﻿572. 

 AMBLYCEPHALUS GERMARL 



Order Homoptera. Fam. Tettigonidse. 



Type of the Genus, Amblycephalus Germari Curt. 

 Amblycephalus Curt. — Cicada Linn. Fab. — Tettigonia Lat. 



Antenna inserted in a cavity between the eyes and near to the 

 internal margin, as long as the head, but very slender ; basal 

 joint the largest, irregularly chalice-shaped, 2nd oblong, the 

 remainder forming a very long and slender seta of numerous 

 joints {A and 4 a). 



Labrum short, slender and lanceolate (3). 



Mandibles and Maxillce rather short, slender, acute and serrated 

 at the apex. 



Labium short and triarticulate, 2nd joint short, 3rd rounded (2). 

 Head as broad as the thorax, semiovate-trigonate above; face convex, 

 elongate, trigonate-ovate : eyes rather small, placed near the base : 

 ocelli 2, situated near the base of the triangular ridge towards the 

 centre of the crotvn. Thorax shorter than the head, transverse- 

 ovate : scuteUum trigonate and a little acuminated. Abdomen /wr- 

 nished with 2 elongated horny lobes mider the apex in the male ; 

 rather long and conical in the female, with a long OY'npositor beneath. 

 Wings deflexed and somewhat convex, when at rest, superior scarcely 

 so long as the body in the female, elliptic, interior margin nearly 

 straight, with a few reticulations ; inferior wings shorter and 

 rounded, with numerous distinct nervures. Thighs with 2 spiny 

 bristles at the apex, which is lobed externally, especially in the hinder 

 pair: tibiae, posterior very long, slender and slightly curved, the 

 apex armed with teeth, the sides, especially externally, clothed with 

 series of slender spines (Gf): tarsi short and triarticulate, hinder 

 with the basal joint elongated : claws short and thick: pulviUi large 

 (6 * middle leg). 



Germari Curt. Ent. Mag. 1. 192. — Curt. Guide, Gen. 1054. n. 3. 

 Pale ochreous : seta of antennae and eyes black : head with 3 

 elevated lines on the crown, which is brown, forming an anchor, 

 with 2 black spots at the base and a black line on each side of 

 the clypeus ; face with a double row of transverse blackish lines. 

 Thorax with a mark down the back and a large space on each 

 side piceous ; scutellum of same colour ; postscutel with 4 black 

 spots. Abdomen with the base, a line of spots down the back 

 and of narrow bands on the sides piceous. Superior wings 

 with a spot at the base and apex, a bar at the middle of the in- 

 terior angle brown, with the pale ochreous nervures crossing 

 them : inferior wings fuscous, with the base and nervures white : 

 claws and polvilli piceous. — Obs. the male often has the crown 

 of the head, the face, the thorax, excepting two lines down the 

 back, the scutellum and the abdomen, excepting the base and 

 apex, black: the superior wings also are darker, leaving a large 

 ochreous spot on the costa at the base, and another beyond the- 

 middle. 



In the Author's Cabinet. 



The genus Amblycephalus, which I described three years 

 since in the Entomological Magazine, belongs to that division 



