observations on Amblyopiuus Jansoni, &c. 93 



this Essay figures and full descriptions of its whole anatomy, 

 made from my own dissections; the legs alone are copied from 

 Solsky's plate. 



AMBLYOPINUS, Solsky. 



Antenna; 11-articulata?, modicse, graciles, articulo primo 

 Cfeteris longiori 2-11 gradatim brevioribus, ultimo oblique 

 truucato. 



Palpi 3laxilarcs sat parvi, 4 articulati, articulo ultimo fere 

 subulato. 



Labiates magni ; divergentes, fere reflexi, 3-articulati, 

 articulo ultimo brevi obtuso. 



Labnnn coriaceum, breve, profunde emarginatum. 



Mentuiii corneum, perbreve, antice rotundatum; submentian 

 sat magnum, transverse quadratum. 



Labium coriaceum, oblongum, paraglossis permagnis, trans- 

 lucidis, pyriformibus instructum. 



Ungua exigua, bifida. 



j^fandibulce validse, fortiter incurvata?., aci;te uncinnata^, deu- 

 tibus longis armatte, et appendicibus setosis ad bases instructs;. 



MaxillcB robustaj, bilobata;, lobis longissime setosis. 



Caput fere trigonale lamina frontali prominenti, sub qua oculi 

 in recessu profundo siti sunt. 



Pronotum sat magnum linea laterali ad margiues superne et 

 subtus impressum. 



Scutellum triangulare. 



Elytra perbrevia. 



Abdomen segmentis septem compositum lateribus margiuatis, 

 stylis apicalibus robustis instructum. 



Prosternum perbreve, postice longius inter coxas productum. 

 Stigmata prothoracica aperta. 



Mesosternum breve, medium elcvatum ; cpisternis humeralibus 

 angustis; epimeris parvis quadratis, ad coxas extensis. 



Metasternum breve, medium elevatum, corporis latc-ribus uon 



