242 CALIFORNIA ACADEMY OF SCIENCES. 



The most remarkable opinion of Mr. Gorham is the 

 placing of these genera together with Pterotus (which he 

 does not know) in the Lymexylonidae. To carry the 

 idea to its legitimate extent, Phengodes, Zarhipis and 

 Tytthonyx must also take the same course. 



TELEGEUSIS n. g. 



Facies of a Malthinus, slender depressed. Head oval, 

 abruptly prolonged in front of the eye in a short muzzle, 

 the clypeal region abruptly deflexed but not distinctly 

 separated from the front, behind the eyes the head is 

 feebly arcuately narrowed. Eyes prominent, finely 

 granulated, distant from the thorax. Antennae in front / 

 of the eyes inserted in the angle of the muzzle formed 

 by the deflexed clypeus, eleven jointed (female) 

 first joint stout, conical, longer than the next two 

 together, second joint short, stout, shorter than the 

 third, fourth longer than third, five to ten very slightly 

 shorter, eleventh longer and fusiform. Labrum short and 

 broad, anterior edge bisinuate. Mandibles falciform but 

 not prominent, acute at tip. Mentum small, pentagonal. 

 Labial palpi three, maxillary palpi four-jointed, the basal 

 joints in each case very small, the terminal joint spathuli- 

 form and nearly as long as half the entire body. Thorax 

 quadrate, slightly narrower at base, Scutellum longer 

 than wide, parallel-sided, truncate at apex, longitudinally 

 impressed. Elytra about half the length of the abdomen, 

 dehiscent at their apical half, without distinct epipleur^e. 

 Anterior and middle cox^ conical, prominent and contig- 

 uous, the mesocox^ at apex only, the anterior with large 

 trochantin. Abdomen flat, composed of eight segments, 

 the first very short and lateral, the joints 2-7 nearly equal 

 in length, eighth elongate oval, narrower. Legs moder- 

 ate, femora not stout, tibi« slender with distinct spurs. 

 Hind tarsi longer than half the tibiae, slender, first joint as 



