habits of certain species of Eurytomides. 319 



Var. seminatrix. Bred from the Cynipideous oak-gall, 

 seminator, Harris. 



4. E. punctirentris, W., p. '299. Bred from the Cyni- 

 pideous oak-gall, Q. mamma, Walsh. 



5. E. abnormicornis, W., p. 299. Captured at large. 



6. E. diastrophi, W., p. 299. Bred from the Cyni- 

 pideous bramble-gall of Diastrophus nebidosus, 0. S., and 

 from an oak fungoid-gall. 



Var. Bolteri, Eiley. Reared from the Lepidopterous 

 golden-rod gall of Geleclmi fiallcesolidaginis, Riley. 



7. E. stndiosa, Say, W., p. 299. Bred from various 

 Cynipideous oak-galls ; from Tenthredinideous willow 

 galls ; from Cecidomyideous galls ; from Aphidian leaf- 

 galls ; from Coccideous leaf-gall ; and from a black fun- 

 goid swelling on the pig-nut hickory. 



8. E. f/igantea, W., p. 300. Captured at large. 



In Decatoma the male antennae are described as 7- 

 jointed, and those of the female as 8-jointed (not count- 

 ing the annuli nor any articulation in the terminal 

 joint). 



Five new species are described in this genus : — 



1. D. varians, W., p. 300. Bred from the Cynipideous 

 oak-galls, Q. podagrce, Walsh, and Q. spongifica, 0. S. 



Var. dubia. Bred from the Cynipideous oak-gall, 

 Q. mamma, Walsh. 



. 2. D. 7iigriceps, W., p. 300. Bred from the Cynipideous 

 oak-gall, Q.Jicus, Fitch. 



Var. excrucians. From the white oak-gall, seminator, 

 Harris. 



3. Z), hyalinipennis, W., p. 301. Captured at large. 



4. D. simj^licistigma, W., p. 301. Bred from the Cy- 

 nipideous oak-galls, Q. erinaceus, Walsh, and Q.petioUcola, 

 Bassett. 



5. J>. nuhiUstigma. Bred from the Cecidomyideous 

 willow-gall, S. batatas, Walsh, and a swamp white oak- 

 gall. 



In the Proceedings of the Entomological Society of 

 London for 4th July, 1870 (' Journ. Proc.,' p. xxx.), it is 

 stated that Mr. Albert Muller exhibited some galls upon 

 Ammophila arundinacea, found in the preceding autumn by 

 Mr. J. Traill, about two miles north of Aberdeen; they 

 occurred rather abundantly on stunted specimens, one gall 

 on each plant ; the gall consisted of the imbricate closely- 

 sheathed leaves of a top shoot, and contained a single 

 longitudinal narrow cell from two to three lines long, the 



