No. 1.] E. P.Stebbing — Predaceous Co.cinellidse, Indian Region. 55 



8» Chilocorus nigritus. 



Coccinella nigrita, Fabr. Sup pi. Ent. Syst. p. 79 (1798). 

 Chilocorus nigritus, Muls. Spec. p. 463, 14. 

 Orcus cerberus, Muls. Op. VII. p. 148 (1846) T. 

 Crotch, Rev. Coccinell. p. iy4, 1874. 



I. M. N. — Previous reference. Chilocorus nigrita, Fabr. in v. 3. 129, 

 Plate ix. Figs. 2, 2a, ib. 



Predaceous upon Chionaspis (Hemichionaspis) minor, Maskell. 

 Aphis sp. (Indigo Aphid). 



Beetle. Body hemispherical, shining above. Head yellowish- 

 fed or testaceous. Prothorax rounded with straight sides furnished 

 with light coloured fine and scattered hairs ; shining black above, 

 reddish or reddish yellow at sides. Scutellum black. Elytra very 

 convex, slightly less so anteriorly, of uniform width and shining black 

 in colour, which is sometimes less deep at the exterior edges. Faintly 

 punctuate without deeper punctures at the margin. Body beneath 

 and legs reddish-yellow or testaceous; tibiae obsoletely armed. 

 Long. 3*2 — 3'5 millim. 



Larva. — Although the larva is figured in Indian Museum Notes 

 no description of it or the beetle appears to have been made at 

 the time. 



Distribution, — India, Malabar (Fry), Sibpur, Calcutta (Prairi). 

 - Indian Museum Collections possess specimens from Calcutta, 

 Mungphu (Sikhim), and Madras. 



Life 'History. —The insect feeds upon the coccid Chionaspis 

 minor in its larval state. It was so found by Major Prain, I. M.S., at 

 the Botanic Garden, Sibpur, in March 1900. It has also been found 

 feeding upon the Indigo Aphid by Mr. Peal {vide p. 45 ante), 



9. Chilocorus circumdatus. 



Coccinella circumdata, Schon. Syn. Ins. II. 152 (il 

 Chilocorus circumdatus, Muls. Spec. p. 454,2. 

 Chilocorus nigromarginatus, Mots. Et. Ent. VIII. 1 70. 

 Crotch, Rev. Coccinel. Lond. 1874. 

 I. M.N.— Previous references. II. 6, 154; IV. 4, 218. 



(Plate III, fig. 7.) 



Predaceous upon Lecanium coffeae. The Brown Bug. 



Beetle. — Body sub-hemispherical, very convex ; dotted ; red or 

 reddish-yellow ; shining above. Eyes black. Prothorax rounded 

 at sides and finely margined, the posterior fold visible. Elytra 

 very convex margined and with a black edging. Of a uniform 

 width or very slightly wider at the apical angles. Beetle evi- 

 dently and rather closely punctulate. 



