No. 34-] HEMIPTERA OF CONNECTICUT: MIRIDAE. 557 



Male: Length 6.9 mm., width 2.6 mm. Head : Width 1.24 mm., 

 vertex 1. 01 mm. Width of collar 1. 17 mm. Antennae: Segment 

 i, length .76 mm. ; ii, 2.29 mm. ; iii, 1.49 mm. ; iv, .91 mm. 



Female: Length 8 mm., width 2.9 mm.; similar to the male in 

 form and color. Head: Width 1.26mm., vertex .74mm. Width 

 of collar 1.18mm. Antennae: Segment i, length .88mm.; ii, 

 2.31mm.; iii, 1.51mm.; iv, .92 mm. 



Holotype: Male, 31 July, 1920, Peaks Island, Me. (G. A. Moore); 

 author's collection. Allotype : same data as the type. Paratypes : Maine — 

 Male, 29 July, female, 4 Aug., 1920 (G. A. Moore). 



Platytylellus nigroscutellatus Knight, new species. 



Suggestive of insitivus but with scutellum always black; male 

 genital segment with a very prominent tubercle at base of left 

 clasper and with a smaller one at base of right clasper. 



Male: Length 9.2 mm., width 3.7 mm. Head : Width 1.71 mm., 

 vertex .94 mm. ; black ; gula, genae, bucculae, and margins of 

 lora and juga, orange-yellow. Rostrum, length 3.1 mm., extend- 

 ing to slightly beyond hind margins of middle coxae, black. 



Antennae: Segment i, length 1.19mm., clothed with erect 

 almost pilose hairs, length of hairs not exceeding thickness of seg- 

 ment ; ii, 3.43 mm., cylindrical, strongly pubescent, a few erect 

 hairs near base equal to thickness of segment; iii, 1.66 mm. ; iv, 

 .94 mm. ; black. 



Pronotum: Length 1.89 mm., width at base 2.94 mm., collar 

 1.36 mm.; uniformly orange-yellow, finely granulate, clothed with 

 short erect pale pubescence. Scutellum black; sternum blackish, 

 pleura orange-yellow but becoming fuscous on central area of 

 meta-episternum. 



Hemelytra : Embolar margins very slightly but broadly arcuate ; 

 black, faintly shining, clothed with very fine short pubescence. 



Legs : Black ; tibiae clothed with erect prominent hairs, length 

 of many hairs exceeding thickness of segment, spines not evident. 



Venter : Black, with a velvety lustre ; clothed with erect, fine 

 dusky pubescence ; genital segment with a large and prominent 

 tubercle situated just above base of left clasper, and with a second 

 but smaller tubercle near base of right clasper. 



Female: Length 9.7 mm., width 3.5 mm.; very similar to the 

 male in form and color. Head: Width 1.63 mm., vertex .91 mm. 

 Width of collar 1.4mm. Antennae: Segment i, length 1.14mm.; 

 ii, 2.87 mm. ; iii, 1.76 mm.; iv, 1.31mm. 



Holotype: Male, 26 July, 1916, Ithaca, N. Y. (H. H. Knight) ; author's 

 collection. Allotype: 3 Aug., 1914, Batavia, N. Y. (H. H. Knight). Para- 

 types: New York — Female, i Aug., 1918, Ithaca (H. Yuasa). Female, 

 July, 1921, Ithaca (P. B. Lawson). Pennsylvania — Male, i July, 1917, 

 Conewago (J. G. Sanders). 



*P. fraternus Knight, new species. 



Color pattern suggestive of conf rater nus but size larger, also the 



