Julud is mutually intelligible with Katla-Kulharong but defintely not with Katla-Cakom (p.c. Birgit Hellwig 2007,
N/A 1979 , N/A 1979 ), so the latter is missing from E16/E17/E18/E19/E20/E21/E22/E23/E24/E25/E26/E27 as a separate language from Katla [kcr]. See also: Katla [kcr].
Savage life in the Black Sudan: an account of an adventurous journey of exploration amongst wild and little-known tribes inhabiting swamps, dense forests, mountain-tops and arid deserts hitherto almost unknown, with a description of their manner of living, secret societies and mysterious, and barbaric rites