tardigrada: in some classifications considered a separate phylum: microscopic arachnid-like invertebrates living in water or damp moss having 4 pairs of legs and instead of a mouth a pair of stylets or needlelike piercing organs connected with the pharynx
class: (biology) a taxonomic group containing one or more orders
self-report personality inventory: a personality inventory in which a person is asked which of a list of traits and characteristics describe her or him or to indicate which behaviors and hypothetical choices he or she would make