CD makes progress with barnacles. Describes "supplemental" males in detail. In working out metamorphosis, their crustacean homologies followed automatically.

CD opposes appending first describer’s name to specific name.

Discusses U. J. J. Leverrier's paper on Neptune. Difference between distance of real and theoretical planets. News that JH is going to publish Outlines Astr. Hopes to see him at Cambridge on the day the Public Orator is being elected.