38 demonstrations. 



16. Dr Willev. 



Specimens illustrating : 



The structure and development of Peripatus novae- 



britanniae. 

 Asymmetron caiidatwu. 



PtycJiodcra — tv/o species, one of which is new. 

 Harpa, autotomy of the foot. 

 Eggs of Nautilus inacrompJialiis. 

 Adult specimens of Nautilus, including a unique specimen 



of N. umbilicatus. 



17. Mr Graham Kerr. 



Spermatophore in situ on a female Nautilus povipilius. 

 Eggs, embryos and adults of Lcpidosiren. 



18. Prof. Apathy. 



Specimens illustrating the structure of the nervous system 

 in general, including specimens figured in his recent 

 paper. 



19. Prof. Vejdovsky. 



Specimens illustrating fertilisation of the ovum in Rhyuch- 

 elmis. 



B. In Upper Laboratory. 



20. Mr Rousselet. 



Preparations of Rotatoria. 



21. Dr Heymons. 



Specimens illustrating the primary segmentation of the 

 Tracheate body. 



22. Prof. Gilson. 



New Nematodes from Fiji. 



23. Cambridge Scientific Instrument Co. 



Various forms of apparatus manufactured by them. 



