17702. Bartsch, P.   The Recent and Fossil Mollusks of the Genus Diastoma from the West Coast of America.   Smithsonian Institution Press, 1911, Proceedings, 39 (1802) : 581-584.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $4.00

17705. Bartsch, P.   The West American Mollusks of the Gneus Alaba.   Smithsonian Institution Press, 1910, Proceedings, 39 (1781) : 153-156.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $4.00

17707. Bartsch, P.   The West American Mollusks of the Genus Triphoris.   Smithsonian Institution Press, 1908, Proceedings, 33 : 249-262, 1 plate.   Extracted from larger volume, tape along spine, minor signs of use and age, text in very good condition..    $6.00

17708. Bartsch, P.   New Mollusks of the Family Vitrinellidae from the West Coast of America.   Smithsonian Institution Press, 1907, Proceedings, 32 (1520) : 167-176, 11 figures.   Extracted from a larger volume, minor pervious owner marks on first page, usual signs of use and age, text in good or better condition.    $6.00

17688. Bartsch, P.   A New Shipworm from Venezuela.   Smithsonian Institution Press, 1931, Proceedings, 79 (2874) 8 : 1-3, 1 plate.   Printed wraps, minor previous owner marks on front wrap, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $5.00

17704. Bartsch, P.   Descriptions of New mollusks of the Family Vitrinellidae from the West Coast of America.   Smithsonian Institution Press, 1911, Proceedings, 39 91785) : 229-234, 2 plates.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $6.00

17709. Bartsch, P.   The West American Mollusks of the Genus Triphoris.   Smithsonian Institution Press, 1907, Proceedings, 33 (1569) : 249-262, 1 plate.   Printed wraps, minor previous owner marks on front wrap, usual signs of use and age, text in very good condition.    $6.00

14398. Bartsch, P.   The Philippine Land Mollusks of the Genus Opisthoporus.   Smithsonian Institution Press, 1932, Bulletin, 100 Volume 6 Part 6 : 323-327, 2 plates.   Off-print, previous owner marks, usual signs of use and age, moisture staining, trimmed text in good minus condition.   Contributions to the Biology of the Philippine Archipelago and Adjacent Regions.   $5.00

13820. Bartsch, P.   Schistosomophora in China with Descriptions of Two New Species and a Note on Their Philippine Relative.   Smithsonian Institution Press, 1946, Miscellaneous Collections, 104 (20) : 1-7, 1 plate.   Printed wraps, minor previous owner marks on front wrap, usual signs of use and age, crease across one corner, uncut text in very good condition.    $6.00

38302. Bartsch, P.   Further Explorations for Mollusks in the West Indies.   Smithsonian Institution Press, 1931, Explorations and Field-Work of the Smithsonian Institution, 1930 : pages 91-102 and 6 figures.   Text extracted from larger volume, minor signs of use and age, very good condition.   Early professional work.   $4.00

38254. Bartsch, P.   Explorations for Mollusks in the West Indies.   Smithsonian Institution Press, 1930, Explorations and Field-Work of the Smithsonian Institution, 1929 : pages 99-112 and 12 figures.   Text extracted from larger volume, minor signs of use and age, very good condition.   Early professional work.   $5.00

14785. Bartsch, P.   The West American Mollusks of the Genus Acar.   Smithsonian Institution Press, 1931, Proceedings, 80 (2909) 9 : 1-4, 1 plate.   Printed wraps, minor previous owner marks on front wrap, minor signs of use and age, text in very good condition.    $5.00

17683. Bartsch, P.   The West American Haliotis.   Smithsonian Institution, 1919, Proceedings, 89 (3094) : 49-58, 3 plates, 1940.   Off-print, previous owners book stamp on front page, minor signs of use and age, crease, text in very good or better condition.   Rarely seen work will make a nice addition to any collection.   $6.00

17690. Bartsch, P.   Additional New Mollusks from Santa Elena Bay, Ecuador.   Smithsonian Institution Press, 1926, Proceedings, 69 (2646) : 1-20, 3 plates.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $10.00

17689. Bartsch, P.   New West American Marine Mollusks.   Smithsonian Institution Press, 1927, Proceedings, 70 (2660) 11 : 1-36, 6 plates.   Printed wraps, minor previous owner marks on front wrap, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $18.00

17699. Bartsch, P.   The West American Mollusks of the Genus Nodulus.   Smithsonian Institution Press, 1911, Proceedings, 41 91858) : 289-291.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $4.00

17691. Bartsch, P.   The West American Mollusks of the Families Rissoellidae and Synceratidae, and the Rissoid Genus Barleeia.   Smithsonian Institution Press, 1920, Proceedings, 58 (2331) : 159-176, 2 plates.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $6.00

17692. Bartsch, P.   A Monograph of West American Melanellid Mollusks.   Smithsonian Institution Press, 1917, Proceedings, 53 (2207) : 295-356,6 plates.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $19.00

17693. Bartsch, P.   The Philippine Mollusks of the Genus Dimya.   Smithsonian Institution Press, 1913, Proceedings, 45 (1983) : 305-307, 2 plates.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $5.00

