CLASS V. INSECTA. 
265 
Genus 411. FENUSA. Leach. Tenthredo, Fam. II. f. King. 
Upper wings with two marginal and three submarginal cells : antenna 
composed of nine joints. 
^p. 1 . Fen. pumila. 
Tenthredo pumila. Klug. Fenusa pumila. Leach. 
Stirps 4— Antenna composed of nine joints, moderately long : body 
moderately long: upper wings with two marginal cells. 
Genus 412. ALLANTUS. Pam., Purine, Leach. Tenthredines 
Allan n. King. 
Upper wings with four suhmarginal cells : antenna with the third joint 
longer than the fourth. 
Sp. 1 . All. semicincta. 2. All. notka. 3. All. sonata, tgc. 
Genus 413. TENTHREDO. Leach. Tentiiredines Allanti. 
Klug. 
Upper wings with four submarginal colls: antenna with the third joint 
of the same length with the fourth. 
Sp. 1. Tenth. Kapa. 1. Tenth, dimidiata. 3. Tenth, nasata, <§c. 
Genus 414. DOSYTIIEIJS. Leach. Tenthredines Dolebi. 
King. ... 
typer wings with three submarginal cells: antenna with the first joint 
short, the third longer than the fourth. 
Sp. 1. Dos. Flu liter ire 2. Dos. Junci, 4'C. 
Genus 415. DOLERUS. J urine, LutrciUe, Leach. Tenthredines 
Doi.f.ri. Klug. Dolercs. Jurinc. 
Upper wings with three suhmarginal cells: antenna with the first joint 
short; the third and fourth of equal length. 
Sp. i. Dol. opacus. 2. Dol. Gonagra, 4c. 
Genus 416. EMPIIYTUS. Leach. Tenthredines Empiiyti. ■ 
Klug. 
Upper wings wi’h three submarginal cells : antenna with the first and 
second joints equal ; third and fourth equal. 
Sp. 1. Emph. cincta. 2. Einph . ccrea. 3. Luiph. tibialis , §c. 
Stirp 3 5. Superior icings with but one marginal cell : body short; ot 
females narrower towards the apex: antenna simple, nine-jointed, 
slightly ciliated, gradually increasing in the middle, and decreasing 
towards the apex. . 
Dr. Leach has observed that from the shortness of the body, the 
one marginal cell, &c. it is probable that this is nearly allied to the 
second stirps. 
Genus 417. CRiESUS. Leach. 
Upper icings with four submarginal cells: antenna in both sexes longer 
than the body (especially in the iemales) with very short dike : pos- 
terior tarsi with the first joint elongated and compressed. 
