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THE CAUSE AND NATURE OF ENCYSTMENT IN POLYTOMELLA CITRI
Vol 50, Page 38
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THE SPERMATOGENESIS OF UMBRA LIMI WITH SPECIAL REFERENCE TO THE BEHAVIOR OF THE SPERMATOGONIAL CHROMOSOMES AND THE FIRST MATURATION DIVISION
Vol 50, Page 117
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NOTES ON THE BEHAVIOR OF THE FIDDLER CRAB
Vol 50, Page 179
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SECRETION IN THE AMITOTIC CELLS OF THE CRICKET EGG FOLLICLE
Vol 50, Page 210
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SPERMATOGENESIS OF THE BLACK-CLAWED CRAB, LOPHOPANOPEUS BELLUS (STIMPSON) RATHBUN
Vol 50, Page 277
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SPERM FILTRATES AND DIALYZATES: THEIR ACTION ON OVA OF THE SAME SPECIES
Vol 50, Page 301
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THE AXIAL GRADIENTS IN HYDROZOA. VIII. RESPIRATORY DIFFERENCES ALONG THE AXIS IN TUBULARIA WITH SOME REMARKS ON REGENERATION RATE
Vol 50, Page 406
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ENDAMOEligBA CITELLI SP. NOV. FROM THE STRIPED GROUND SQUIRREL CITELLUS TRIDECEMLINEATUS, AND THE LIFE-HISTORY OF ITS PARASITE, SPHAeRITA ENDAMOEligBAe SP. NOV
Vol 50, Page 444
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THE SEASONAL INFESTATION OF NASSA OBSOLETA (SAY) WITH LARVAL TREMATODES
Vol 50, Page 490
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THE NUTRITION OF THE OVUM OF HYDRA VIRIDIS
Vol 50, Page 525