The Collaborative International Dictionary
Carapax
Carapax \Car"a*pax\, n. (Zo["o]l.) See Carapace.
Wiktionary
carapax
n. (context zoology English) (alternative form of carapace English)
Wikipedia
Carapax
Carapax is a fictional supervillain published by DC Comics. Carapax first appeared in Blue Beetle (vol. 1) #1 (June 1986), and was created by Len Wein and Paris Cullins. Carapax is featured as the archenemy of Blue Beetle.