114 Prof. F. W. Hutton on new S'pecies 



Merrayata hehroides^ n. sp. 



M. nigra, opaca, pilis brevibus numerosis suberectis pallidis vestita ; 

 capite (vitta transversal! ante oculos excepta), pronoti disco macula 

 rotundata utrinque, et margiue postico ad medium, corii venis 

 cubitali radialique ruf o-ferrugineis ; autennis pedibiisque brunneo- 

 luteis, illarum articulo ultimo, horum tarsis ad apicem fusco-brun- 

 neis ; clavo t'ere toto, corioque inter venas duas albis ; clavi mar- 

 gine apicali male definite membranaque fuscis, hac maculis 4 

 albidis ornata. 



Long. 2 m. m. 



Corixidae. 



Corixa Blackhurni^ n. sp. 



C. angusta, nitida, baud evidenter rastrata, ocbroleuca nigro- 

 notata, pilis adpressis cum setulis brevissimis erectis intermixtis 

 vestita ; pronoto lineis 1 1 transversalibus, bemelytris lineolis 

 anguloso-undulatis, clavo ad basin apicemque lineis parallelis 

 subintegris, nigris ; corii limbo exteriore interrupte ochroleuco ; 

 membranse sutura vix discreta, margine angustissime ochroleuco ; 

 corii area marginali pallida, ad basin nigricante, ad basin apicem- 

 que externe nigro-marginata, apice imo lineolis transversis nigris 

 notato ; capite brunneo, vertice angulato ; sterno ad medium 

 ventreque subfuscis ; abdominis dorso infuscato basi apiceque 

 brunneo-nigris, connexivo pallido ; tarsis intermediis ad apicem 

 ct posticis articulo ultimo fusco-brunueis. 



S palis oblique obovatis breviter acuminatis, tibiis anticis superne 

 triangulariter dilatatis ; fovea frontali obovata oculos vix supe- 

 rante. 



S long. 4 m. m. 



G. pygmcem Fieb. affinis. 



XVI. — Descriptions of new Species of Nev:-Zealand Myrio- 

 poda. By F. W. Hutton, Professor of Natural Science 

 in the University of Otago. 



Henicops impressus^ sp. nov. 



Head broadly ovate, narrowed towards the front, with an 

 elevated margin behind, and an impressed curved transverse 

 line^ convex backward, on the top before the eyes ; space 

 between the antennaj concave. Dental lamina with eight 

 acute teeth. Antennae tomentose, with 34-36 joints. Seg- 

 ments 15 (without the head), alternately large and small; 

 but the small segment between tlie 7th and 8th and between 



