THE FA.UNA OF SCOTLAND. 75 



72 (71) Small (1-2 mm.), oval or oblong, the sides not furrowed. 



73 (74) Bare, granular, green, then brownish, A ndrlcus (midus) Malpighii, 



74 (73) Covered with longish white hair, 



Andricus amenti and A, (pilosus) gemmae^ 



75 (65) In young half- developed acorns which are somewhat distorted, 



Andricus ? 



Ohs. — The name under which the alternate generation was 

 described is given in brackets ; when only one specific 

 name is given, it is that by which the spscies in all its 

 stages is to be known. 



CYNIPIINA. 



Genus: NEUROTERUS. 



Neuroterus, Hartig, Germ. Zeit., ii. 135; Mayr, D. Genera d. gall, 

 Oynipiden, 37 (Agamic). 



Spathcgaster, Hartig, l c. 186 (part) (Bisexual). 

 Ameristus, Foerster, Verb. z.-b. Ges. Wien 1869, 333. 



i.— With Bifid Claws. 

 1. N. BACCARUM, Lin. 



Cynips qnercus-haccaram^ Lin., Syst. Nat., ii. 917. 



Cynips lenticularis^ Oliv., Enc. Meth., vi. 281. 



Neuroterus MalpigJiii, Hartig, Germ. Zeit., ii. 192. 



Neuroterus lenticideiris, Adler, Zeit. f. wiss. Zool. 1880, 156, pi. x. f. 1; 

 Mayr, Europ. Cyn., 39; Eichen-Gallen, 45, pi. vi. f. 63. 



SpatJiegastcr interruptor, Htg., I. c., ili., 341. 



Do. haccarum, Htg. ,l.c.; Adler, Zeit. f. wiss. Zool. 1880, 160, 

 pi. X. f. l'"^; Mayr, Europ. Cyn., 38; Eichen-Gallen, 49, pi. vi. f. 70. 



Abundant everywhere — especially in Cadder Wilderness and Mug- 

 dock Wood. 



2. N. FUMIPENNIS, Htg. 



Neuroterus fumipcnnis, Htg., Germ. Zeits., iii. 339; Mayr, Europ. 

 Cyn., 38; Eichen-Gallen, 45, pi. vi. f. 64; Adler, Zeit. f. wiss. 

 Zool. 1880, 164 pi. X. f. 4. 



SjjatJiegaster tricolor, Htg., /. c. 341; Mayr, Eichen-Gallen, 49, pi. 

 vi. f. 71; Europ. Cyn. 38;^ Adler, /. c. 165, pi. x. f. 4^ 



Spatliegastcr varius, Schenck, Nauss. Cynip., 87. 



Widely distributed, but local— Miigdock, Cadzow. 



