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G. J.  Vermeij, Dudley, E. C., and Zipser, E., ?Successful and unsuccessful drilling predation in Recent pelecypods?, Veliger, vol. 32, pp. 266-273, 1989.

R. L.  Squires, ?New stratigraphic and geographic occurences of Isognomon (Mollusca: Bivalvia) from the Eocene of California and Oregon?, Transactions of the San Diego Society of Natural History, vol. 21, pp. 275-282, 1989.

E.  Savazzi, ?Shell torsion and life habit in the Recent mytilid bivalve Modiolus philippinarum?, Palaeogeography, Palaeoclimatology, Palaeoecology, vol. 72, pp. 277-282, 1989.

N.  Saitou, ?A theoretical study of the underestimation of brench length by the maximum parsimony principle?, Systematic Zoology, vol. 38, pp. 1-6, 1989.

R. A.  Rose and Baker, S. B., Research and development of hatchery and nursery culture for the pearl oyster Pinctada maxima. FIRTA Project 87/82. Final Report September 1989, 1989, p. 26.

R. A.  Raff and Wray, G. A., ?Heterochrony: developmental mechanisms and evolutionary results?, Journal of Evolutionary Biology, vol. 2, pp. 409?434, 1989.

N. D.  Newell and Boyd, D. W., ?Phylogenetic implications of shell microstructure in the Pseudomonotidae, extinct Bivalvia?, American Museum Novitates, vol. 2933, pp. 1-12, 1989.

P. M.  Mikkelsen and Bieler, R., ?Biology and comparative anatomy of Divariscintilla yoyo and D. troglodytes, two new species of Galeommatidae (Bivalvia) from stomatopod burrows in eastern Florida?, Malacologia, vol. 31, pp. 175-195, 1989.

N. H.  Ludbrook and Gowlett-Holmes, K. L., ?Chitons, gastropods and bivalves?, in Marine invertebrates of Southern Australia. Part 2, S. A.  Shepherd and Thomas, I. M., Eds. Adelaide: South Australian Government Pronting division, 1989, pp. 504-724.

A. G.  Kluge, ?A concern for evidence and a phylogenetic hypothesis of relationships among Epicrates (Boideae, Serpentes)?, Systematic Zoology, vol. 38, pp. 7-25, 1989.

H.  Kishino and Hasegawa, M., ?Evaluation of the maximum likelihood estimate of the evolutionary tree topologies from DNA sequence data, and the branching order in Hominoidea?, Journal of Molecular Evolution, vol. 29, pp. 170-179, 1989.

B.  Kessing, Croom, H., Martin, A., McIntosh, C., W. Mcmillan, O., and Palumbi, S., The simple fool's guide to PCR. Honolulu, Hawaii: University of Hawaii, 1989, p. 23.

J.  Hein, ?A new method that simultaneously aligns and reconstructs ancestral sequences for any number of homologous sequences, when the phylogeny is given?, Molecular Biology and Evolution, vol. 6, pp. 649?668, 1989.

J.  Hein, ?A tree reconstruction method that is economical in the number of pairwise comparisons used?, Molecular Biology and Evolution, vol. 6, pp. 669?684, 1989.

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R. E.  Grant, ?Extraction of fossils from carbonates by acid?, in Paleotechniques, R. M.  Feldmann, Chapman, R. E., and Hannibal, J. T., Eds. Knoxville, TN: University of Tennessee, 1989, pp. 237-243.

R. M.  Feldmann, ?Whitening fossils for photographic purposes?, in Paleotechniques, R. M.  Feldmann, Chapman, R. E., and Hannibal, J. T., Eds. Knoxville, TN: University of Tennessee, 1989, pp. 342-346.

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P. Giuseppe Caretto, Durand, P., and Blanc, F., ?Apport de l'analyse biométrique à l'étude des relations phylogénétiques de la nacre fossile Pteria margaritifera studeri (Mayer) (Mollusque, bivalve, Pteriidae)?, Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano, vol. 130, pp. 205-216, 1989.

J. C.  Britton and Morton, B., Shore ecology of the Gulf of Mexico. Austin, TX: University of Texas Press, 1989, p. 387.

F.  Blanc and Durand, P., ?Genetic variability in natural bivalves populations: the case of the black-lipped pearl oyster Pinctada margaritifera?, La Mer, vol. 27, pp. 125-126, 1989.

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K.  Alagarswami, Dharmaraj, S., Chellam, A., and Velayudhan, T. S., ?Larval and juvenile rearing of black-lip pearl oyster, Pinctada margaritifera (Linnaeus)?, Aquaculture, vol. 76, pp. 43-56, 1989.

F.  Blanc and Durand, P., ?Genetic variability in natural bivalves populations: the case of the black-lipped pearl oyster Pinctada margaritifera?, La Mer, vol. 27, pp. 125-126, 1989.

J. C.  Britton and Morton, B., Shore ecology of the Gulf of Mexico. Austin, TX: University of Texas Press, 1989, p. 387.

P. Giuseppe Caretto, Durand, P., and Blanc, F., ?Apport de l'analyse biométrique à l'étude des relations phylogénétiques de la nacre fossile Pteria margaritifera studeri (Mayer) (Mollusque, bivalve, Pteriidae)?, Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano, vol. 130, pp. 205-216, 1989.

N. H.  Ludbrook and Gowlett-Holmes, K. L., ?Chitons, gastropods and bivalves?, in Marine invertebrates of Southern Australia. Part 2, S. A.  Shepherd and Thomas, I. M., Eds. Adelaide: South Australian Government Pronting division, 1989, pp. 504-724.

R. A.  Rose and Baker, S. B., Research and development of hatchery and nursery culture for the pearl oyster Pinctada maxima. FIRTA Project 87/82. Final Report September 1989, 1989, p. 26.

R. L.  Squires, ?New stratigraphic and geographic occurences if Isognomon (Mollusca: Bivalvia) from the Eocene of California and Oregon?, Transactions of the San Diego Society of Natural History, vol. 21, pp. 275-282, 1989.