Lobster

Professor Rubeish mentioned lobsters among several foods as one of the reasons he wanted to get back to the 20th century. (TV: The Time Warrior)

According to Eugene Jones, twenty eight centimetres per second was the top speed of a lone lobster. (TV: Random Shoes)

Lobster was on the menu of the Old Custom House. (PROSE: Bay of the Dead)

The planet Karim was inhabited by a species which looked like lobsters. (PROSE: Mad Dogs and Englishmen)