centralis
• Otus guatemalae pallidus = Megascops roraimae pallidus
• Otus guatemalae pacificus = Megascops roboratus pacificus
• Otus choliba caatingensis = Megascops choliba caatingensis
• Otus choliba chapadensis = Megascops choliba chapadensis
• Otus choliba uruguaii = Megascops choliba uruguaii
• Otus choliba alilucuco = Megascops choliba alilucuco
• Otus choliba koepckeii = Megascops koepckeae
• Otus choliba caucae = Megascops choliba caucae
• Otus choliba guyanensis = Megascops choliba guyanensis
• Otus choliba montanus = Megascops choliba montanus
• Otus choliba kelsoi = Megascops choliba kelsoi
• Otus seductus colimensis = Megascops seductus colimensis