252 L. Lethierry — Definitions of three new Homoptera. [No. 2, 



XIII. — Definitions of three new Homoptera.— -B?/ M. L. Lethieert. 

 Commimicated ly'E>. T. Atkinson, B. A. 



[EeoGived Fob. 28th ;— Eoad April 3rd, 1889.] 



The follomng descriptions refer to the small homopterons found in 

 such abundance on the mango tree in the early part of the year and 

 indeed up to the rains. Some account of these insects has been given in 

 ' Indian Museum Notes,' Vol. I, No. 1 ; and their life-history is now being 

 investigated. 



Idioceetjs niveospaesus. 



Flavescens, fusco et albo-variegatus : veriice suhtilismne aciculato- 

 strigoso, medio infuscato, vertice utringue puncto minutissimo nigro : fronts 

 suhtilissime aciculato-strigosa, flava ; clypeo flavo, macula hasali nigra : 

 pronoto fiavo, fusco-irrorato : scutello hasi utrinque macula triangzdari, 

 medioque vitta angusta usque ad medium continuata, ihigue punctis dtiohus 

 minuiis, nigris ; summo apice alba : tegminibus nitidis, griseo-flavis, sub- 

 pellucidis, venis fuscis, fascia subbasali interrupta alba, maculaque parva 

 irregulari ad apiaem corii alba ; lateribus maculis duabus, una media, 

 oblonga, altera apicali, nigris, spatio insigni albo-hyalino interruptis : 

 corpore cum pedibus subtus fuseo-variegafo, unguioulis nigris. — Long. 4 

 milUm. (? , 9 ■ I. notato, Fabr., affinis : maculis lateralibus nigris et 

 spatio laterali hyalino tegminum distinotus. 



Hab. Saharanpur, Calcutta. 



Idiocerus atkinsoni. 



Elongatiis, flavescens : vertice medio infuscato, puncto hasali, punc- 

 toque laterali medio utrinque distinctissimo, nigris, ornato : fronte flava : 

 clypeo flavo linea media longitudinali parva nigra, strigisque lateralibus 

 minutissimis fuscis : pronoto flavo, linea longitudinali angusta media fusca, 

 functisque duabus anticis nigris : scutello hasi utrinque macula triangulari 

 nigra, medioque vitta angusta antiee et postice dilatata, fusca, punctisque 

 diwbus fuscis: tegminibus subpellucidis, venis fuscis, immaculatis : corpore 

 suhtus cum pedibus flavo, unguiculis fuscis. — Long. 5 millim. t? , 9 . 



Hab. Calcutta, Baliganj. 



Idiocerus clypealis. 



Minor, flavescens : vertice flavo, aid immaculato, aut punctis duobus 

 lateralibus {uno utrinque) nigris ornato: fronte flava, aiU iminaculata, 



