Columbia subject headings:
British Museum (Natural History)
Ceratophyllidae--Catalogs and collections--England--London.
Ceratophyllidae.
Insects--Catalogs and collections.
Harvard subject headings:
British Museum (Natural History)
Ceratophyllidae
Ceratophyllidae--Catalogs and collections--England--London.
Fleas
Insects--Catalogs and collections
Princeton subject headings: