Hermit crab shells instead, as shown by a specimen of "Palaeopagurus vandenengeli" from the Speeton Clay, Yorkshire, UK from the Lower Cretaceous. Hermit crab Hermit crabs are decapod crustaceans of the superfamily Paguroidea. Most of the approximately 1,110 species possess an asymmetrical abdomen that is concealed in a scavenged mollusc shell carried around by the hermit crab. Most species have long, spirally curved abdomens, which are soft, unlike the hard, calcified abdomens seen in related crustaceans. The vulnerable abdomen is protected from predators by a salvaged empty seashell carried by the hermit crab, into which its whole body can retract. Most frequently,
The Decapod The Decapod "The Decapod" is the third episode of the second series of the 1960s cult British spy-fi television series "The Avengers", starring Patrick Macnee and Julie Stevens. It originally aired on ABC on 13 October 1962. The episode was directed by Don Leaver and written by Eric Paice. Steed is brought in to protect the President of a Balkan Republic from a masked assassin. He sends Venus on a phony tour, with real wrestlers. Julie Stevens sings "You're Getting To Be A Habit With Me" composed by Harry Warren and "I Got It Bad (and That Ain't Good)" by