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SCUTELLERA. 
ScuTeEcLerRA, Lam., Latr. 
Cimex, Linn., Geof., De Geer, Wolff. 
Tetyra, Fabr. 
CHARACTER GENERICUS. 
Scutellum longius quam latius abdomen penitus super- 
tegens. 
Thorax antice valde angustatus. 
Caput subtrigonum ad oculos in thoracem immersum ; 
vertex ocellis duobus transversim dispositis; antenne 
articulo secundo tertio breviore. 
SHIELDBUG. 
GENERIC CHARACTER. 
Scutellum longer than broad, entirely covering the uppe; 
part of the abdomen. 
Thorax very narrow before. 
Head somewhat triangular, inserted even to the eyes inta 
the thorax ; upper part or vertex with two little eyes placed 
transversely ; antenne five-jointed, the second joint shorter 
than the third, 
Delamarck, in his Systéme des Animaux sans Vertébres, 
first instituted the genus Scutellera, which was afterwards 
named Tetyra by Fabricius. This latter name I have 
applied tc a group of insects, comprehending Tetyra nigro- 
lineata and its congeners, which were included by the 
above-mentioned authors, and by Latreille, in one genus, 