17694. Bartsch, P.   The Giant Species of the Molluscan genus Lima Obtained in Philippine and Adjacent Waters.   Smithsonian Institution Press, 1913, Proceedings, 45 91978) : 235-240, 9 plates.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $9.00

17695. Bartsch, P.   Additions to the West American Pyramidellid Mollusk Fauna, with Descriptions of New Species.   Smithsonian Institution Press, 1912, Proceedings, 42 (1903) : 261-289, 4 plate.   Printed wraps, minor signs of use and age, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $19.00

17698. Bartsch, P.   New Marine Mollusks from Bermuda.   Smithsonian Institution Press, 1911, Proceedings, 41 (1861) : 303-306, 1 plate.   Printed wraps, text in very good condition. Nice smithsonian off-prints like this are getting harder to find. Don't miss your chance to add this to your reference collection!.    $6.00

17685. Bartsch, P.   Descriptions of New Marine Mollusks from panama, with a Figure of The Genotype of Engina.   Smithsonian Institution Press, 1931, Proceedings, 79 (2881) 15 : 1-10, 1 plate.   Printed wraps, previous owner marks on front wrap, minor signs of use and age, text in very good condition.    $6.00

17711. Bartsch, P.   New Mollusks of the Family Turritidae. Reports on the Collections Obtained by the First Johnson-Smithsonian Deep-Sea Expedition to the Puerto Rican Deep.   Smithsonian Institution Press, 1934, Miscellaneous Collections, 91 (3229) 2 : 1-29, 8 plates.   Printed wraps, minor signs of use and age, text in very good condition.    $19.00

84493. Bartsch, P.   Mollusks.   Dover Publications, Inc., New York, 1968, , 111 pages with 68 illustrations, including 6 in color.   Softbound, previous owner name, minor signs of use, text in very good condition.    $13.00

14399. Bartsch, P.   The Philippine Land Mollusks Cochlostyla Rufogaster and Obba Marmorata and Their Races.   Smithsonian Institution Press, 1932, Bulletin, 100 Volume 6 Part 7 : 329-342, 4 plates.   Off-print, previous owner marks, usual signs of use and age, moisture staining, trimmed text in good minus condition.   Contributions to the Biology of the Philippine Archipelago and Adjacent Regions.   $5.00

17710. Bartsch, P.   New Marine Mollusks from the West Coast of America.   Smithsonian Institution Press, 1907, Proceedings, 33 (1564) : 177-183.   Printed wraps, minor previous owner marks on front wrap, usual signs of use and age, text in very good condition.    $6.00

85372. Bartsch, P.   Two New Giant Scalas from Cuba.   Society of Economic Paleontologists and Mineralogists, 1941, Journal of Paleontology, 15 (3) : pages 307-308 with 6 figures.   Reprint, good condition.    $1.00

85064. Bartsch, P. and Rehder, H. A.   Mollusks Collected on the Presidential Cruise of 1938.   Smithsonian Institution Press, 1939, Smithsonian Miscellaneous Collections, Volume 98, Number 10, (3535) : 18 pages with 5 plates.   Softbound, previous owners label, very good condition.    $21.00

44222. Bartsh, P.   The Cerion Breeding Experiments at the Tortugas.   Smithsonian Institution, 1929, Explorations and Field-Work of the Smithsonian Institution in 1928, Publications 3011 : pages 83-84 with 1 figure.   Text extracted from larger volume, minor signs of age, very good condition.    $2.00

82789. Bassler, R. S.   The bryozoan fauna of the Rochester Shale.   United States Geological Survey, 1906, Geological Survey Bulletin, B292 : .   Softbound, wear to spine and wrap edges, xlib, signs of use, text in good plus condition.    $26.00

89176. Bater, R.   A New Alaska Macoma (Mollusca : Bivalvia).   Northern California Malacozoological Club, 1977, The Veliger, 19 (3) : pages 272-276 with 1 figure and 2 plates.   Softbound, stapled text, minor signs of use, text in good plus or better condition.    $6.00

85356. Batten, R. L.   The Calcitic Wall in the Paleoxoic Families Euomphalidae and Platyceratidae (Archeogastropoda).   Society of Economic Paleontologists and Mineralogists, 1984, Journal of Paleontology, 58 (5) : pages 1186-1192 with 2 figures.   Reprint, minor signs of use, very good condition.    $3.00

20534. Baxter, R. and McLean, J. H.   The Genera Moelleria Jeffreys, 1865, and Spiromoelleria gen. Nov. in the North Pacific, with Description of a New Species of Spiromoelleria (Gastropoda: Turbinidae).   California Malacozoological Society, 1984, Veliger, 27 (2) : 219-226, 10 figures.   Reprint, stapled text, minor signs of use and age discoloration, very good condition.    $2.00

85062. Bayer, F. M.   Charles T. Simpson's Type in the Molluscan Genus Liguus.   Smithsonian Institution Press, 1948, Smithsonian Miscellaneous Collections, Volume 107, Number 16, (3910) : 8 pages with 1 color plate.   Softbound, previous owners label, very good condition.    $26.00

