left: <a href="https://en.wikipedia.org/wiki/Alston%27s_brown_mouse" class="extiw" title="en:Alston's brown mouse">Alston's brown mouse</a> (<i>Scotinomys teguina</i>)
right: <a href="https://en.wikipedia.org/wiki/Sumichrast%27s_vesper_rat" class="extiw" title="en:Sumichrast's vesper rat">Sumichrast's vesper rat</a> (<i>Nyctomys sumichrasti</i>)
Unknown author<span style="display: none;">Unknown author</span>
Unknown date<div style="display: none;">Unknown date</div>, before 1882 (date of publication)
Edward R. Alston: <i>Biologia Centrali-Americana.</i> London, 1882