original description
(of ) Karrer, F.W. 1878. Die Foraminiferen der Tertiaeren Thone von Luzon. In: von Drasche, R. (Editor), Fragmente zu einer Geologie der Insel Luzon (Philippinen), pp 75-99. Verlag von Karl Gerold's Sohn, Wien., available online at https://archive.org/details/bub_gb_yb0NAAAAYAAJ/page/n84/
page(s): p. 98, pl. 5, fig. 26 [details] Available for editors 
context source (Deepsea)
Murray, J.W. (2006). Ecology and applications of benthic foraminifera. <em>Cambridge, UK, Cambridge University Press.</em> 426pp., available online at http://www.cambridge.org/9780521828390 [details] Available for editors 
From editor or global species database