HEMIPTERA HETEROPTERA. 13 



Genus 8. MELAMPHAUS. 

 Melamphaus, Stal, Hem. Fabr.'x. 83. 



A. Rostrum extending to the middle coxae. 



a. Prothorax black. 



* Protborax ochraceous along the fore border. - - circumdatus. 

 ** Prothorax not ochraceous along the fore border. - lyroides. 



b. Prothorax red. 



* Corium black. - angulifer. 

 ** Corium red. ------ scutifes. 



B. Rostrum extending to the ventral segments. 



a. Corium black, with a red costa. 



* Protborax bordered with red. - lateralis. 

 ** Prothorax not bordered with red. - costalis. 



b. Corium black, with a luteous costa. - - - marginalis. 



c. Corium black, with a red spot or patch. - - i'aber. 



d. Corium red. ------ rubidus. 



e. Corium luteous, partly black. - - - femoralus. 



1. Melamphaus faber. 



Cimex faber, Fabr. Mant. Ins.W. 297; Gmel. ed. St/st. Nat. i. 2188 — 

 Lygffius faber, Fabr. Ent. Syst. iv. 146; St/st. Rhyn. 215 — Melam- 

 phaus faber, Stal, Hem. Fabr. i. 83; Of v. K.V. Ak.' Fork. 1870, 667; 

 K. Sv. Vet. Ak. Handl. 1870, 108. 



This species is very variable as to markings. 



a. Silhet. From the Rev. Mr. Stainsforlh's collection. 

 a, b. Hindostan. Presented by Major-Gen. Hardwicke. 

 c — /. Pbilippine Isles. From Dr. Cuming's collection. 



2. Melamphaus fulvomarginatus. 



Dysdercus fulvomarginatus, Dohrn, Stelt. Ent. Zeit. xxi. 405. — Melam- 

 phaus fulvomarginatus, Stal, K. Sv. Vet. Ak. Handl. 1870, 108. 



Ceylon. 



3. Melamphaus eubrocinctus. 



Dysdercus ? rubrocinctus, Stal, Berl. Ent. Zeit. vii. 403 — Melamphaus 

 rubrocinctus, Stal, K. Sv. Vet. Ak. Handl. 1870, 108. 



Assam. 



4. Melamphaus latebalis. 



Mas. Niger, fusiformis, cinereo lomentosus ; rostrum segmentum 2um 

 ventrale attingens ; antennm corpore breviores, articulo 4o basi luleo ; 

 prothorax el segmenta pectoralia rufo marginata ; abdomen rufum, 

 segmentorum ventralium rnarginibus anticis nigris ; corii costa rufa. 



Male. Black, fusiform, with cinereous tomentum. Head triangular. 

 Eyes slightly prominent. Rostrum extending to the middle of the second 

 ventral segment. Antennae slender, shorter than the body ; first joint 



