Number of extant species

Range >52,000 species
Organism Crustacea
Reference Thomas W. Cronin & Megan L. Porter, Exceptional Variation on a Common Theme: The Evolution of Crustacean Compound Eyes, Evolution: Education and Outreach volume 1, pages 463–475 (2008), p.463 left column bottom paragraph
Primary Source Martin JW, Davis GE. An updated classification of the recent Crustacea. Science Series, 39. Natural History Museum of Los Angeles County: Los Angeles, CA (USA) 2001. vii, 123 pp.
Comments P.463 left column bottom paragraph: "The extant Crustacea contain six classes, 42 orders, 849 families, and somewhere over 52,000 species (primary source)."
Entered by Uri M
ID 117178