88650. Beckman, H. C.   Water Resources of Missouri 1857-1926.   Missouri Bureau of Geology and Mines, Rolla, Missouri, 1927, , Volume 20, Second Series : 424 pages with 12 plates.   Hardbound, previous owners book plate, minor signs of use and age, text and plates in very good condition.    $30.00

88579. Beebe, W.   Beneath Tropic Seas: A Record of Diving Among the Coral Reefs of Haiti.   Blue Ribbon Books, New York, 1935, , 234 pages with 333 figures.   Hardbound with dust jacket, moisture stained, good to good minus condition.    $8.00

19326. Beecher, C. E.   The Origin and Significance of Spines: A Study in Evolution.   Peabody Museum, Yale University, 1898, American Journal of Science, 6 (31) : 1-20, 125-136, 249-268, 329-359.   Printed wraps, back wrap missing, some tape repair to spine, usual signs of use and age discoloration, text in very good condition.   Collection of works on the subject.   $31.00

87835. Beets, D. J.   Lithology and Stratigraphy of the Cretaceous and Danian Succession of Curacao.   Societas Investigatrix Historiae Naturalis Surinamae et Antillarum Neerlandicarum, The Hague, 1972, Natuurwetenschappelijke Studiekring voor Suriname en de Nederlandse Antillen, 153 pages with 24 figures, 21 photographs, 6 separate plate maps.   Softbound, minor signs of use, very good condition.   In English.   $38.00

88582. Behrens, D. W.   Pacific Coast Nudibranchs: A Guide to the Opisthobranchs of the Northeastern Pacific.   Sea Challengers, Los Osos, California, 1980, , 112 pages with 162 photo illustrations.   Hardbound with dust jacket, signed by the author, previous owners label, very good condition.   number 220.   $42.00

90653. Benson, R. H.   Evolution of Oblitacythereis from Paleocosta (Ostracoda: Trachyleberididae) during the Cenozoic in the Mediterranean and Atlantic.   Smithsonian Institution Press, 1977, Smithsonian Contributions to Paleobiology, Number 33 : 47 pages with 11 figures and 4 plates.   Softbound, minor signs of use, text in very good condition.    $13.00

35239. Bentson, H.   A Systematic Study of the Fossil Gastropod Exilia.   University of California, Department of Geology, 1940, Bulletin of the Department of Geology, University of California, 25 (5) : 199-238, 1 table and 3 plates.   Printed wraps, minor signs of use and age, very good condition.    $15.00

83755. Bequaert, J. C. and Miller, W. B.   The Mollusks of the Arid Southwest with an Arizona Check List.   The University of Arizona Press, Tucson, Arizona, 1973, , 271 pages with lustrations.   Softbound, very good condition.    $100.00

82758. Berdan, J. M.   Brachiopoda and Ostracoda of the Cobleskill Limestone (Upper Silurian) of central New York.   United States Geological Survey, 1972, Geological Survey Professional Paper, P730 : .   Softbound, very good condition.    $21.00

18849. Bernard, F. R.   Living Chamidae of the Eastern Pacific (Bivalvia: Heterodonta).   Los Angeles County Museum, 1976, Contributions in Science, 278 : 1-43, 12 figures.   Off-prints, minor previous owner marks on front cover page, usual signs of use and age discoloration, text in very good condition.    $9.00

18638. Berry, E. W.   Erosion Intervals in the Eocene of the Mississippi Embayment.   United States Geological Survey, 1915, Professional Paper, 95-F : 73-82, 5 figures.   Printed wraps present but detached, a few edge chips, usual signs of use and age discoloration, text in good plus or better condition.    $5.00

87461. Berry, P. F.   The Biology of the Spiny Lobster Panulirus homarus (Linnaeus) off the east Coast of Southern Africa.   South African Association for Marine Biological Research, Durban, Natal, South Africa, 1971, Oceanographic Research Institute, Investigational Report, Number 28 : 75 pages with 23 figures and 12 tables.   Softbound, minor signs of use, very good condition.   in English.   $32.00

87456. Berry, P. F.   South African Association for Marine Biological Research, Bulletin.   South African Association for Marine Biological Research, Durban, Natal, South Africa, 1975, Bulletin, Number 12 : .   Softbound, minor signs of use, text in very good condition.   in English.   $13.00

87460. Berry, P. F.   The Spiny Lobsters (Palinuridae) of the East Coast of Southern Africa: Distribution and Ecological Notes.   South African Association for Marine Biological Research, Durban, Natal, South Africa, 1971, Oceanographic Research Institute, Investigational Report, Number 27 : 23 pages with 3 figures and 2 tables.   Softbound, minor signs of use, very good condition.   in English.   $20.00

87464. Berry, P. F.   The Biology of the Spiny Lobster Panulirus delagoae Barnard, off the Coast of Natal, South Africa.   South African Association for Marine Biological Research, Durban, Natal, South Africa, 1973, Oceanographic Research Institute, Investigational Report, Number 31 : 27 pages with 6 figures and 13 tables.   Softbound, minor signs of use, very good condition.   in English.   $23.00