NERVOUS SYSTEM OF TUNICATE 



61 



TABLE 1 



Ascidia mentula, no. 15 



Graph IS^. 5.V.13 Pulsation series: ^5F-^5D-26V-26D-26V-26D 



Graph 152. 8. V. 13 Pulsaton series: ^iD-30r-30D-42V-35D 



Graph 15^ 8. V. 13. a.m. Pulsation series: 126D-57V 58V-102D 



Injury 1' 



1st Ventrad series (57V) 1st. Doneal series. (126D.) 



Beats... 1010101010! 7; = 57 [PauselollO 

 Seconds .1424039404030 =3'51" 10" 14443 



101010101010 6=126 Pause 

 44 45 45 45 45 48 29 =9 '22" 8" 



Graph 15^. 8. V. 13. p.m. Pulsation series: 23 V-22D-.g5F-.g4D-28V-26D 



Graph 15^ 9.V.13.p.m. Pulsation series: 20D-23V-^3D-^5F-25D-26V-25D 



Graph 15^ 10.V.13 Pulsation series: •2\\-2^T>-25V-i 



''Injury 1: nerves between ganglion and heart severed. 

 ''Injury 2: ganglion extirpated. 



