ANDEICUS EAMULI. 91 



be developed as in inflator. Found in May and June, 

 the flies issuing in the latter month. The outer gall 

 may be single, or have two cavities divided by a septum. 

 The insect emerges in June. 



Synergus albipes, S. facialis, and S. radiatus are 

 common inquilines in these galls. 



Brischke (Schr. d. Naturf. Ges. zu Dantzig, v) 

 gives as inquilines Periclistus Brandti, Synergus api- 

 calis, and S. thaumacera ; and as parasites Pteromalus 

 meconotus, P. Saxesenii, Entedon cecidomycarnus, Meso- 

 polobas fasciiventris, Telenomus phala3na,rum, Platy- 

 mesopus Erichsoni, and Decatoma biguttata. Eurytoma 

 rosse is a common parasite. 



Of parasites there have been been noted Torymus 

 abdominalis, T. auratus, Fons. ; Syntomaspis dubius, 

 Nees (Giraud) ; Decatoma Neesi, Foerster (Giraud) ; 

 Pteromalus dissectus, "Walk. (Giraud) ; P. Erichsoni, 

 Etz. (Giraud) ; P. jucundus, Walk. (Giraud) ; P. 

 cordairii, Rtz. (Kirchner) ; Pleurotropis metallicus, 

 Nees ; Eulophus metallicus, Nees, and Elachestus petro- 

 latus, Nees. S (Giraud) ; Siphonura viridimnea, Rtz. 

 (Kirchner) ; Eulophus laevissimus, Rtz. (Kirchner) ; 

 Entedon scianurus, Rtz (Kirchner) ; Eupelmus annu- 

 latus, Nees (Giraud). 



Of universal distribution. 



Continental distribution : Sweden, Switzerland, 

 Germany, Austria. 



9. ANDEICUS EAMULI. 



PI. YI, figs. 2 (ramuli) and 2 a (autumnalis) ; PI. XV, 

 fig. 1 (ramuli) ? . 



Cynijps quercus-ramuli, Linn., Syst. Nat., ii, 918; Marshall, 



E. M. M., iv, 8. 

 Teras amentorum, Htg., Germs. Zeits., iv, 408. 

 Andricus ramuli, Schenck, Nass. Cyn., 74, 80, and 120; 



Mayr, Eichengallen, 56 ; Adler, Zeits. 



wiss. Zool., xxxv, 186, pi. x, fig. 13 a; 



