1436 ■ COLEOPTERA 



FAMILY— TEICHOPTEEYGID^ . 



MaxillcB terminating in two lobes. Antcnnce 11-articulate, elon- 

 gate, very slender, with long hairs ; club three-jointed. Elytra 

 either truncate behind or entirely covering the abdomen. Wings 

 sometimes rudimentary, usually twice the length of the body, very 

 narrow, consisting of a thin neck and broader lamina. Coxa: 

 variable, the anterior globular, proininent, and contiguous ; the 

 intermediate oviform, slightly distant ; the posterior transversal, 

 rather widely separated. Tarsi three-jointed, terminal joint very 

 long, the claws with a long hair in the middle. Abdomen com- 

 posed of five or seven segments. 



Trichopteryx, 



Kirhy. 



(Lacord. ; Hist, des Ins. CoUop., Vol. ii., p. 233.) 

 Head large, deflexed. Eyes distinct. Prothorax large, the 

 width of the elytra at the base, posterior angles distinct and em- 

 bracing the shoulders. Scutelhim large. Elytra parallel-sided, or 

 a little narrowed posteriorly, moderately truncate at the extremity. 

 Posterior coxa enlarged in the form of a lamina covering, in repose, 

 the femora. Mesosternum carinate. Abdomen, underneath, with 

 seven segments, the second a little larger than the other subequal 

 ones. 



2492. T. inconspicua, ''-s. {Matthews ; CistidaEntomolonica, 



Vol. i., p. 296.) Brevis convexa subquadrata, postice parum at- 



tenuata, nigra nitida, pilis brevibus griseis parce vestita. 



-r 5-6 



Li. c, -jjT- Im. 



Caput magnum latum, in fronte sat productum, nitidum, tuber- 

 culis minutis remotisque ornatum ; oculis parvis, haud prominenti- 

 bus ; antennis modicis sat dilute piceis. Pronotum sat magnum, 

 capite parum longius, multo latius, valde couvexum, in maribus ad 

 basin valde dilatatum, tuberculis parvis ordiuibus sinuatis regulariter 

 dispositis, interstitiisque nitidissimis indistincte reticulatis ornatum, 

 lateribus rotundatis leviter marginatis, margine basali fere recta, 

 angulis acutis dilutioribus, in maribus valde productis. Scutelhim 

 magnum, latum, triangulare, confertim asperatum. Elytra sub- 

 quadrata, capite atque pronoto haud longiora, parum angustiora, in 

 maribus postice attenuata, ordinibus regulariter sinuatis confertim 

 haud profunde asperata, sutura sat elevata, apicibus latis, parum 

 rotundatis, dilutioribus. Abdomen modice exsertum, segmento 

 apicali dente parvo utrinque armato. Pedes modici, Igete flavi, 

 articulo basali tarsorum auteriorum in maribus dilatato. 



Subtus nigra, metasterno sat profunde asperato, coxis flavis, ore 

 atque apice ventris piceis. 



Femineis est forma magis oblonga, atque pronotum vix ad basin 

 dilatatum. 



