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Show 1894.] HEMIPTERA-HETEROPTERA OF GRENADA. 173 America, and Mexico, and extends to the Lesser AntiUes. It is also found in the vicinity of Para and at a few points farther up the Valley of the Amazons. Several specimens were secured at Balthazar, April 7, in open weedy places, from herbage, near a stream. On the Mount Gay estate they were found, August 22, on herbage in open places, at night. Two specimens were taken at St. George's, September 11 and 28, on herbage. PROXYS, Spinola. PROXYS VICTOR (Fabr.). Cimex victor, Fabr. Syst. Ent. p. 705. A few specimens were taken at Balthazar, April 1, in the swampy forest near the sea-shore, where the mangrove-tree flourishes. A single specimen was also found on the Chantilly estate. ARVELIUS, Spinola. ARVELIUS ALBOPUNCTATUS (De Geer). Cimex albopunctatus, De Geer, Mem. iii. p. 331, pi. 34. fig. 6. Specimens of normal size were found near Balthazar, April 1, in a swampy forest near the sea-shore. On the Mount Gay estate others were taken, August 28, on herbage, on the hill about 700 feet above the sea. Specimens sometimes occur in Florida, Cuba, and Lower California which are only half the normal size. THYANTA, Stal. 1. T H Y A N T A PERDITOR (Fabr.). Cimex perditor, Fabr. Ent. Syst. iv. p. 102. This extremely common species inhabits Northern Brazil and spreads through Colombia to Mexico, and far northward in the western part of the United States into Southern Colorado. It is also found in all the principal West India islands including Trinidad. On the eastern side of the United States it extends as far north as to the vicinity of Savannah in Georgia. The specimens collected in Grenada were found on the Mount Gay estate, August 21 and September 28, where they were beaten from herbage in open places near a stream of water. One specimen was obtained at St. George's, in August, from herbage, at night. 2. T H Y A N T A T^ENIOLA (Dallas). Pentatoma tceniola, Dallas, List, i. p. 250. This is also a common species in the West Indies, and numerous specimens were secured in Grenada. It is also found in Northern Brazil, Central America, and Mexico, and it spreads over the border into California and Arizona. In San Domingo it is very common on low plants growing beside the roads near the coast. It is also |