May, 1999 
SCAMIT Newsletter 
Vol. 18, No. 1 
Pettibone, Marian H. 1953. Some scale-bearing polychaetes of Puget Sound and adjacent waters. 
89 pp., 40 pis. University of Washington Press: Seattle. 
Pettibone, Marian H. 1993. Scaled polychaetes (Polynoidae) associated with ophiuroids and 
other invertebrates and review of species referred to Malmgrenia. Contributions to 
Zoology No. 538. 92 pp. 
Price, A. R. G., M. J. Keeling, & C. J. O’Callaghan. 1999. Ocean-scale patterns of ‘biodiversity’ 
of Atlantic asteroids determined from taxonomic distinctness and other measures. 
Biological Journal of the Linnean Society 66(2): 187-203. 
Ruiz, Gregory M., James T. Carlton, Edwin D. Grosholz, & Anson H. Hines. December 1997. 
Global invasions of marine and estuarine habitats by non-indigenous species: 
Mechanisms, extent, and consequences. American Zoologist 37(6):621-632. 
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