HEMIPTERA HETEROrXERA. 409 



line along the middle part of the fore hovder and along each side. Pectoral 

 keel, ventral spine and legs |)ale le.st;:oc'ous. f'ore wings with a broad 

 irregular pale testaceous streak in the disi< ; membrane cinereous. Length 

 of ihe body 5j — 6 lines. 



a. Aru. Presented by VV. W. Saunders, Esq. 



6, c. New Guinea. Preseuled by W. \V. Saunders, Esq. 



Genus 80. EALDA. 



Corpus longi-ovatum. Caput prodiiclum; lobi a;quales. Rostrum 

 validum, coxas po^tiias altingens. Antenna ^raciles, corporis dimidio vix 

 brevioies; articulus 1 us capitis frontem non attiugens. Thorax antice 

 glaber; spinae lalerales crassffi, acutas, longissiniK, subascendentes. Scu- 

 lelhim a])ice attenuatum. Pectoris carma sulcata. Abdomen apice 

 bispinosum ; spina ventralis coxas posticas altingens. Pedes graciles; 

 tarsi triarticulati. 



Body elongate-oval. Head elongate ; lobes of equal length. Rostrum 

 stout, extending to the hind coxae, received between the fore coxae and the 

 hind coxa; in the groove of the double pectoral keel. Antennae slender, 

 nearly half the length of the body ; first joint not extendina: to the front of 

 the head ; second mut-h longer than the third ; I'ourlh a little longer than 

 the third; tiftii shorter than the fourth. Thorax mostly smooth in front ; 

 hind angles forming two acute very long and stout slightly ascending 

 spines. Scutellum attenuated towards the tip. Pectus with a double keel, 

 which extends from the fore coxas to the hind coxae. Abdomen with two 

 long stout acute apical s])ines; ventral spine extending to the hind coxae. 

 Legs slender; tarsi three-jointed. 



In the double pectoral keel this genus agrees with Diploslira, from 

 which it differs widely in other characters. 



1. Ealda minax. 



Testacea, rude fasco punctata; caput nigricante-viridi quadrifasciatum ; 

 antenna; nigra trifusciata: ; thorax fusco nebulosux, spatio antico 

 transversa glabrn, spiiiis njgricantibus apice rufescentibus ; scutellum 

 nigricanle uniplugiatum ; pectus viridi plagiatum; venter viridi 

 bivittatus ; membrana ceneo-fusca. 



Testaceous, roughly punctured ; punctures brown. Head with four 

 hlackish green stripes. Tliird, fourth and filth joints of the antennae black 

 towards the lips. Thorax slightly clouded with biown, with a stnoolh 

 transverse space in front; spines blackish, reddish towards the lips. 

 Scutellum with a blackish patch on the fore border. Pectus with some 

 metallic-green patches. Abdomen beneath with two very irregular green 

 sli'ipes. Membrane of the fore v\ings aeneous-brown. Length of the body 

 5^ lines. 



a, h. New Caledonia. From .Mr. Macgillivra}'s collection. 



