MERSHON EXPEDITION TO CHARITY ISLANDS. 101 



of the larvae were feeding on the plant, near the northeast shore, 

 June 21. Several picked up dead on the beach. 



494. CaUigrapha elegans Oliv. Tavo specimens taken l)}'^ beating 

 willows, near the southwest shore, July 17. 



495. CaUigrapha lunata Fal). Two specimens taken on the wing, near 

 the lighthouse, June 22. 



496. CaUigrapha scalaris Lee. One specimen taken on the under side 

 of a board, on the northeast beach, June 24. (3ne by beating 

 willow, near the southwest shore, June 26. Two by beating 

 birch, near the northeast shore, July 17. 



497. CaUigrapha multipunctata Say. Three specimens taken by beat- 

 ing branches of willows, near the southwest shore, July 17. 



498. CaUigrapha muUipunctata var. bigsbijana Kirby. Four specimens 

 taken on the leaves of willow, near the southwest shore, June 20. 



499. Gastroidea polijgoni Linn. Two specimens taken on larger blue- 

 flag, /r/.s versicolor, near the southwest shore, Juh' 17. 



500. PhyUobrotica decorata Say. One specimen taken b}' beating the 

 willows, at the pond, June 23. 



501. PhyUobrotica limbata Fab. One specimen found by beating the 

 willows, at the pond, June 23. 



502. Diabrotica viUata Fabr. Five specimens taken by beating the 

 willows, near the southwest shore, June 24. Three by beating 

 a thorn-tree, Crataegus, near the lighthouse, July 17. 



503. Galeruca margineUa Kirby. One specimen taken by beating the 

 willows, near the southwest shore, July 17. 



504. Oedionychis vians 111. Three specimens taken b}- beating the 

 willows, near the southwest shore, June 25. 



505. Disonycha pennsylvanica 111. One specimen taken by beating 

 the willows, near the southwest shore, June 26. 



506. Disonycha triangularis Say. One specimen found by beating the 

 willows, near the northeast shore, July 17. 



507. Disonycha xanthomelaena Dalm. One specimen found feeding 

 on pig-weed, Chenopodium album, near the southwest shore, 

 June 24. 



508. Haltica bimarginata Say. Tavo specimens taken on wild grape 

 leaves, near the southwest shore, June 21. One found by beating 

 willows, near the southwest shore, July 17. 



509. Haltica ignita 111. Ten specimens taken b}- beating wild grape 

 vines, near the northeast shore, June 23. One on wild grape 

 June 24. 



510. Haltica aenescens Blatchly. Four specimens taken on wild grape 

 vine, near the lighthouse, July 17. 



