 Wanless divided the genus Portia into two species groups : the schultzi group , in which males ' palps have a fixed tibial apophysis ; and the kenti group , in which the apophysis of each palp in the males has a joint separated by a membrane . : 87 – 88 The schultzi group includes P. schultzi , P. africana , P. fimbriata , and P. labiata . : 93 – 94 , 99 – 100 , 102 – 105 
