Mr. Westwood on the Family Fulgoridse. 135 



In the year 1830, Dr. Germar published a memoir upon these insects in the 

 second volume of Dr. Thon's Entomolngi.sclies Archiv, in which he gave the 

 following- characters of the family, and its distribution into genera. 



FuLGORELLiE. 



Antennee biarticulatœ, articulo secundo papilloso setigero. Oculi latérales, 

 genis perpendicularibus inserti, earumque margine circumsepti. Ocellum 

 utrinque solitarium ant nullum. Tibiae posticee apice spinis ciliatee, tar- 

 sorum articulo 1 mo elongato. 



I. Margo costalis elytrorum Isevis aut irregulariter striatus. 



A. Antennee oculis breviores, capitulo incrassato. 



1. Clypeus a fronte disjunctus Fulgora. 



2. Clypeus cum fronte conjunctus facie elliptica. 



a. Oculis sessilibus. 



a. Ocellmn utrinque conspicuum Plata. 



(B. Ocelli nulli. 



*, Elytris fornicatis • . Issus. 



**. Elytris perpendiculariter decumbentibus . Amphiscepa . 



b. Oculis saltem in inferiore parte pedunculatis, clypei 



margine laterali involutis Lystra. 



B. Antennae oculos superantes, capitulo cylindrico. 



1. Tibiœ posticse apice appendice gladiiformi instructae. 



a. Capitulum articulo basilar! longius Delphax. 



h. Capitulum articulo basilari brevius Asiraca. 



2. Tibiee posticœ muticee. 



a. Pal pis nullis Anotia. 



b. Palpis quatuor Ot'wcerus. 



II. Margo costalis elytrorum striis parallelis transversis percussus. 



A. Alae perpendiculariter deflexse Pceciloptera. 



B. Alœ incumbentes Rkania. 



By this arrangement nine species only were comprehended in the genus 

 Fulgora, several being here first described, so that the major part of the Lin- 



T 2 



