KLED1TOMA DOLICHOOEEA. 223 



elongated ; the second abscissa fully one-fourth longer than the first ; 

 apical margin of wings obtusely incised. 

 Length 1 mm. 



A smaller and more slender species than striaticollis , 

 and readily known from it by the joints of the club 

 being narrowed at base and apex and clearly separated. 



Cladich, Loch Awe, in June. 



ii. Antennal club four-jointed (= Tetratoma). 

 Synopsis of Species. 



1 (2) Radial cellule elongate, at least twice longer than wide ; the 



nervures clear testaceous ; antennas longish, obscure testa- 

 ceous ; legs for the greater part testaceous. Dolichocera. 



2 (1) Radial cellule triangular, not twice longer than broad ; the 



nervures blackish or piceous ; antennae entirely, and legs for 

 the greater part black. 



3 (4) Third antennal joint at least twice the length of the fourth. 



Tetratoma. 



4 (3) Third antennal joint not twice the length of the fourth. 



5 (6) Length 1 mm. ; antennae filiform, the club slender, the ninth 



joint distinctly thicker and longer than the eighth ; abdo- 

 minal hair-fringe white. Gracilicornis. 



6 (5) Length If mm. ; antennae stout, thick ; the club stout ; the ninth 



joint not distinctly longer than the eighth ; abdominal hair- 

 fringe dull griseous. Affinis. 



10. KLEDITOMA DOLICHOCERA. 

 PI. XIII, fig. 1. 



Kleditoma dolichocera, Thorns., Opus. Ent., 817, 2. 



Black, shining ; apex of coxae, trochanters, femora, tibia, and tarsi 

 testaceous ; the femora blackish in the middle ; the flagellum of 

 antennse fuscous, darker towards the apex ; wings hyaline, the nervures 

 testaceous. Antennae nearly as long as the body, slender; the third 

 joint nearly twice the length of the fourth ; the joints longer than broad, 

 the ninth joint longer than the eighth, and distinctly thinner than 

 the tenth ; the club almost abruptly separated. Scutellum striolated, 

 the fovea suboval, small. Abdomen not much longer than the thorax ; 

 the hair- fringe moderate, white. Radial cellule rather elongate, not 

 triangular ; the first abscissa of radius considerably longer than the 

 second ; apical margin but slightly incised. 



Length 1J mm. 



New Gralloway, in June. 

 Continental distribution : Sweden. 



