This is a common species of Mallophaga and it is often found on 

 the Barn Swallow. Osborn (1896) reports it from Iowa, Geist (1931) from 

 Ohio, Peters (1936) from Vermont and Emerson (1940) records it from 

 Oklahoma. 



Specimens Host 



Locality 



1 slide Hirundo rustioa Groton, Mass. 



2 9, Icf , 



1 imm. " " Albany, NH 



1 imm. " " Portsmouth, NH 



Date 



VI-14-1938 



IV-15-1964 

 VI-23-1965 



Collector 



? (USNM) 



J.E.K. 

 B.Barrett 



Measurements : 



2 9 



Head Length 

 Head Width 

 Prothorax Width 

 Metathorax Width 

 Abdomen Width 

 Total Length 



.30 



.45 

 .30 

 .42 

 .73 

 1.38 



Myrsidea troglodyti (Denny, 1842) 



Menopon troglodyti Denny, 1842. Mon. Anopl. Brit. 



pi. 18, fig. 7. 

 Type host: Troglodytes troglodytes (Linnaeus) — Winter Wren 



220 and 201, 



I have found no published records of the collection of this 

 species of Myrsidea in the United States. 



PIAGETIELLA 



Tetrophthalmus Grosse, 1885 (nee Hope, 1845). Z. wiss. Zool., 42: 

 Type species: Tetrophthalmus ahilensis Grosse, 1885 

 (A synonym of Piagetiella bursaepeleoani (Perry, 1876). 

 Piagetia Picaglia, 1884 (nee Ritsema, 1874). Atti. Soc. Nat. Hist. 

 Modena, 2: 104. 



Type species: Piagetia ragazzii Picaglia, 1884 

 (By subsequent designation by Harrison, 1916, Parasitology, 9; 

 24). 

 Piagetiella Neumann, 1906. Bull. Soc. Zool. Fr., 20: 60 {nn for 

 Piagetia Picaglia) . 



534. 



Head broader than long, laterodorsal margin with deep, narrow 

 preocular slit. Temporal lobes very much expanded and rounded. 

 Antennae lying in spherical excavations of dorsal margins of head, 

 partly covered by laterodorsal margins. Gular and prosternal plates 

 well developed. Presternum with more than 2 median setae. Abdomen 

 narrow, very elongate, sternite III with 2 or more combs, sternite IV 

 with or without combs. These are large Mallophaga; males range from 

 3.8 to 5 millimeters in length. 



56 



