Type host: Erolia testacea (Pallas) — Curlew Sandpiper. 

 New England hosts: 



Actitis macularis (Linnaeus) — Spotted Sandpiper. 



Calidpis canutus (Linnaeus) — Knot. 



Erolia mavatima (Brunnich) — Purple Sandpiper. 



Erolia melanotos (Vieillot) — Pectoral Sandpiper. 



Erolia minutilla (Vieillot) — Least Sandpiper. 



Erolia alpina (Linnaeus) — Dunlin. 



Ereunetes pusillus (Linnaeus) — Semipalmated Sandpiper. 



Crocethia alba (Pallas) — Sanderling. 



Male: Head typical of the genus, temples prominent; ocular emar- 

 ginations rather deep; eyes large. Two long and 2 short setae on each 

 lateral margin of the gular region. Thorax 3 segmented; mesothorax 

 one-half the length of the metathorax. Prothoracic sternal plate with- 

 out setae on the posterior margin. Four long setae on the posterior 

 margin of the patch of spines on the venter of the 3rd femur. 



Female: Larger than the male but of the same general shape. 

 Setae on the dorsum of the female are less numerous and all are larger 

 than on the male. 



Locality 



Date 



Collector 



Phippsburg, Me. IX-1-1965 H. Tyler 



N. Eastham, Mass. X-30-1935 H.S. Peters 



Nahant, Mass. IX-24-191A USNM 



IX-2A-191A MCZ 



Madbury, N.H. IX-22-1964 J.E.K. 



Hampton, N.H. X-10-I964 J.E.K. 



Measurements: Female A. umbrinus from Ereunetes pusillus (L.) 



Head Length 

 Head Width 

 Prothorax 

 Metathorax 

 Abdomen Length 

 Abdomen Width 

 Total Length 



.31 

 .43 

 .33 



.45 

 1.18 



.61 

 1.89 



AMYRSIDEA 



Amyrsidea Ewing, 1927. J. Wash. Acad. Sci., 17: 90. 



Type species: Menopon ventrale Nitzsch, 1866. 

 Argimenopon Eichler, 1947. Ark. Zool., 39A, No. 2: 5. 



Type species: Argimenopon polytrichum Eichler, 1947. 

 Cracimenopon Carriker, 1954a. Novedades Colombianas, 1: 22. 



Type species: Cracimenopon mituensis Carriker, 1954a. 

 Desumenopon Carriker, 1954a. Novedades Colombianas, 1: 25. 



Type species: Amyrsidea praegracilis Carriker, 1950. 



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