CLASS V. INSECTA. t265 



Genus 411. FENUSA. Uach. Tenthredo, Fam. H. f. Klvg. 

 Uppei- wings wilh two marginal and tliree subniarginal cells : anttnna: 



composed of nine joints. 

 Sp. 1. I'tn. pumda. 

 Tenthredo pmnila. Klug. Fenusa piimila. Leach. 



ST1RP9, 4. —Antenn^E composed of nine joints, moderately long : bodj/ 

 moderately long: uppe?- zcings with two marginal cells. 



-|. Genus 112. ALLANTUS. Panz., Jurine, LcucL TrxTiiREDixEs 



Ai.LAxri. Klug. 

 rT/j/jfr ?£'/ff^s with four'snhmarginal cells: antenna with the third j(jint 



longer than the fourth. 

 Sp. 1. All. semkimta. Q. All. notlia. 3. All. zo/mta, S,c. 



^ Genus 413. TENTHREDO. T.cacl,. Tenthuedines Allvxti 



King. 

 Upper- nhigs with four suhmarginal cells: antenna: with the third joiju 



ol'ilie same length with the fourth. 

 Sp. 1. Tcntli. liapcc. 1. Tenth, dimidkiln. 3. Tenth, nasatu, ^r. 



-^- Genus 414. DOSYTHEUS. Uach. Te.nthredi.nes Dolert 



Klug. 

 Upper uing!; with three sulmiarginal cells: antenna: with the first joint 



short, the third longer than the fourth. 

 Sp. 1. JJox. Elanfcrite. 2. 1)0.1. Junci, c^c. 



Genus 4 Ij. DOLERUS. Jurine,Latrc.ille,Lcarh. Tentiiredine, 

 DoLERi. Klug. Doeervs. Juiine. 

 Upper wings with three suhmarginal cells: antenna with the first joint 



short; the third and fourth of equal len^^th. 

 Sp. 1. Dol. opacus. 2. Dol. Gonagra, Sfc. 



Genus 41G. EMPIIYTUS. Uach. Textiiredixes Empiiyt). 



Klug. 

 Upper zcbigs wi-h three suhmarginal cells: antenna: with the first and 



second joints equal ; third and fovu'lh equal. 

 Sp. 1. Emph. cincta. 2. Eniph. ccrea. 3. E'mph. tibialis, S^c. 



Stirps 5.— Superior zcings with but one marginal cell : bod,/ short; of 

 the males narrower towards the apc\: antenna simple, nine-jointed, 

 slightly ciliated, gradually increasing in the middle, and decreasing 

 towards the apex. • '^ 



Dr. Leach has obsen-ed that from the shortness of the body, tlie 

 one marginal cell, &c. it is probable that this is nearly allied to the 

 second stirps. 



Genus 417. CRiESUS. Leach. 

 Upper reings with four suhmarginal cells : antenna in both sexes longer 

 than the body (especially in the females) with very short ciliee: pos- 

 terior tarsi with the fir ^t joint elongated and compressed. 



