98 1 I.NMIIir.HI.NIDJE. 



2. Cladius pectinicomis. 



Tenthredo pectinicorni . /' u v. Ent. Par. ii. p. •'!74. n. 83 | L785). 

 Cladius geoffroyi, St.-Farg. Mon. Tenthr. p. 58, n. L66 I L82 

 Cladius difformis, Hart. Blattw.xt. L75 (1837); VoUenh. Tifdschr. 



Ent. \i. p. 202, pi. ix. | L868) ; Thorns. Hym. Scand. i. p. 71 ( 1*71 ). 

 Cladius pectinic irnis, Costa } Faun. Nap. } Tentr. p. 9, pi. lxiii. I 



(antenna) | L859). 

 Tenthredo alces, Thunb. Mas. Ups. p. 7. n. 86 | I -'4?). 

 Var. Cladius lacteus, Hart. Watt,,-. v . [76 | L837). 



.1. F. Stephens. 



T. R. Billups, Esq. 

 .1. F. Ruthe. 



:;. Cladius difformis. 



T( nthredo difformis, P<n>z. Faun. '• rtn. Elefl 62, pi. \. 1 17 

 Cladius difformis, St.-Farg. Mm. Tenthr. p. 57, a. 165 i I ■ 

 Faun. Nap. t Tentr. p. 10, pi. lxiii. fig. 2 ia) i I--".'- 1 !. 



Iliii'. Switzerland, [taly. 



4. Cladius isomerus. 



( iladius isomera, No\ ! ... 223 < 1861 I : id. 



Trim*. . inn r. Ent. Soc. i. p. 71 | I 3l 



Eab. North Amci 



a d. 2- 3 Martin's Falls, Albany Riv< I»r. Barnston. 



Hudson's I " . i \ *. 

 e. <3 . North A 



50. TRICHIOCAMPUS. 

 Trichiocampus, Hart. Blattw. p. 17<; (1837). 



1 . Trichiocampus viminalis. 



Tenthredo viminalis, Fall. Vetensk. Handl. xxix. p. 117, d. 59 (1808). 

 Cladius viminalis, VoUenh. Tijaschr. Ent. i. p. 176, pi. x. (18 



Thorns. Hym. Scand. i. p. 7 I. n. 5 i 1871 I. 

 Nematus grandis, St.-Farg. Mon. I . 61, n. 17'.' I 1823). 



3 . Cladius luteicornis, Steph. Ill Brit. J.'n'., Maud. \ ii. p, 24, n. 7, 



pi. xxxviii. 6g. 1 i 1>: ' 

 ( ladius eucera, Hart. Blattio. p. 177 | 1837). 



Hab. Northern and Central Europe. 



* Two of these specimens were bred from bright yellow caterpillars 

 with black on the sides, found J Looth willow and a July 29, 



L838. (MS. note.) 



