210 University of California Publications. [Entomology 



7. Antennae inserted close to apex of the eye, basal joint very short, one- 

 third shorter than width of front 2. Halticotoma Eeut. 



— Antennae inserted some distance above apex of the eye, last joint 



considerably longer than width of vertex and much surpassing 

 clypeus 1. Cyrtocapsus Stal. 



Tribe Clivinemi Eeuter 



Second antennal joint linear; sides of j^ronotum without a distinct carina 

 1. Clivinema Eeut. 



Second antennal joint stout, clavate, apical two short and abruptly slender; 

 sides of pronotum distinctly carinated 2. Largidea Van D. 



Tribe Cylapini Eeuter 

 Form oval; head short, vertical; vertex with a deep longitudinal impres- 

 sion; antennae very long and slender, much surpassing tip of mem- 

 brane; basal joint thickened, fusiform 1. Cylapus Say 



Tribe Fulvini Uhler 



Body elongated; costa but feebly arcuate; sides of pronotum concavely 

 arcuate, humeral angles prominent 1. Fulvius Stal. 



Body broad-oval; costa strongly arcuate; sides of pronotum not at all con- 

 cavely arcuate, humeri not prominent 2. Peritropis Uhler 



Tribe Hallodapini n.n. 



Tarsal claws with arolia minute or wanting 1 



Tarsal claws with long parallel arolia; females sometimes wingless, for- 

 miciform 5 



1. Hind margin of pronotum with a median spine, behind which the edge 



is notched 1. Dacerla Sign. 



— Hind margin of pronotum without sjiine or notch 2 



2. Head short, vertical, but little produced below the eyes 3 



— • Head long, oblique, produced below the eyes for a distance nearly as 



great as the length of the eye 4 



3. Posterior lobe of scutellum tumidly elevated. ...2. Cyrtopeltocoris Eeut. 



— Posterior lobe of scutellum transverselj' moderately convex, hori- 



zontal 3. Sericophanes Eeut. 



4. Posterior lobe of scutellum moderately convex, subcarinate; sides of 



pronotum almost rectilinear, a little curved outward at the humeri 

 4. Closterocoris Uhler 



— Posterior lobe of scutellum tumidly elevated, subeonical, as high as 



base of pronotum 5. Cyphopelta Van D. 



5. Second antennal joint clavate 6. Orectoderus Uhler 



— Second antennal joint linear 7. Coquillettia Uhler 



Tribe Dicyphini Eeuter 



Hind margin of pronotum rectilinear, or slightly coTicavely arcuate; head 



vertical before, when viewed from the side not projecting before 



eyes; hind margin of callosities located considerably before the 



middle of the pronotum 1. Hyaliodes Eeut. 



