208 UndcHcvihcd Cussonidce. 



name of cancdiculatum, in tlie event of future material 

 proving it to be distinct. The following short formula 

 may therefore be added to the diagnosis of the P. zca- 

 landicum, at p. 598 of my late paper : — ■ 



Pcntartlirmn zca landicum. 



var. /S. (canalicidatmii). Capite prothoracecpic paulo 

 nitidioribus, rostro profundius argutius(pie canaliculato, 

 prothorace postice in medio subimpresso. 



