Grant, D. "Hitchin' a Ride." NaturalHistory 111.5, (June 2002 ): 66–69. Many different kinds of organisms, from sponges to crustaceans, live on the carapace of horseshoe crabs.
Johnson, C. C. "The Rise and Fall of Rudist Reefs." AmericanScientist 90.2 (Mar.-Apr. 2002): 148–153. Rudists, a group of now-extinct molluscs, were the dominant reef builders 65 to 145 million years ago.
Lawton, G. "Armed and Dangerous." New Scientist 180.2420 (8 Nov. 2003): 34–37. Several new species of box jellyfishes are known to have deadly venoms in their tentacles. Some scientists consider them the most toxic organisms on the planet.
McLeod, M. and S. Braddy. "Invasion Earth!" New Scientist 174.2346 (8 June 2002): 38–41. Arthropods were the first marine animals to invade land, some perhaps to escape predators, some to mate, others as accidental tourists.
Scigliano, E. "Through the Eye of an Octopus." Discover 24.10 (Oct. 2003): 46–51. The fascinating behavior of octopuses never fails to amaze, including evidence of mental suffering and the ability to solve puzzles.
Seymour, J. "One Touch of Venom." Natural History 111.7 (Sept. 2002): 72–75. The box jellyfish carries in its nematocysts a most lethal venom.
Sreenivasan, A. "Keeping Up With the Cones." Natural History 111.1 (Feb. 2002): 40–47. The many species of cone shells have evolved several different types of unique toxins (potentially deadly to humans) as well as a large variety of preys.
Wheelwright, J. "Squid Sensibility." Discover 24.4 (Apr. 2003): 42–49. The Humboldt, or jumbo flying squid, is a large, aggressive squid that is being studied in the Gulf of California.
Akam, M. "Arthropods: Developmental Diversity Within a (Super) Phylum." Proceedings of the National Academy of Sciences of the USA 97 (2000 ): 4438–4441.
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?holding=npg&cmd=Retrieve&db=PubMed&list_uids=10781039&dopt=Abstract
Hausdorf, B. "Early Evolution of the Bilateria." Systematic Biology 49 (2000): 130–142.
Lynch, M. "The Age and Relationships of the Major Animal Phyla." Evolution 53 (1999): 319–325.
Olivera, B. M. "Conus Venom Peptides: Reflection From the Biology of Clades and Species." Annual Review of Ecology and Systematics 33 (2002): 25–47.
Ramirez-Llodra, E. "Fecundity and Life-history Strategies in Marine Invertebrates." Advances in Marine Biology 43 (2002): 87–170.
Rhode, K. "Ecology and Biogeography of Marine Parasites." Advances in Marine Biology 43 (2002): 1–86.
Westheide, W., D. McHugh, G. Purschke and G. Rouse. "Systematization of the Annelida: Different Approaches." Hydrobiologia 402 (1999): 291–307.
Zardus, J. D. "Protobranch Bivalves." Advances in Marine Biology 42 (2002): 1–65.