List of invertebrates of California
This list of invertebrates of California lists invertebrate species (animals without a backbone) that are found in the US State of California. This list includes animals from the land, from freshwater, and from the ocean. The sequence of phyla is alphabetical. Species that are endemic to the State of California are indicated using an , introduced species with an , and invasive species with an . Annelida. Many of these species were described by Hulton Wood and Samuel James. Arthropoda. Subphylum Crustacea Chordata. Subphylum Urochordata