What are the total amount of resonance structures for these two cations and which is the most stable cation?

Please see the following two cations. 
[![enter image description here](https://i.stack.imgur.com/Wwit0.jpg)](https://i.stack.imgur.com/Wwit0.jpg)


I have proposed the following resonance structures. 


Please let me know if I have missed something. 


Thank you. 


[![enter image description here](https://i.stack.imgur.com/WRTlQ.jpg)](https://i.stack.imgur.com/WRTlQ.jpg)


