"Guthrie (1967-71) names some 440 Bantu 'varieties', Grimes (2000) has 501 (minus a few 'extinct' or 'almost extinct', Bastin et al. (1999) have 542, Maho (this volume) has some 660, and Mann et al. (1987) have c. 680." Derek Nurse, 2006, "Bantu Languages", in the Encyclopedia of Language and Linguistics, p. 2. Ethnologue's
report for Southern Bantoid lists a total of 680 languages. The count includes 13 Mbam languages which are not always included under "Narrow Bantu".
