, Volume 257, Issue 3, pp 185–189 | Cite as

Stylochus (Imogene) matatasi n. sp. (Platyhelminthes, Polycladida): pest of cultured giant clams and pearl oysters from Solomon Islands

  • L. J. Newman
  • L. R. G. Cannon
  • H. Govan


A large polyclad flatworm has been consistently found associated with mortalities of the cultured giant clam,Tridacna gigas (L.) and the fouling pearl oysterPinctada maculata (Gould) in Solomon Islands.Stylochus (Imogene) matatasi n. sp. is described and a brief account of its biology is given.

Key words

Platyhelminthes Polycladida Stylochus Tridacna aquaculture 


Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.


  1. Faubel, A., 1983. The Polycladida, Turbellaria. Proposal and Establishment of a new system. II. The Cotylea. Mitt. hamb. Zool. Mus. Instit. 80: 17–121.Google Scholar
  2. Galleni, L., 1976. Polyclads from the Tuscan coasts. II.Stylochus alexandrinus Steinböck andStylochus mediterraneus n. sp. from the rocky shores near Pisa and Livorno. Boll. Zool. 43: 15–25.Google Scholar
  3. Galleni, L., P. Tongiorgi, E. Ferroro & U. Salghetti, 1980.Stylochus mediterraneus (Turbellaria: Polycladida), predator on the musselMytilus galloprovincialis. Mar. Biol. 55: 317–326.Google Scholar
  4. Halstead, B. W., 1978. Poisonous and Venonous Marine Animals of the Worls. Chapter VII. Invertebrates. The Darwin Press, Princeton, N.J.: 263–292.Google Scholar
  5. Hyman, L., 1951. The Invertebrates: Platyhelminthes and Rhynchocoela. The Acoelomate Bilateria. Vol. II. McGraw-Hill, New York, 550 pp.Google Scholar
  6. Hyman, L., 1953. The polyclad flatworms of the Pacific coast of North America. Bull. am. Mus. natl. Hist. 100: 265–392.Google Scholar
  7. Littlewood, D. T. J. & L. A. Marsbe, 1990. Predation on cultivated oysters,Crassostrea rhizophorae (Guilding) by the polyclad turbellarian flatwormStylochus (Stylochus) frontalis Verrill. Aquacult. 88: 145–150.Google Scholar
  8. Marcus, Ev. & Er. Marcus, 1968. Polycladida from Curaçao and faunistically related regions. Stud. Fauna of Curaçao 26: 1–106.Google Scholar
  9. Newman, L. J., L. R. G. Cannon & H. Govan, 1991. Clam killers — Turbellarian predators or scavengers? Australian Marine Science Association Conference, July 8–12, 1991, Brisbane, Australia. (Abstract).Google Scholar
  10. Pearse, A. S. & G. W. Wharton, 1938. The oyster ‚leech’,Stylochus inimicus Palombi, associated with oysters on the coasts of Florida. Ecol. Monogr. 8: 605–655.Google Scholar
  11. Provenzano, A. J., 1959. Effects of the flatwormStylochus ellipticus (Girard) on oyster spat in two salt waters ponds in Massachusetts. Proc. natl. Shellfish. Ass. 50: 83–88.Google Scholar
  12. Prudhoe, S., 1985. A Monograph on the Polyclad Turbellaria. British Museum (Natural History), London, 259 ppGoogle Scholar
  13. Stead, D. G., 1907. Preliminary note on the wafer (Leptoplana australis), a species of dendrocoelous turbellarian worm, destructive to oysters. Dept. Fish. N.S.W. Sydney, 6 pp.Google Scholar

Copyright information

© Kluwer Academic Publishers 1993

Authors and Affiliations

  • L. J. Newman
    • 1
  • L. R. G. Cannon
    • 1
  • H. Govan
    • 2
  1. 1.Queensland MuseumSouth BrisbaneAustralia
  2. 2.ICLARMHoniara, Salomon Islands

Personalised recommendations