CONTENTS OF VOLUME XIII 



Volume XIII, Number 1 

 Gemmell, Ella 



A Note on a Local Mcnilur ol llu- 

 Family Psychodidac, 1. 



Campbell, Arthur S. 



Littoral Opliiurans at Lacuna 

 Beach. 2. 



Moles, M., and Moore, W. 



A List of California Arachnida. 

 Fscudoscorpionida. 6. 



Hilton, W. A. 



TIk- .Nervous System and Sense 



Organs. Part IV. 15. 

 Index to Volume XII. 27. 



Volume XIII, Number 2 



A List of California Arachnida. 



IL I'edipalpida. M. Moles. 11. 

 III. Scorpionida. F. A. Cox. 12 

 IX. Solpugida. J. Ncsbet. 14. 



Campbell, Arthur S. 



.\oles (111 the Sense Organs of 

 Some .Asteroids, 16. 



Hilton, W. A. 



.N'crvous System and Sense 

 Organs. V. .U. 



Volume XIII, Number 3 



A List of California Arachnida 

 \'. I'lialangida. L. Myers. 19. 

 \'l. .Xcarina. F. Cox. F. Jahraus. 

 W. Moore. 23. 



Hilton, W. A. 



.Wrvous System and Sense 

 Organs. '\"I. 40. 



Volume XIII, Number 4 



A List of California Arachnida. 



\'ll. Araneida. M. Moles. I. John- 

 ston. .?'). 



Campbell, Arthur S. 



Ophiurioidca of the West Coast of 

 North .'\mcrica. -16. 



Hilton, W. A. 



Nervous System and Sense 

 Organs, Vll. 55. 



