The answer is Chordata, but I am not sure that is the question you meant to ask. I will provide the classification from kingdom to genus below.
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Opistognathidae
Genus: Opistognathus
yes
Earthworms are part of the Phylum Annelida.
phylum is scientific name
warm
Hippocampus, the seahorses, belong to the phylum Chrodata.
Phylum is chordata
The common name for phylum Nematoda is roundworms.
The name of the European fish with D as the first letter and R as the third letter is Darkfin jawfish.
Bacterial species include:in the Phylum Proteobacteria:Escherichia coliin the Phylum Firmicutes:Bacillus anthracisBacillus cereusin the Phylum Cyanobacteria:Nostoc azollaein the Phylum Deinococcus-Thermus:Deinococcus radiodurans
The hard coral polyps phylum name is Cnidaria.
They are in the phylum "Chordata" and their species name is "Ambystoma Mexicanum"
These are animals of the Phylum Cnidaria.