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...
In order to delete the messages from your facebook forever, you will need to do the following steps: 1: Enter your inbox (see all messages) 2: Select the conversation you want to delete messages from. 3: Now, click on the Actions located above the chat frame. 4: Here, you can select to delete conversation if you want to delete the whole conversation, or you can choose to delete messages to only delete some messages in the conversation.