Drawing of the shell of <i>Cryptella canariensis</i>, syn. <i>Parmacella canariensis</i>.
Chazal (?)
1835
Philip Barker Webb (1793-1854; UK and France) &amp; Sabin Berthelot (1794-1880; France) (1835) <a rel="nofollow" class="external text" href="https://archive.org/details/magasindezoologi58pari"><i>Magasin de Zoologie: d'anatomie comparée et de palaeontologie</i></a>. volume 5, Arthus Bertrand, Paris. <a rel="nofollow" class="external text" href="https://archive.org/stream/magasindezoologi58pari#page/n112/mode/1up">plate 63</a>. Background retouched, colors altered by <a href="//commons.wikimedia.org/wiki/User:Snek01" title="User:Snek01">User:Snek01</a>