LIST OF CYNIP GALLS FOUND ON THE OAK IN EPPING FOREST. 



1900. 



IlEFERE^■CE. 



Genera- 

 tion. 



When the Gall is Found. 



Where ihe Gall is Situateu. 



When the Perfeci- Insect Emerges. 



Nomhnclature 



II. 

 II A. 

 III. 

 IV. 



IIlA. 



IV. 

 IVa. 

 V. 

 Va. 



VI. 



VIA. 



VI r. 



VIII. 



IX. 

 IXa. 



X. 



XI. 

 XII, 



Ne'jrolenis lenlicularis 

 Nuutotcrus baccarum 



Ncuroteriiij laeviuscuIJs 

 Neuroleius nlbtpcs 

 Neutolcrus numismalb 

 Neurotcrus vesicattix 

 Neunilenis fumipennis 

 NcuioIeru> Iritolor 

 Ncurolenii sclitcclilemlali 

 Neurolerus apriliiius 



Dryoplianta folii 



Dryophanla tasclienbergi 



Dryoplianla Ion given I lis 

 Diyophanta similis 

 Dnoplianla divUa 

 Drj'ophanta agania 



Andiicus sicboldii 

 Ajidricus tesUiccipcs 

 Aiidiku?. corlicis 

 Andiicus gcmmatus 

 Andiicus radicis 



Andiicus 

 Audiicus 

 Aiuliicns 



Amiricus 

 Andricus 

 Amtricus 

 Andricus 

 Andricus 

 Andritiis 

 Andricus 

 Aiulricu'i 

 AndriLUs 

 Andiicus 

 Andricus 



Irilincatus 



plobuli 



jiillator 



collnris 



cunalor 



callidoma 



cinatus 



fecundalrix 



malpigliii 



aulumnalis 



r.nmuli 



usUl-u^ 



sulil in us 



scminalioiiis 



Andricus quadrilincatus 

 Andricus albopuiicUita 



I. I Bioi'hiza aptcra 



Linn. 



Sdiltdl. 



Htg. 



Adlel. 



Hlg. 



Htc. 



Hlg. 



Hlg. 



AcUor. 



Fabricius. 



Hlg. 



Hl^. 



Hlg. 



Hlg. 



Hlg. 



Hlg. 



Adicr. 



Hlg. 



Adiei. 



Hlg. 



Linn. 



Hlg. 



Foiisc. 



Gir. 



Htg. 



Scliltdl. 



I Fal). 

 I tab. 



I. I Trigoiiaspis rcnum i Htg. 



1a. Tiigonaspis ciiistalis Hlg. 



I. I Cynips.koUari 



Agamic 



Sexual 



Agamic 

 Sexual 

 Agamic 

 Agamic 



Agamic 



Sexual 



Agamic 



Sexual 



Agamic 



Sexual 



Agamic 



Sexual 



Agamic 



Sexual 



Agamic 



Sexual 



Agamic 



Agamic 



Agamic 



Sexual 



Agamic 



Agamic 



Agamic 



Agamic 



Agamic 



1 Agamic 

 I Sexual 



I Agamic 

 Sexual 



I Agamic 



July to Oclober 

 May and June 



Julv to September 



MaV 



July, August and September 



Maj- 



August and September 



End of Mav, and June 



May 



April, and beginning of May 



July to October 



End of April .ind during May {as a rule appearing a little later than 



D. similis) 

 July to October 

 lind of April and during May 

 End of July to September 

 End of July to September 



End of May till the following April or M.iy 



June 



In September or not until the following April 



June 



Breaks ihrougli llie bark in late autumn but does not mature till 



September of the following year 

 June and July 

 September and October 



May and June, The old Ralls remain on the tree for an indefinite period 

 August and September 

 May 



End of July and during August and September 

 May 



July and August 

 Seplember and Oclober 

 End of September and during October 

 May and June 

 August and September 

 June to August 

 June lo October 



May 



End of April and during May 



j Autumn and Winter 

 I May ; old galls may rci 



ain on Ihe tree for an indefinite period 



Seplember and early in October 

 April and May, and part of June 



End of May Id 'October ; old galls^may remain on; the tree for an 

 indclinite peiiod " 



GENUS NEUROTERUS (HARTIG). 

 On the back of the leaf; falls to the ground at the beginning of October 

 On theleaf or catldn 



On the back of the leaf ; falls to the ground jt tlic end of September 



On the leaf margin or on the petiole 



On the back of the leaf; falls to the ground late in the autumn 



In the tissue of the leaf 



On tlie back of Ihe leaf; falls to the ground at the end of October 



Usually on ihe leaf, sometimes on the twig 



On the catkin between the anther-lobis 



In the bud 



GENUS DRVOPHANTA (FOERSTER). 

 On the back of the leaf 



In adventitious buds on the trunk, or rarely on twigs growijig from ihese 



buds 

 On the back of the leaf 



On twigs growing from adventitious buds on the trunk of llie tiee 

 On the back of the leaf 

 On the back of the leaf 



GENUS ANDRICUS (HARTIG). 

