135 



Tal). X. 

 Foli/art(miu forcipata, Fij^chcT. 



V\)l. 1. I Icivcilct ;il' ell linn scrt iicili-nt'ni. clc siuiiiiicn- 

 s;ittr (Ijlic; o ili't fiikli' Oie: a' Iste I':ir Kolcrc; 

 (i- 2clrt Tar J'"oIlti'; L Overhulifli; M KiiullnlkkfriH'; 

 )/( ', »('■' Kj:cvi'rni'. 

 '1. lliiviilct ;if en Han. sect forfra. 



3. I'.n \\AvY iif Isli- I'ar. 



4. ( )vcThc-l]cii lueil SpisiTOrct [fl:, seet fra venstre Side. 



5. I)e samme Dele, .seet ovenfra. 



6. Kli Kinilliakkc, seet forfra. 



7. V.n Kja've af Iste Par. 



8. Ku Kja-ve af 2.let Tar 



9. Kn Uruiicliialf.Ml af Iste Par. 



10. Kn I'.ranehiall'o.l af Ilte Par. 



■ 11. Kn Bran<'liialfoil af siilste Par. 



12. Den lia.Lrre Del af Kefieiuet af en fnMvoxen Hun, 

 meil Æglieliulileren oj; de Lrji-nnemsUinnende ( >vai'ier, 

 seet fra lioire Sirle. 



13. <)varierne med Kitkja-iteleii, seet ovenfra. oi,' ( )va- 

 riallnlierne: oud .Ivylederne; gl Kitkja^rtelen. 



11. i'^l af (tvarierne mi'.l den tilsvarende .Ki;leder, isole- 

 n-t oi; seet fra Siilen. 



I.'). i:i UMpdent .K^', sta'rkt forstorret. 



10. Den liai.M-e Del af Keiiemet, nden IIalei)ladcrne, af 



en fnldv"Ni-n lian, seet fra venstre Side. t Testes; 



vd vas deferens; /; ydre KjonsvedlKenj;'. 



Tal). XT. 



Lepuhirus ylacialis (Kroyeri. 



Fijr. 1. Fuldvoxt'n Hun, ovenfra seet. 

 '- 1 a. Sanmie i naturlit; Storrelse. 



-' 2. Samme seet nedenfra, i sainine Korstorrelse som 

 Vvs. 1. 



3. Samme seet fi'a venstre Side, med Kidppen sta'rkt 

 fiiroverlioiet. 



4. 1'Ji Karve, seet ovenfi'a. 



5. Kn and<'n Kar\e i et iioL'et senere Stadium, seet 

 ovenfi-a. 



! 6. Fniilvoxen Han, ovenfra seet. 

 > 6 a. Samme i naturlii; Storrelse. 



Till. XTI. 



LepidnniK f/lacialis ;Ki-oyer.) 



Fij.'. K I''orenden af Legemet, seet nedenfra, a' Iste Par 

 ]-'olei-e: a'' 2det Par Følere: L Overla'l)en ioploflet,: 

 M Kindliakkerne; I Cnderlæben; m' Iste Par Kyæ- 

 ver; m" 2det Par K.ja'ver; ;;' Iste Fodpar. 



2. V.n FoU-r af Iste Par. 



3. Kt Stykke af l!ndeilelens nedre Kant nu'd de ]iaa- 

 sidilende I.UL'tepaiiiller, sta'rkere forstorret. 



•I. Kn Luf,'tepa|)ille, meget stærkt forstorri't. 

 6. i;n Fasler af 2det 1'ar. 

 - (i, 7. Samme Foler af 2 andre Fxemplarer. fur al vise \'a- 

 riationerne i Form og Storrelse. 

 8. lai Kiiiilliakke, seet forfra, 

 'J. De 11 inderste Tand af samme, sta/rkt forstorret. 



> 10. Cnderkelien 7 og Iste Par Kja/ver m' i sin nalur 

 lige F'orbindelse med liinancU'U, tilligi'iiied Spiseroret 

 [oe , seet bagfra. 



Plate X. 



1'tihjartemia forcipata, I'lsclier. 



I"ig. 1. Ili'ad of a female, seen from below. 0, <-onipouni! 

 eyes; o, oeellus; a', 1st pair of antt-nnte; a-, 2nd jiair 

 of antemue: L, labrum ; M. mandibles; w', »(-. 

 maxilla-. 



2. Head of a male, seen from the front. 



3. One of the 1st pair of antenna;. 



> 4. Kabrum, with i esophagus (0;, seen from the left. 

 » 5. Same parts, seen from above. 



» <). .\ mandible, seei\ from the front. 

 ' 7. One of the 1st pair of nuixilhe. 

 8 One of the 2iid pair of niaxilUe. 

 • !) One of the 1st pair of liranehial legs. 

 » 10. One (.f the 11th pair of branehial legs, 

 s 11. One of the last pair of branehial legs. 

 » 12. Posterior part of body of a full grown female, with 



marsniiiuni, and the ovaries shining through, seen 



from the right. 

 ■' 13. Ovaries with the glutinous gland, seen from above. 



or, ovarial tubes; ovd, oviduet; gl, glutinous gland. 

 ' 14. ( >iie of the ovaries with its corresponding oviduet, 



isolated, and seen from the side. 

 » 15. .\ mature ovum, highly magnitied. 



> 10. Posterior part of the body, without caudal laiuellæ. 



of a full grown male, seiMi from the left. t. testes- 

 vd, vas deferens: p, external sexual appendagi-. 



Plate XT. 

 Lepidurus glaciaUs (Kroyor.) 



Fig, 1. Full grown female, seen from above. 

 I a. Same, natural size. 



2. Same, S(-eii from below, magnitied with the same 

 power as tig. 1. 



3. Same, seen from tlie left, with the body bent verv 

 niiieh forwards 



' 4. .\ larva, seen from above. 



» 0. A larva in a ratlier more advanced stage, si-en from 



above. 

 > (i. Full grown male, seen from aliove. 

 " (i a. .Same, natural .size. 



Plate XTI. 



Lepiditrns (/lacialis i Kroyer.- 



Fig. 1. .Anterior eiiil of body, seen from below, a'. 1st pair 

 of antenna-: a", 2nd pair of antenna-; L. labrum 

 (raiseil ; M. mandibles: /, posterior lip; m', 1st pair 

 of maxilhe; »(-. 2nd pair of maxilhe: }>'. 1st pair 

 of legs. 



> 2. An antenna of the 1st jiair. 



3. .\ piece of the lower edge of the terminal part, with 

 its olfai-tory papilhe, more highly magnilied. 



4. .\n olfactory jiapilla, very much magnilied. 



> o. An antenna of the second jiair. 



> (), 7. Sann- antenna in 2 other s|ieciniens, to show Ibi- 



variation in form and size. 



> 8. .\ mandibli- seen from the tronl. 



> '.I. The iniu-rniost denticle of the same, highly mai: 



nilied. 

 10. Posti-rior lip ,/ and Isl pair of maxilhe »« ' in their 

 natural connection with one anotlu-r, and o-soi)h»gus 

 {oc , sei-n from behind. 



