arthropod genus - a genus of arthropods

family Pulicidae, Pulicidae - many common fleas attacking humans and domestic animals

Ctenocephalus, genus Ctenocephalus - a former usage synonymous with Ctenocephalides

Ctenocephalides canis, dog flea - flea that attacks dogs and cats

cat flea, Ctenocephalides felis - flea that breeds chiefly on cats and dogs and rats