A hookworm is actually a type of roundworm, and a roundworm is in the phylum Platyhelminthes.
It's a Nematoda
The phylum bulldogs belong in is, Chordate.
Echinoderms belong to the phylum Echinodermata.
Phylum Arthropoda.
Phylum Hepatophyta
Some examples of organisms that belong to Phylum Nematoda (nematodes) include roundworms, hookworms, pinworms, and filarial worms. These organisms are characterized by their long, slender, unsegmented bodies and are found in a wide range of habitats worldwide. Nematodes can be free-living or parasitic, impacting plants, animals, and humans.
Nematoda
Cnidaria
Pinworms belong to the Nematode group of worms.
It's a Nematoda
aschelminthes
A hookworm belongs to the Phylum Nematoda, which includes roundworms.
Horsehair worms are found under the Phylum Nematomorpha (Pechenik, 2010). Their defining characteristic is that they are pseudocoelomates lacking a functional digestive tract in the adult stage. There are about 320 freshwater species and 5 marine species described so far.
The same phylum you belong to! Chordata.
The phylum bulldogs belong in is, Chordate.
Echinoderms belong to the phylum Echinodermata.
Phylum Arthropoda.