. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 1961-62 1962-63 -. A S 0 N D J F J A S 0 MONTHS FIGURE 1. The frequency of adult females having large, yolky oocytes in the ovary, stage 4, (bottom) and the frequency of immature crayfish <18 mm. carapace length (top) in the population of O. p. incrmis in Shiloh Cave. The number of adult females and of immature animals varied, respectively, from 3 to 24 and from 12 to 37 in samples taken during the two years. as to the exact ; Poulson (1964) suggested that 0. pellucidus may have a fall breeding period. OBSERVATI


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 1961-62 1962-63 -. A S 0 N D J F J A S 0 MONTHS FIGURE 1. The frequency of adult females having large, yolky oocytes in the ovary, stage 4, (bottom) and the frequency of immature crayfish <18 mm. carapace length (top) in the population of O. p. incrmis in Shiloh Cave. The number of adult females and of immature animals varied, respectively, from 3 to 24 and from 12 to 37 in samples taken during the two years. as to the exact ; Poulson (1964) suggested that 0. pellucidus may have a fall breeding period. OBSERVATIONS ON FEMALE REPRODUCTIVE CYCLE Five ovigerous females were found in Shiloh Cave, all from June 30 to August 21. An ovigerous female collected on August 16, 1963, had the most advanced. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology