. Fresh-water biology. Freshwater biology. Fig. 606. Dalyellia dodgei. {A) Ventral view slightly compressed. X 65. (B) Male copulatory organ strongly compressed. Explanation of figures: be, bursa copulatrix; ch, chitinous organ; cp, adhesive pafjillae; i, intestine; e, egg; 6, brain; o^i, ovary; go genital pore; g/*, grasping papillae of pharynx; vg, vesicula granulorum; m, mouth; mgc, male genital canal; ph, pharynx; pe, cirrus; pi, mesenchyma pig- ment; rs, receptaculura seminalis; sp, sperm masses; te, testes; vi, yolk gland, vs, vesicula seminalis. Much enlarged. (After von Graff.) 41 (40)
. Fresh-water biology. Freshwater biology. Fig. 606. Dalyellia dodgei. {A) Ventral view slightly compressed. X 65. (B) Male copulatory organ strongly compressed. Explanation of figures: be, bursa copulatrix; ch, chitinous organ; cp, adhesive pafjillae; i, intestine; e, egg; 6, brain; o^i, ovary; go genital pore; g/*, grasping papillae of pharynx; vg, vesicula granulorum; m, mouth; mgc, male genital canal; ph, pharynx; pe, cirrus; pi, mesenchyma pig- ment; rs, receptaculura seminalis; sp, sperm masses; te, testes; vi, yolk gland, vs, vesicula seminalis. Much enlarged. (After von Graff.) 41 (40) Spines of same size and shape, arranged loosely in a ring without a basal piece 42 42 (43) With a crown of about 16 spines, tapering from base to the point. Dalyellia eastmani von Graff 1911, Length to mm. Color of me- senchymatous fluid pale yellow with spherical bodies which contain cinnamon- brown granules in a clear brown fluid. Rhabdites short and relatively thick and rounded at both ends. Rochester, N. Y. Fig. 607. Dalyellia eastmani. (^4) Ventral view uncompressed. X loo. (B) Male copula- tory apparatus. X 600. Explanation of figures: he, bursa copulatrix; be,, blind sack of bursa; bc,i, opening of blind sac; e, egg; g, brain; m, mouth; ge, ovary; go, genital pore; rs, recepta- culum seminis; vs, vesicula seminalis; te, testes; vi, yolk gland; ag, common atrium; 0, opening of the male copulatory organs into genital canal; vg, vesicula granulorum; sp, sperm mass; ch, chitinous crown of spines; da, intestine; ph, pharynx; sb, granules of secretion. (After von Graff.). 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 Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ]
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectfreshwa, bookyear1918
