A Arthur Willey (1867–1942), collector of the Trolicaphyllium brachysoma comb. nov. females in 1897 from Lifou Island while searching for the Pearly Nautilus; image used from the public domain due to expired copyright; from Kerr (1943) B Lifou, cliffs on the north end of the island slightly farther north of where Willey was stationed 1896–1897; photograph by user Bahnfrend in November 2007; used under Creative Commons 3.0 (CC BY-SA 3.0) (https://commons.wikimedia.org/wiki/File:Jokin,_Lifou,_2007_(4).JPG).