536 ON COLOUR- VARIATION IN GONIOCTEN A VARIABILIS. [DeC. 12, 



Table V. — Oollection made 3 miles north of Malaga. 



V a on April 3 and 5. Y 6 on April 28. 

 Ya. 



Yb. 



Table VI. — Oollection made in river-bed, 2 miles above Malaga. 

 VI a on April 6. VI b on April 26. 



VI a. VI b. 



