404 



A YEAR IN BRAZIL. 



beauty of their wings." They are large insects, with marvellous 

 mimicry of dry or green leaves. The Steirodon citrifolium, 

 Serv., is another example of mimicry, as also the genus 

 Phylloptera. 



The Phasmidse and Mantidse belong to this order. 



HOMOPTERA. 



The following is the list of the insects of this order I collected : 



Family — Stridulantia. 

 Zammara. 



tympanum, var. Am. and Serv. 

 Cyclochila. 



honesta, Walk. 

 Fidicina. 



picea, Walk. 



mannifera, Faber. 



opalina. Am. 



maculipennis, Lap, 

 Cicada. 



compacta. Walk. 



triupsilon. Walk. 



sp. 



Fam. — FULGORINA. 

 Dyctiophora, Germ. 



sp. 

 Phenax. 



variegata. Germ. 

 Pterodictya. 



ephemera, Burm. (Rio de J.) 



Fam. — Membracina. 

 Membracis. 



lunata, Fab. 



c-album, Fairm. 

 Hoplophora. 



porosa, Walk. 



Fam. — Cicadellina. 

 jEthalion. 



albinervosum, Blanch. 

 Tomaspis. 



nigricans, Amyot. 

 Monecphora. 



radiata, Walk. 



two sp. undetermined. 

 Sphenorhina. 



marginata, Fabr. 



liturata, St. Farg. 



compressa, St. Farg. 



four sp. undetermined. 

 Tettigonia. 



two sp. undetermined. 

 Proconia. 



sp. 



The specimens were named from the collection, and the 

 classification is taken from the " List of the Specimens of Homop- 

 terous Insects in the Collection of the British Museum" (four 

 vols., with supplement, London, 1850-58), by Francis Walker, 

 F.L.S. 



The Cicadas are tree-feeders. Their native name is cigarros. 

 " The males are remarkable for the loud shrill noise which they 

 produce by means of an apparatus called the drum, which is 

 placed in the under side of the thorax, and is covered with a 



