17764. 
17781. 
WIM 
17824. 
17828. 
17841. 
17842. 
17851. 
17859. 
17872. 
17877. 
17884. 
17890. 
17893. 
17899. 
W/ QU). 
LENG AND Davis: COLEOPTERA OF STATEN ISLAND 70 
Ceutorhynchus rape Gyll. “ Cabbage curculio.” Also on 
hedge-mustard, peppergrass, etc. 
Ceutorhynchus sulcipennis Lec. 
Ceutorhynchus neglectus Blatch. Clove Valley, July, on 
Polygonum. Old Place, June 28, 1918, many on flowers 
of Brassica. 
Perigaster cretura Ubst. June, July. On Ludangia 
natans. | 
Pelenomus sulcicollis Fahr. April, July. Occurs on Poly- 
gonum in low ground. | 
Rhinoncus pericarpius Fab. June. Occurs on Bouncing 
Bet (Saponaria officinalis). 
Rhinoncus pyrrhopus Boh. June, July. Common on 
Rumex. 
Conotrachelus nenuphar Hbst. “ Plum curculio.”’ May, 
June, Jw, Auge, lsmeedl ia jolie, jean, Crdiay, Cue, 
often causing great loss. 
Conotrachelus elegans Say. June. On pig-nut hickory 
(Packard, Hamilton). 
Conotrachelus naso Lec. Breeds in Crategus (Hamil- 
ton) and acorns (Pierce). 
Conotrachelus posticatus Boh. June, July. Crategus 
(Hamilton), Phylloxera galls on hickory (Schwarz). 
Conotrachelus genuinatus Lec. July. 
Conotrachelus anaglypticus Say. June, Aug. Breeds in 
hickory (Say), quince (Knight). 
Conotrachelus fissunguis Lec. Breeds in seed pods of 
swamp rose mallow. 
Rhyssematus lineaticolis Say. June; Sept. 10, 1916, on 
pod of milkweed at Arrochar. Larva breeds in milk- 
weed. 
Tyloderma foveolata Say. Richmond, June 5, 1915 
(Woodruff), and specimens without date. Breeds in 
the stems of evening primrose. 
