Words to Describe arachnids

How arachnids often is described ("________ arachnids")

• modern
• rare
• hairy
• certain
• primitive
• most
• various
• many
• rapacious
• only
• specialized
• higher
• small
• aquatic
• terrestrial
• few
• gigantic
• venomous
• known
• marine
• legged
• tiny
• microscopic
• brownish
• tropical
• true
• dangerous
• predatory
• like
• poisonous
• earliest
• typical
• large
• numerous
• degenerate
• fossil
• other
• minute
• parasitic