Agaonidae (Hymenoptera Chalcidoidea) and Ficus (Moraceae): fig wasps and their figs, xi (Blastophaga) s.l. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen Biological Chemical Geological Physical and Medical Sciences, 96(3), September 27 1993: 347-367. 354 [Zoological Record Volume 131]