298 MONOGRAPHIA CHALCIDITUM. 



antennae 11-articulatas, clavatse, thorace breviores ; articulus 1"". 

 linearis, gracilis ; 2"\ mediocris ; 3"^. et 4"^ vix conspicui ; 

 5"^ et sequentes ad 8"™. gradatim longiores et latiores ; clava 

 articulis 8°. et 9°. iiiult6 longior et latior, apice quasi truncata : 

 thorax fere quadratus : prothorax parvus, brevissimus : meso- 

 thoracis parapsidum suturse vix conspicuse ; paraptera et epimera 

 bene determinata ; scutellum fere rotundum, postiee subproductum 

 et abdominis basin attingens : metathorax supra vix conspicuus : 

 abdomen fere quadratum, paullo longius quam latum, quasi 

 subtilissime squameum ; segmentum 1"™. maximum, reliqua 

 omnino obtegens et ultra abdominis apicem productum : pedes 

 simplices, graciles, breves : alse breves, angustae : nervus ala dimidio 

 brevior; humeralis longus ; ulnaris brevis ; cubitalis radiali longior 

 et angulum plerisque hujus familise acutiorem fingens. 



Sp. 1. Eun. cretaceus. Mas. Nigro-viridis,antennisfulvo- 

 fuscis, pedibus fuscis, alls subfuscis. 



Nigro-viridis, obscurus : oculi ocellique rufo-fusci : antennae fulvo- 

 fuscse ; articulus 2"^ obscure fuscus : abdomen quasi subtilisime 

 squameum, basi laeve : pedes nigro-fusci ; coxae virides ; tibiae 

 pallide fuscae ; genua tarsique flava, horum articulus 5"*. ungues 

 et pul villi fusci : alae subfuscse ; squamulae et nervi fusca ; stigma 

 minimum. (Corp. long. | lin. ; alar. ^ lin.) 



Fern. — Aptera. 



June and September ; on chalk clitfs in the Isle of Wight. 

 I found one specimen of the female in the same situation, but 

 have since lost it. 



i; mediocris Thorax aoice ^ ^^'"^ '^'- ^^eraporus. 



Clava ^ P ( angustus ... VI. Metastenus. 



f maxima VII. Metopon. 



Genus V. — Meraporus,^ Walker. 



Corpiis breve, vix pubescens : maris caput magnum thorace latius, 

 fern, thorace vix latius : mandibulse 4-dentatae, subquadratae, fere 

 rectae, intCis indentatae, similes ; dentes obtusi, parvi, subaequales : 

 maxillae elongatse, subarcuatae, apice angustae, acuminata; ; palpi 

 4-articulati, mediocres, filiformes ; articulus 2"^ 1°. paullo longior ; 



• ixepoi pars, 6.Tropos egeiius. 



