Bulletin of the Museum of Comparative Zoology at Harvard College . ^ I .o® ,6. , f I®i © / ©/ 35 yar. 40 ,^^g^o®>_®ir->-. :^* ^3 0^ -^j9 e y ?^^i.^v: Oy k ir(f. 41. ;Boston. .A,i. Davenport. —Budding in Brjozoa. PLATE V. ABBREVIATIONS. an. Anus. kmpdrm. Kamptoderm. cev. pyd. Neck of the polypide. loph. Lophophore. dr. set. CoUare setosum. msdrm. Mesoderm. eta. Normal cuticula of adult mu. par. Parietal muscles. body wall. mu. pyr. Pyramidal muscles. eta. Cuticula secreted by the tip of. atr. Atrial opening. of branch. rt. Rectum. ^ ecdrm. Ectoderm. spht. Sphincter. Fi
Bulletin of the Museum of Comparative Zoology at Harvard College . ^ I .o® ,6. , f I®i © / ©/ 35 yar. 40 ,^^g^o®>_®ir->-. :^* ^3 0^ -^j9 e y ?^^i.^v: Oy k ir(f. 41. ;Boston. .A,i. Davenport. —Budding in Brjozoa. PLATE V. ABBREVIATIONS. an. Anus. kmpdrm. Kamptoderm. cev. pyd. Neck of the polypide. loph. Lophophore. dr. set. CoUare setosum. msdrm. Mesoderm. eta. Normal cuticula of adult mu. par. Parietal muscles. body wall. mu. pyr. Pyramidal muscles. eta. Cuticula secreted by the tip of. atr. Atrial opening. of branch. rt. Rectum. ^ ecdrm. Ectoderm. spht. Sphincter. Fig. 43 Fig. 45. Fig. 46. Figs. 47 Fig. 51. All figures from preparations of Paludicella Ehrenbergii. Cross section of branch of age of Figure 37, Plate IV., to show origin ofprimary parietal muscles. X 44. Successive sections through a polypide slightly older than thatof Figure 25, cut perpendicularly to the long axis of the branch. Dur-ing this period the lophophore becomes more nearly circular, and itsaboral ends meet oralwards of the rectum, rt. Fi
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