Ord. IV. Fam. V., Perlarice. 211 



sect. , tom. i3, /). 5o. — Genre Ne^movhe, Prec. des Caracf 

 gener. des Insect. , p. loi. 



Fausse-Frlgane d' un Iruii noiratre , a corps alonge , a ailes 

 longues , cendrees , arec des nervures brunes. De Geer. Mem. 

 s. l. Insect., tom. i, p. ^So, pl. 25, fig. 16. 17. 



La Perle hrune a ailes pdles. Geoft. Hist. des Insect, , 

 iom, 1 , p. 232 ? 



Habitat in Enropae aqiiosis. S 



Perla cylindrica de Geer, tom. 7 , p. 699, pl. 44, fig. 17, 

 18, congeneiica , prsccedentis forsan varielas ; Phryganea nebu- 

 losa LiurisBi , Semblis nebulosa Fabricii , an eadem species ? 



CCCCXXlir. Genus. Perla. Perle. 



Perla , Geoff., de Geer , OLir., Lam. — Phry- 

 ganea, Linn. — Semblis , Fabrich. 



Lahrum trausverso-lineare , vix exsertum. Mandihuloi 

 subraembranacea?, valcle depressaj, semi-hyaliuaj, elon- 

 gato-trigoTiae , apice ( in nonnullis sallem ) emarginato, 

 subtridentato. Palpi subsetacei , artirulo ultimo prte- 

 cedenli graciliore; labialium radicali scquentis magni- 

 ludine. Maxillce processihus valde compressis , serni- 

 hyalinis, conniventibus ; externo longiorc , angustiore , 

 subarcuato , sublanceolato ; inleruo laliore, hreviore, 

 trigono. Labium subquadratum, ad hasiu paulo latius, 

 antice lamellis duabus^ ia medio conniveutibus , rima 

 longiludinali interposita, palpos gerentihus, clyjxjatum-, 

 margine supero lobis duobus transverso-ovalibus, raa- 

 gis memhranaceis, veluti spongiosis, distiuctis, coronato. 

 Tarsi arliculis duohus primis ultimo mu!to hreviori- 

 hus , secuudo saltem suhtus spongioso, suhbilldo. 



Caput valde depressum , horizontale, antice clypei- 

 formiter productum. Thorax sculptus. Anus setis cau- 

 dalihus articulalis , valde distinctis. 



