ABSTRACT
E-mail addresses: kubovy@virginia.edu (M. Kubovy), dlv6b@virginia.edu (D. Va,n Valkenburg).
1 Indo-European languages in particular. 2 There are two exceptions: things that are transparent and things that are sparse. There are two kinds of
sparse things: things with holes in them (e.g. fences) and things that branch (e.g. plants).
