umbratile การใช้

• Recently, the holotype was found again, and in 2008 " Cephaloscyllium umbratile " was re-described as distinct from " C . isabellum " by Jayna Schaaf-Da Silva and David Ebert.
• The draughtsboard shark closely resembles the blotchy swellshark ( " C . umbratile " ) and the Australian swellshark ( " C . laticeps " ), both of which have been suspected to be the same species as " C . isabellum " by different authors at various times.