Volume 83 Number 4 (April 30, 1970)
- A. SOLEM. Fritz Haas, 1886–1969: 117–120
- B. A. BRANSON. Shell variability in Polygyra dorfeuilliana: 120–133
- R. C. BULLOCK. Latirus varai, a new fasciolariid gastropod from the Caribbean: 133–135
- W. P. CARNEY. Maintenance of land mollusks in the laboratory: 136–139
- P. R. MYERS and D. S. FRANZEN. Histological studies of the nephridium and pericardial lining of Quadrula nodulata: 139-144
- J. ROSEWATER. Another record of insect dispersal of an Ancylid snail: 144–145
- Notes: 145
- News: 146
Volume 83 Number 3 (January 23, 1970)
- D. NICOL. Mode of life of Conocardium, a Paleozoic pelecypod: 77–80
- D. R. FRANZ. The distribution of the nudibranch, Doris verrucosa Linné, in the northwest Atlantic: 80–85
- R. T. ABBOTT and H. LEWIS. Cymatium boschi, a new species from the Arabian Sea: 86–88
- W. K. EMERSON and A. D’ATTILIO. Aspella myrakeenae, new species from western Mexico: 88–95
- W. O. CERNOHORSKY. New Mitridae and Volutomitridae: 95–104
- M. L. WALTON. Longevity in Ashmunella, Monadenia and Sonorella: 109–112
- Notes: 112–115
- News: 115
- Publications received: iii
Volume 83 Number 2 (October 31, 1969)
- M. P. MORSE. On the feeding of the nudibranch, Coryphella verrucosa rufibranchialis, with a discussion of its taxonomy: 37–40
- W. L. KRUCZYNSKI and H. J. PORTER. A new northern record for Bursatella leachii pleii Rang (Opisthobranchia), with notes on its biology: 40–42
- L. HUBRICHT. Succinea bakeri Hubricht: 42–43
- S. J. TUTHILL and R. L. JOHNSON. Nonmarine mollusks of the Katalla region, Alaska: 44–52
- R. I. JOHNSON. Illustrations of Lamarck’s types of North American Unionidae, mostly in the Paris Museum: 52–61
- K. J. BOSS. Nomenclatorial note: Arcticidae versus Cyprinidae (Mollusca: Bivalvia): 61–64
- J. X. CORGAN. Marine mollusks of Port Moller Bay, Alaska Peninsula: 65–66
- Notes and news: 66–75
- Publications received: 75
Volume 83 Number 1 (July 28, 1969)
- P. CHANLEY. Donax fossor: a summer range extension of Donax variabilis: 1–14
- R. F. ZIEGLER. Two infrasubspecific forms in Oliva: 14–19
- W. K. EMERSON. Galapagan records for Morum veleroae (Gastropoda: Tonnacea): 19–22
- J. L. GALLAGHER and H. W. WELLS. Northern range extension and winter mortality of Rangia cuneata: 22–25
- D. R. MOORE. A new Caecum from the tropical western Atlantic: 26–28
- L. H. GILBERTSON. Notes on the biology of the snail Sonorella odorata in Arizona: 29–34
- R. I. JOHNSON. Further additions to the unionid fauna of the Gulf drainage of Alabama, Georgia and Florida: 34–35
- Notes and news: 35–36, iii
- Publications received: iv
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