40 Normentafeln zur Entwicklungsgeschichte der Wirbeltiere. 
Reconstructions and Dissections. 
List of Figures. 
Fig. 1. Reconstruction of general anatomy of an embryo 1.8 mm. in length. X 5o. 
NEED 
section. X 50. 
» 5. Reconstruction of general anatomy of an embryo 3.5 mm. in length. X 50. | j 
» 6. Reconstruction of general anatomy of an embryo 3.5 mm. in length as seen in median-sagittal 
section. X 50. 
Reconstruction of general anatomy of an embryo 2.0 mm. in length. X 50. 
Reconstruction of general anatomy of an embryo 2.7 mm. in length. X 50. 
Reconstruction of general anatomy of an embryo 2.7 mm. in length as seen in median-sagittal 
7. Reconstruction of general anatomy of an embryo 4.0 mm. in lenstheepx@ 33: 
» 8. Reconstruction of general anatomy of an embryo 4.8 mm. in length. X 33. | 
9 
Reconstruction of general anatomy of the anterior two-fifths of an embryo 5.2 mm. in length. X 50. | 
„ 10. Reconstruction of general anatomy of an embryo 7.5 mm. in length. X 33. 
„ II. Reconstruction of general anatomy of the anterior two-fifths of an embryo 9 mm in length. X 33. 
„ 12. Reconstruction of general anatomy of the anterior two-fifths of an embryo 11.5 mm. in length. X 33. j 
» 13. Reconstruction of general anatomy of an embryo 15.0 mm. in lensth. X 18 
» 14. Reconstruction of aortic arches of an embryo 15 mm. in lensthesr 33: 
„» 15. Reconstruction of general anatomy of the anterior two-fifths of an embryo 18 mm. in length. X 33. 
„ 16. Reconstruction of general anatomy of an embryo 20.6 mm. in length. X ı5. 
» 17. Reconstruction of head somites of an embryo 4.0 mm. in length. X 33. 
„ 18. Reconstruction of head somites of an embryo 4.8 mm. in length. X 33. 
„ 19. Reconstruction of head somites of an embryo 5.2 mm. in length. X 33. | 
„ 20. Reconstruction of head somites of an embryo 9.0 mm. in length. X 33. 
„ 21. Dissection of an embryo I5.0 mm. in length. 
» 22. Dissection of an embryo 18.0 mm. in length. 
„» 23. Dissection of an embryo 21.0 mm. in length. 
» 24. Dissection of an embryo 28.0 mm. in length. 
» 25. Dissection of an embryo 34.0 mm. in length. 
„ 26. Dissection of an embryo 37.0 mm. in length. 
| 
x 6. 
6. 
x i 
x 6. 
Xı6; 4 
x 6. | 
Explanation of Lettering of Figures. 
A. 
4A. Archenteron 
A.br.aff. Afferent branchial artery 
Abr.eff. Efferent branchial artery 
A.col. Coeliac artery 
A.hyo.aff. Afferent hyoidean artery 
A.hyo.eff. Efferent hyoidean artery 
A.oph. Ophthalmic artery 
A.proneph. Pronephric artery 
A.seg. Segmental artery 
A.vit. Vitelline artery 
Ant.neur. Anterior neuropore 
Ao.a.I, II, III, IV, V Aortic arches 1 
Ao.dors. Dorsal aorta | 
Ao.vent. Ventral aorta | 
At. Atrium ü 
B. 
B.cor. Bulbus cordis | 
c. 
C.ceph. Cephalic nerve crest 
O.fa.ac. Facial-acoustic nerve crest 
0.g-ph. Glossopharyngeal nerve crest 
