Quadraceps strepsilaris (Denny, 1842) 



NirrmAS strepsilaris Denny, 18A2. Mon. Anopl. Brit.: 52 and 135, 



pi. 11, fig. 4. 

 Nirmus suboingulatus Nitzsch, 1866. In Giebel, Z. gas. NatWiss., 



28: 372. 

 Nirmus luprepes Kellogg and Chapman, 1902. J. N. Y. Ent . Soc, 



10: 21, pi. 3, fig. 1. 

 Type host: Arenaria interpres (Linnaeus) — Ruddy Turnstone. 



Preantennal region with 4 marginal hairs; trabeculae prominent; 

 antennae short reaching 2/3 distance to the occipital margin, first 3 

 segments almost colorless, last 2 brown; temples with 2 long setae; 

 dorsal anterior plate shield-shaped. Prothorax quadrangular; sides 

 slightly diverging; posterolateral angle with 1 short seta. Pterothorax 

 with widely diverging sides; posterolateral angles with 3 long setae. 

 Abdomen elongate-elliptical; posterior angles of the segments slightly 

 projecting; 1 or 2 setae in posterior angles; 2 long setae on the pos- 

 terodorsal margins of the abdominal segments. 



Specimens Host Locality Date Colle ctor 



1$ , Icf Arenaria interpres Hampton, NH IX-9-1965 B.Barrett 



1 slide " " Rye, NH VIII-30-1932 L.R.Nelson 



(USNM) 



The Hampton collection yielded 1 female and 1 immature Quadraceps 

 which I was unable positively to place into this species. 



Quadraceps waterstoni Hopkins and Timmermann, 1954 



Quadraceps waterstoni Hopkins and Timmermann, 1954. Trans. R. 



Ent. Soc. London, 105: 143, fig. 9; pi. 2, figs. 11-12. 

 Type host: Tringa solitaria Wilson — Solitary Sandpiper. 



A moderately narrow, very dark species. Lateral outlines of clypeus 

 straight. Male with 1st abdominal tergite completely divided, 2nd incised 

 well beyond middle, 3rd nearly to middle, IV- VI slightly divided, VII-VIII 

 divided. Female abdominal tergite I divided, II-III deeply incised, IV-V 

 divided to middle, VI-VII slightly incised. 



Hopkins and Timmermann (1954) report this species from Massachusetts. 



Specimens Host Locality Date Collector 



l9, 2o' Tringa solitaria Durham, NH IX-4-1965 B.Barrett 



3?, 3^* " " Hampton Falls, NH V-10-1965 B.Barrett 



141 



