Crustian

Crustians are a sapient species of turtle-like creatures with scaly skin and black eyes, which share their homeworld with a large number of other sapients, including Butterflies, Cockroaches, Humans and Spiders.

Like most of the other species of their planet, the Crustians are an amicable race that coexists peacefully with the others.

Appearances

 * Doctor Who Annual 1967, "The Sons of Grekk"