Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes


TaxonomyBrowse
Info
ImagesLinksBooksData

Family Pulicidae

Flea (Siphonaptera) - Ctenocephalides felis Puparia - Ctenocephalides Cat flea? - Ctenocephalides felis Cat flea? - Ctenocephalides felis Cat flea? - Ctenocephalides felis Dog Flea - Ctenocephalides canis Sticktight Flea, Echidnophaga gallinacea - Echidnophaga gallinacea - female Sticktight Flea, Echidnophaga gallinacea - Echidnophaga gallinacea - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Siphonaptera (Fleas)
Family Pulicidae
Numbers
19 species in 11 genera in North America (nearctica.com)
Size
1 to 2.5 mm
Identification
one row of bristles on each abdominal segment
Range
cosmopolitan
Remarks
Most of the species that attack humans and domestic animals are found in this family. Includes the Oriental Rat Flea (Xenopsylla cheopis), Dog Flea (Ctenocephalides canis), Cat Flea (Ctenocephalides felis), and Human Flea (Pulex irritans) - all of which may bite humans.
See the Siphonaptera page for general information and references on fleas.
Internet References
preserved adult images of Oriental Rat Flea (Xenopsylla cheopis) and Cat Flea (Ctenocephalides felis) plus classification and references (David Maddison, Tree of Life)