32 HEMIPTERA. 



Pachycoris nitens and pumila, Hope, Cat. 12 (1837). 

 Pachycoris guttula, H. Schdff. Wanz. iv. 7. 1. 1 11. fig. 350 (1839); 



Germ. Zeits. i. 86. 7 (1839); Am. # Serv. Hem. 39. 3 (1843). 

 Pachycoris angularis and pumilus, Germ. Zeits. i. 87. 8 & 9 



(1839). 



a. St. Domingo. Presented by M. A. Pierret. 



b. . 



6. PACHYCORIS variabilis. 



Pachycoris variabilis, H. Schaff. Wanz. iv. 9. t. 112. figs. 353 & 

 354 (1839); Germ. Zeits. i. 88. 11 (1839). 



a. Mexico. Presented by J. Taylor, Esq. 



b. Mexico. Presented by E. P. Coffin, Esq. 



c. Mexico. 



7. PACHYCORIS punctatissimus. 



Scutellera punctatissima, Pal. Beauv. Ins. 32, Hem. pi. 5. fig. 3 



(1805). 

 Pachycoris punctatissimus, Germ. Zeits. i. 98. 34 (1839). 



a. Mexico. Presented by J. Taylor, Esq. 



b. Mexico. 



c. Columbia. From M. Goudot's Collection. 



8. PACHYCORIS marginellus, n. s. 



P. ovatus, convexus, supra testaceus, nigro-punctatus ; subtus 

 niger ; thoracis abdominisque marginibus albidis. 

 Long. lin. 5J. 



Above testaceous, shining, thickly and strongly punctured 

 with black. Head with the apex, the lateral margins and the 

 margins of the central lobe brassy black. Eyes brown. Thorax 

 with a narrow line down the centre, and the anterior and lateral 

 margins impunctate ; a large irregular, transverse, black patch 

 on each side near the anterior margin, united to the lateral an- 

 gles by a broad, submarginal line. Scutellum with an impunc- 

 tate, longitudinal line down the centre of the disc; the base 

 black, with a pale, impunctate spot on each side. Coriaceous 

 portion of the elytra pitchy, with the outer margin yellowish 

 white ; inner portion membranous, semitransparent, white ; apical 

 membrane brown. Wings semitransparent, with the apex pale 

 brown. Head beneath, breast and abdomen, deep pitchy black, 

 thickly and strongly punctured, except on the disc of the abdo- 

 men ; margins of the breast and abdomen, both above and be- 

 neath, pale yellow, impunctate. Legs, rostrum and antennae 

 dull red; the thighs, the apical joints of the tarsi and of the 

 rostrum and antennae pitchy. 



