Panarthropoda


 * † – trilobites
 * – etc.
 * – blind crustaceans
 * – horseshoe shrimp
 * – s,, , etc.
 * – seed shrimp
 * – s, s,, etc.
 * – s, ns, etc.
 * – sea spiders
 * – s
 * – s
 * – sister group to millipedes
 * – resemble centipedes
 * –, etc.
 * – insects
 * – horseshoe shrimp
 * – s,, , etc.
 * – seed shrimp
 * – s, s,, etc.
 * – s, ns, etc.
 * – sea spiders
 * – s
 * – s
 * – sister group to millipedes
 * – resemble centipedes
 * –, etc.
 * – insects
 * –, etc.
 * – insects
 * – insects