Use sub-phylum in a sentence | sub-phylum definition

Use "sub-phylum" in a sentence

1. Sub-phylum: Chelicerata, General characters

2. The Chelicerata are a sub-phylum of the Arthropods.The sub-phylum consists of only two classes: the Arachnids and the Merostomata.

3. The Chelicerata are a sub- phylum of the Arthropods

4. Ascidians (Phylum Chordata, Class Ascidiacea), or sea squirts, are the largest and most diverse class of the sub-phylum Tunicata (also known as Urochordata)