File:Selected morphological monographs (1900) (14763701162).jpg

Figs. 59-62. Four sections in direct sequence through retinal cells transversely, larger eye.

Fig. 63. Transverse section through the tips of cells of a slightly pigmented retina, larger eye.

Figs. 64-66. Three transverse sections through vitreous body at different levels. All from same series, but not in direct sequence ; larger eye.

Fig. 67. Radial section through retina, to show fibres from the long pigment cells ; larger eye.

Fig. 68. Transverse section through vitreous body of Tripedalia near retina.

Fig. 69. Vertical section through smaller complex eye.

Fig. 35. Diagram to illustrate the formation of the central and peripheral gastro-vascular systems of a Hydromedusa (a, b, and c) and a Cubomedusa (d).
Identifier: selectedmorpholo00balt (find matches)
Title: Selected morphological monographs
Year: 1900 (1900s)
Authors: Conant, Franklin Story
Subjects: Morphology Hydromedusae Echinodermata Mollusks
Publisher: Baltimore : Johns Hopkins University Press
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library

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Text Appearing Before Image:
Heliotype Co,Boelon CUBOMEDUSAE. • <si Pi,,. ,M. PLATE VIMKy.63. *
Text Appearing After Image:
Heliotype Co.,Boston ittcmoirs from tl)c Biological Caboratovy OF T1IK JOHNS HOPKINS UNIVERSITYIV, 2 WILLIAM K. BROOKS, EDITOR SYNAPTA VIVIPARA A CONTRIBUTION TO THE MORPHOLOGY OF THE ECHINODERMS HUBERT LYMAN CLARK (REPRINTED FROM THE MEMOIRS OF THE BOSTON SOCIETY OF NATURAL HISTORY) BALTIMORETHE JOHNS HOPKINS PRESS 1898 3. SYNAPTA VIVIPARA : A CONTRIBUTION TO THE MORPHOLOGY OF ECHINODERMS. BY HUBERT LYMAN CLARK. (Read November 3, 1897.) CONTENTS. 1. Introductory G.i (i. The development of the pentactula . . 63 2. History and systematic position of Synapta vivipara 54 7. The development of the adult Synapta . . 68 3. Distribution and habits 55 8. The anatomy of the adult 75 4. Fertilization and segmentation of the egg . . 58 9. Conclusion 79 5. Gastrulation and formation of the hydroeoel and 10. Literature 83 coelomic vesicles ;>1 11. Explanation of plates . . 85 1. INTRODUCTORY. In February, 1896, through the kindness of Dr. W. K. Brooks, there were placed inmy hands for study a n

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