Measurements: d* (Carriker Type) 9 



Head Length .32 



Head Width .43 



Abdomen Width .53 .62 



Total Length 1.45 1.60 



Specimens Host Locality Date Collector 



59,2 imm. Riparia ripavia Passadumkeag ,Me. VI-16-1938 A.E.B. 

 Id* , 3 imm. " " Kingston, Rl VlI-18-1962 A.Hawkes 



The species from Rhode Island was probably latifrons but the material 

 was unmounted making a positive identification very difficult. Myrsidea 

 latifrons (Carriker, 1910) is the only known amblyceran infesting this 

 species of bird. 



Myrsidea major (Piaget, 1880) 



Menopon quadrafasaiatim major Piaget, 1880. Les Pediculines: 



441. 

 Type host: Pleatrophenax nivalis (Linnaeus) — Snow Bunting. 



I can find no records of this species having been collected in the 

 United States. 



Myrsidea melanorum (Kellogg, 1896) 



Menopon melanorum Kellogg, 1896. Proc. Calif. Acad. Sci., 6: 532, 



pi. 73, fig. 1. 

 Type species: Pleatrophenax nivalis (Linnaeus) — Rufous-sided 



Towhee. 



Kellogg described this species from a collection made in Kansas. 

 Peters (1936) records it from Alabama, Florida, New York, South 

 Carolina, and Virginia. 



Female — Body, length 1.37 mm, width .56 mm; pale golden brown, 

 with a black occipital margin to head. Head length .31 mm, width 

 .47 mm, front rounded, temples broad, rounded, occipital margin con- 

 cave, straight in middle, with 2 rather long and 2 short hairs. 

 Prothorax with slightly produced blunt lateral angles bearing 3 spines; 

 nearly straight posterior margin with 4 rather long hairs. Metathorax 

 with slight lateral emargination, a spine and a very long hair in the 

 posterior angles and 8 weak hairs along the posterior margin. Abdomen 

 short, broad, ovate; a single very long hair and a spine in posterior 

 angles of segments (Kellogg, 1896). 



Myrsidea palloris (Carriker, 1903) 



Menopon palloris Carriker, 1903. Univ Stud. Nebr. , 3: 189, pi. 8, 



fig. 3. _ 

 Type host: Stelgidopteryz ruficollis (Vieillot) — Rough-winged 

 Swallow. 



I have no data on this species of Myrsidea. 



54 



