130 N KM AT (JS TIBIALTS. 



Synopsis of Species. 



1 (2) Legs and abdomen beneath and at sides deep brick red ; stigma 



testaceous. Zetterstedti. 



2 (5) Legs, abdomen and stigma luteous. 



3 (4) Antennae nearly as long as body, pronotum almost entirely 



pale ; abdomen with a broad black band on dorsum ; spurs 

 longer than one-third of metatarsus. Myosotidis. 



4 (3) Antennae much shorter than body; abdomen black only at base ; 



spurs short. Monticola. 



5 (2) Legs and abdomen testaceous, stigma fuscous or brownish. 



6 (11) Pleurae black, posterior tibiae not black. 



7 (8) Posterior femora with a black mark at the apex ; tibiae white. 



Pallidiventris. (See Group XII.) 



8 (7) Posterior femora entirely testaceous. 



9 (10) Stigma fuscous, dorsum of abdomen keeled and distinctly 



longer than head and thorax together. Consobrinus. 



10 (9) Stigma livid pale testaceous ; abdomen not keeled, not much 



longer than head and thorax together ; antennae nearly as 

 long as the body. Strongylogaster. (See Group XII.) 



11 (6) Pleuraa testaceous ; posterior tibiae black. Tibialis. 



57, NE MAT us TIBIALIS. 

 PL II, fig. 2, ? ; PL XXI, fig. 9, Saw. 



Nematus tibialis, Newman, Ent. Mag. (January), iv, 260 (cf. 



Cam., E. M. M., xii, 228). 



hortensis, Htg., Blattw., 197, 24; Voll., Tijd. Ent., 

 i, 151, pi. 7 (lar. imago, &c.) ; 

 Zool., 1861, 7571; Kalt., Pfl., 

 134 ; Andre, Species, i, 205; Cat., 

 26,* 204 ; Zaddach, Schr. Ges. 

 Konig., xxiv, 333. 



Dark testaceous, smooth, shining, finely punctured ; antennae, vertex, 

 three large marks on the mesonotum, the metanotum at the sides, a 

 band on each of the abdominal segments on the back, and posterior 

 tibiae and tarsi, black. Wings hyaline, nervures black, the costa and 

 stigma sordid testaceous, the latter paler at the apical half. Antennae 

 stout, shorter than the body, tapering towards the apex, the third and 

 fourth joints about equal ; pentagonal area distinct, antennal fovea 

 deep, broadest above, the clypeus deeply notched, palpi pale testaceous. 

 Mesonotum smooth, shining, punctured ; breast smooth and shining ; 

 blotch large, the cerci short, blackish ; sheath of saw projecting, deep 

 black, almost bare; posterior calcaria short, not one fourth of the 

 length of the metatarsus ; second cubital cellule a quarter longer than 

 third ; the second recurrent nervure received about one-f ourth of the 

 length of the third cellule in front of the second transverse cubital 

 nervure. 



Length 3 lines. 



There can be no difficulty in separating this insect 

 from its allies by its black posterior tibiae and tarsi. 



