



PSYCHE, 



J± JOURNAL OF ENTOMOLOGY. 



[Established in 1874.] 



Vol. 6. No. 212. 



December, 1893. 



CONTENTS: 



The Primitive Number of Malpighian vessels in Insects (Concluded). — VII. 



(Illustrated) . — W. M. Wheeler 5 61 



Descriptions of new species and genera of West African Lf.pidoptera 



(Concluded).— XI (Illustrated).— W. J. Holland 565 



The Dolichopodid genus Liancalus Loew.— y. M. Aldrich. .... 569 



Two new forms of Diaspinae. — T. D. A. Cockerell 57 1 



A note on the larva of Datana floridana Graef. — Harrison G. Dyar. . 573 



Index to Volume VI 575 



[Title Page and Table of Contents.] 



Published by the 



CAMBRIDGE ENTOMOLOGICAL CLUB, 



Cambridge. Mass.. U. S. A. 



YEARLY SUBSCRIPTIONS, $2. VOLUME, $5. MONTHLY NUMBERS 



[Entered as second class mail matter.] 



