Examples from the Web for pulex
But in England, and probably in other parts of Europe as well, Pulex irritans is an undoubted parasite of the badger.
But the resources of one-and-twenty are not easily daunted, even by the presence of the cimex lectularius or the pulex irritans.Tracks of a Rolling Stone|Henry J. Coke
The human flea (Pulex irritans) appears to occupy an isolated position.
These two species have until recently been considered as one, under the name Pulex serraticeps.Handbook of Medical Entomology|William Albert Riley
The male palpi are smaller than in pulex, though the males are larger.The Common Spiders of the United States|James Henry Emerton