1. 11 



120 1.15. 



M. Development and growth of bones, with special refer- 

 ence to the epiphyseal cartilages. General survey of epi- 

 physeal cartilages in various bones and at different 

 ages. Dog. cat, rat and man. G. S. DODDS 



12. Muscular system. 



L. Ontogenesis of the musculus orbitoquadratus and II. 12. 



"triqeminal" musculature. Spheniscus demersus. 



I. X. PRINS 



13. Alimentary tract. 



M. The development of the oesophagus epithelium and mus- 11.13. 



culature in its causal and functional aspect. An initial 



study to regenerative work. Man and rat. 



S. KROMPECHER 

 M. Development and appearence of the heparinocytes. II. 13. 



Human and other mammal embryos. G. HJELMAN 



14. Respiratory -organs, (including swim-bladder). 



J. Structure of larval pharyngeo-branchial apparatus as 1. 13. 



a respiratory and food-collecting organ. Xenopus laevis. 



L, van DAM 

 M. Development of the pharyngeal derivates. Syrian II. 14. 



Hamster. C. E. KLAPPER 



M. Development of pharyngeal region. Homo. I. 13. 



F. D. GARRETT 



M. Development of the branchopulmonary segments. Homo 



sapiens. E. A. BOYDEN and L. J. WELLS 



M. Studies on the development of mammalian lungs. Talpa 



europaea (Insectivora) . 



P. J. HOLST CHRISTENSEN 



15. Heart, vascular system and blood. 



Heart. 



D. Development of heart of Insects. Agelastica alni (Co- 



leoptera). A. CZAPIK 



L. Embryol. development of the nodal tissue in the avian 



heart. de MEYER 



Vascular system. 

 I. The respiratory vessels of the yolk sac in the trout. 



A. GAZDA 

 I. The development of the gill vessels in the trout. 



W. SOLEWSKI 

 J. Development of the blood vessels in the frog, Rana 



esculenta (Salientia). S. STRAWlNSKI 



]. Complete development of the veins and arteries. Xeno- 



P"s ^evis. N. A. H. MILLARD 



K. Investigation of the development of the artery-arches in 



turtle embryos. v. d. STELT 



