Description: English: Illustration of Kalinowski's mastiff bat (Mormopterus kalinowskii) (described in text as Nyctinomus kalinowskii). Date: 4 April 2018, 13:30:23. Source: "On some mammals from central Peru." 1893. Proceedings of the Zoological Society of London. Author: Oldfield Thomas.
Description: English: Illustration of Mormopterus jugularis, Peters's wrinkle-lipped bat. Date: 1881. Source: Über die Chiropterengattung Mormopterus und die dahin gehörigen Arten. Author: Wilhelm Peters.