Taxonomy

Discuss the etymologies of the following scientific names. Why are these scientific names are or are not appropriate for the taxa carrying them? For example, you might state something like Arbor porphyriflos which does not exist means a tree with purple flowers so the etymology would be appropriate for a plant like that because the genus means tree (Arbor) you will have to judge for yourself based on what you find out about these organisms.

1. Oxymonacanthus longirostris:
2. Phylum Acanthocephala:
3. Eleutherodactylus portoricensis:
4. Helianthus annuus:
5. Phylum Echinodermata:
6. order Hemiptera:
7. Amorphophallus titanium:
8. Helix aspersa:
9. Gigantopithecus giganteus:
10. Acetabularia crenulata: