326 REPORT OF NEW JERSEY STATE MUSEUM. 



C. aereum Newn. Clifton V, 30, bred from chestnut (Ch); Orange Mts., 

 Newark, at light (Bf ) ; New Brunswick (Sm). 



OEME Newn. 



O. rigida Say. Throughout the State VI, VII, not common; breeds in 

 cedar and is sometimes found in the wash-up along shore. 



O. gracilis Lee. Orange VI (Ch). 



CHION Newn. 



C. cinctus Dru. Throughout the State V, VI, not common; the larva in 

 hickory, oak and plum (Ch). 



EBURIA Serv. 



E. 4- geminata Say. Throughout the State VII, rarely; on oak and hick- 

 ory (W). 



ROMALEUM White. 



R. simplicicolle Hald. Lahaway (Sm) ; Atlantic County in pine woods 

 VIII, IX (W) ; not rare in wash-up along shore VIII (div). 



R. atomarium Dru. DaCosta (Li); Bridgeton (GG) ; along shore in 

 wash-up, under bark and at sugar VI, VIII, IX (div). 



R. rufulum Hald. Hudson Co. (LI); Newark Dist. (Bf) ; Camden, 

 Gloucester Co. IV, VII, VIII on oak (W) ; Glassboro VIII, 17 (GG). 



ELAPHIDON Serv. 

 E. mucronatum Fab. Throughout the State on trees of various kinds; 



also on grape; does not amputate twigs like "E. villosum." 

 E. incertum Newn. Orange Mts., rare (Bf). 

 E. villosum Fab. (parallelum Newn.) 



Throughout the State IV-VII, 



more or less common. The larva 



is the common "oak-pruner"; but 



attacks also hickory, apple and 



other trees. It developes in the 



heart of a small shoot, and when 



full grown, girdles the shoot from 



within, so that it falls in the first 



high wind. Gather these fallen 



branches and burn them where 



shade or orchard trees are in- 

 fested. 



E. subpubescens Lee. East Plains VII, 27 (Lg) ; g. d. rare (Li). 

 E. aculeatum Lee. Brown's Mills VIII, 4 (Dke) ; g. d. rare (W). 

 E. unicolor Rand. Short Hills (Bt) ; Woodside (Bf ) ; Westville (Li); 



Berlin VI, 25, Woodbury VII, 30, Anglesea VII, common on scrub oak 



(W) ; bred from red-bud (Lee) and plum (Ch). 



Fig. 131. The "oak primer": a, larva; 



b. pupa in its burrow; c, beetle; 



k, k, cut ends of twig; d to i, 



structural details. 



