18. Temporal angles square or flatly rounded; brushes 



on third femora and sternite IV ACTORNITHOPHILUS 



Temples not as above 19 



19. Abdomen narrow; pleural plates very narrow; definite 



brush of setae on sternite IV only MENOPON 



Abdomen narrow; pleural plates well developed; brushes 



of setae on sternite IV and others AMYRSIDEA 



ACTORNITHOPHILUS 



Actomithophilus Ferris, 1916. Canad. Ent., 48: 303. 



Type species: Colpoaephalum unseviatum Piaget, 1880. 

 Diactornithophilus Balat, 1953. Zool. Ent. Listy, 2: 96 and 104. 



Type species: Actomithophilus (Diactornithophilus) svobodyae 



Balat, 1953. 

 Clypeodon Timmermann, 1954d. Ann. Mag. Nat. Hist., (12), 7: 830. 



Type species: Colpoaephalum incisum Piaget, 1880. 

 Larithophilus Zlotorzycka, 1963a. Acta Parasit. Polon. , 11: 223. 



Type species: Colpoaephalum maurum Nitzsch, 1866. 



Menoponidae without sclerotized processes arising near base of 

 maxillary palpi and without combs of spine-like setae on the venter of 

 the 3rd femora or any of the abdominal sterna. Antennal fossae never 

 deep; preocular notch present, never a narrow preocular slit, anterior 

 margin of head rounded, the temples very prominent, their anterior mar- 

 gins nearly at right angles to the longitudinal axis of the body gular 

 plate and setae present. Thorax distinctly three-segmented, the meso- 

 thorax small but clearly defined dorsally. Pro-, meso-, and metasternal 

 plates present; 2 or 3 prosternal setae; mesosternal plate with one 

 or more central setae. Third femora and abdominal sternite IV with 

 thick or sparse brushes, sternite III and V may also have brushes but 

 always less well developed than those on IV. 



Actomithophilus bicolor (Piaget, 1880) 



Colpoaephalum hicolov Piaget, 1880. Les Pediculines: 56, pi. 47, 



fig. 1. 

 Colpoaephalum paetulum Kellogg and Kuwana, 1900. Proc. Acad. Sci. 



Philad., 23: 157, pi. 7, fig. 4. 

 Colpoaephalum spinulosum obsaurum Carriker, 1910. (nea Giebel, 



1874). Ent. News, 21: 52. 

 Colpoaephalum oculare Carriker, 1910. Ent. News 21: 52, pi. 5, 



fig. 1. 

 Colpoaephalum tigvum Kellogg and Mann, 1912a. Ent. News, 23: 64. 

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



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