African spurred tortoise. The African spurred tortoise (Centrochelys sulcata), also called the sulcata tortoise, is a species of tortoise, which inhabits the southern edge of the Sahara desert, in northern Africa. It is the third-largest species of tortoise in the world, the largest species of mainland tortoise, and the only species in the genus Centrochelys.
You can delete messages one at a time, or you can delete an entire conversation. To delete a message: 1  Click Messages on the left side of your homepage. 2  Open the conversation you want to delete a message from.  From the Actions menu, select Delete Messages...
Tap the Facebook Messengerâ application and select Messages tab. 2. Locate the message or messages that you wish to delete. Press and hold on the message until a list of options displays, including the option to delete or copy the message. 3. Choose the Delete tab, not the Archive tab. If you wish to permanently delete Facebook messages, tap the Delete option.