 On the stem, usually nc.ir the base 

 On the petiole or on the leaf midrib 

 In old wounds and injuries of the trunk 

 In buds or on the leaf jieliole 

 On the loot, rarely on the lower part of the tiunk 



On the stem, rarely on the leaf petiole 



In terraini.il or axillarj- buds 



Develops from a bud 



In the buds, sometimes almost enveloped in the bud scales 



Usu.illy in the leaves 



In axillary buds 



On the male catirin 



Terminal or axillary buds 



Buds 



Buds, usu.tily axillary 



Usually on the $ catkin 



Un the back of liie leaf, sometimes on the fiont 



Tciminal or axillaiy buds 



Stalk of the S catkin 



^lale catkin 



Axillary or terminal buds 



GENUS BIORHIZA (WESTWOOD). 

 Root 

 Tenninal or axillary bmis 



GENUS TRIGONASPIS (HARTIG). 

 Back of the leaf 

 Buds of young oak plants, on twigs, or from adventitious buds on the trunk 



GENUS CYNIPS (UNN.^US). 

 Tenninal or axillary buds 



April 



End of June 



March and April 



June 



A piil 



June 



Mav 



J»iy 



July, second year 

 Beginning ofiJIay 



January to March 



May and June 



November, or following spring 

 May and beginning of June 

 End of October, or November 

 November 



April or May 



August 



April and May 



July and August 



Ajjril and May of the seccnd year 



August 



End of March or duiini; April 



.July 



End of March or beginning of April ol the second ye. 



June 



April 



June 



April 



April 



A]>ril 



July 



November, sometimes in the following March 



Seplember. or not till the following spring 



April, sometimes second year 



April, sometimes second year 



March and April 



I December and January, sometimes in March 

 I June 



December and January, sometimes later 

 End of May to the middle of June 



I (Cameron) 

 September and October, or following April and May i Cymps lignicola (Mai shall) 



Cynips lentrcularis (01 }, Ncuroterus malpighii (Htg.) 



Cynips quercus baccarum (Linn.), Spathegaster baccarum (Htg.), Spathegaster 



interruptor (Hlg.). Neurolerus baccarum (Mayr.) 

 Neurolerus pezi/aefomiis (Schlech.) 



Spathegaster olbipes (Schenck), Neurolerus albipes (Mayr,) 



Cynips numismalis (01 ), Neurolerus re.iumuri (Htg.). Neurolerus numismatis (MajT.) 

 Sp-ithegasler vesicatnx (Schlechtdl.) 



Spathegaster tricolor (Htg.), Spathegaster varius (Schenck.) 



Spathegaster apiilinus (Gir.) 



Cynips quercus-folii (Linii.), Cynips folii (Htg.), Diplulepis scutellaris (01.), Cynips 



scutellaris (Schenck.), Dryoplianta scutellaris (Adler.), Diyophanta folii (Mayr.) 

 Spathegaster taschenbcrgi (Adler.' (Schlech.), Drophanta taschenbergi (Mayr.) 



Cynips longiventiis (Htg.) 



Spaihegasier similis (Adler.) 



t.'ynips divisa (Hlg.) 



Cynips agama (Htg.), Dryophanla agama (Mayr.) 



Cynips sicboldii (Htg.), Cynips corticalis (Schenck,), Aphilotiix iitboldii (Mayr.) 



Andricus sieboldii (Mayr.) 



Cynips coiticis Htg.), Aphiiotrix corlicis (Mayr.) 



Andricus corlicis (Mayr.) 



Cynips radicis (Fab.), Aphiiotrix radicis (Mayr.) 



Andricus noduli (Htg.) (Adler), Andricus radicis (M-ar.) 



Cynips glubuH (Htg.), Apliitolrix gjobuli (Ma>T.) 



Cynips inflatot (Thorns.), Andricus globuli (Mayr.) 



Cynips coUaris (Htg.), Aphiiotrix collaris (Mayf.) 



Cynips cur\ator (fhoms.) 



Cynips callidoma (Thorns.), Aphiiotrix callidoma (AdIcr.) 



Andricus callidoma (Mayr.) 



Cynips gemmae (Linn.), Cynips fecundalrix (Htg.), Aphiiotrix gemmae (Mayr.) 



AphilotilK malpighii (Adler.) 



Cynips autumn.ilis (Htg.t, Aphiiotrix autumnalis (Mayr.) 



Cynips quercus lamuli (Linn.), Teras amentorum (Htg.) 



Ncuinierus osIil'us (Gir.) 



Diplolepis sobtariuh (Fonsc), Cynips ferruginea {Htg,», Aphiiotrix solitarius (Adler.) 



Cynips seminaiioiiis (Gir. J, Cynips inflorescentiac (Schltdl.), Aphiiotrix seminalionis 



(Mayr.) 

 Cynips 4-lineatus (Thorns.), Andricus flavi comis (Schenck.), A]>liilotris quadrilineatus 



(A dler.) 

 Cynips roajoUs (Gir.), Cynips albopunctata (Schldl.), .\philoIiix albopunctata (Mayr.) 



I Cynips aptera (Fab.) 



I Cynips quercus lermin.ilis (F.ib.), Teras terminally (Marshall) (Adler.) 



' Biorhiza renum (Gir.) (Adler.), Trigonaspis megaptera (Cam.) 



I Cynips megaptera (Pz.), Cjnips crustalis (Tboms.), Trigonaspis megaptcia (Mayr.) 



