EXPLANATION OF PLATES. 



Plate II. 



Fig. 1. — Baiiiina tree stripped of foliage by May-beetles, chiefly by Phyllopliaga 



vandinei n. sp. 

 Fig. 2. — Leaf of a coconut palm injured by the feeding of adults of PhyllophagC. 



portoricensis u. sp. 

 Fig. 3. — Salfilla tree (SchranJcia portoricensis), a wild species abundant in the 



Guaniea district and whose foliage is much relished by adults of P. 



vandinei; adaptable for use in collecting the beetles in large numbers 



by shaking. 

 Fig. 4. — A busiiel of adults of P. vandinei collected in one evening by nine boys 



in a cane field at Santa Rita, near Guaniea. 



Plate III. 



Fig. 1. — PhyllopMga vandinei n. sp., eggs lying over soil, x2 (the elongate egg 

 marked with an "x" is that of Pyrophoru.s luminosus Illiger, an Ela- 

 terid whose larva is predaceous on white-grubs). 



-PhyUopJiaga vendiiiei n. sp. grubs just hatched from eggs, x 3. 



-Phyllophaga vandinei n. sp. gTubs at end of first instar, x 2. 



-Phyllophaga vandinei n. sp. grub at end of second instar, x 2. 



-Phyllophaga vandinei n. sp. grub in act of molting to third instar, x 5. 



-PhyUophaga vandinei n. sp. grub at beginning of the third instar, x 2. 



-Phyllophaga vandinei n. sp. mature grub (at end of third instar), x 2. 



-Phyllo]>haga vandinei n. sp. prepupa (grub about to pupate), x 2. 



-Phyllophaga vandinei n. sp. pupa, side view, showing shed larval skin, 

 x2. 

 Fig. 10. — Phyllophaga vandinei u. sp. pupa at point of issuing of adult, x 2. 



Plate IV. 



Fig. 1. — Pliyllophaga vandinei n. sp.. pupa, ventral view, x 2. 



Fig. 2. — PhyUophaga vandinei n. sp. pupa, dorsal view, x 2. 



Fig. 3. — Phyllophaga vandinei n. sp. male adult, x 2. 



Fig. 4. — Phyllo}ih(iga portoricensis n. sp., female adult, x 2. 



Fig. .^. — Phyllopliaga j)ortori<^'ensis n. sp. male adult, x 2. 



Fig. (i. — PhyUophaga vandinei n. sp. adult just issued from pupa, x 2. 



Fig. 7. — Phyllophaga vandinei, n. sp. adult attacked by Meter-rhisinm, dorsal view, 



x2. 



Fig. 8. — PhiiUophaga vandinei n. sp. same, side view, x 2. 



Fig. 9. — PhyUophaga vandinei n. sp. larva infested with iletarrhizium, x 2. 



Plate V. 



Fig. 1. — PJiylhiplidga vandinei n. sp. heads of grubs in fii-st instar, x 10. 

 Fig. 2. — Phyllophaga vandinei n. sp. head of a grub in second instar, xlO. 



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