MALLOPHAGA FROM BIRDS OF FORMOSA. 183 
A male and a female were collected on Milvus, ater govinda killed at 
Enteishö, Distr, Tainan, May, 9. 
15. Colpocephalum umbrinum var. trilobatum Giebel. 
Colpocephalum trilobatum Giebel, Insecta Epizoa, 1874, p. 275; Piaget, 
Les Pediculines, 1880, p. 557. 
Two female specimens were collected on Tringa subminuta from Entei- 
sho, Distr. Tainan, May 9. 
Gen. Menopon Nitzsch. 
16. Menopon productum Piaget. 
Piaget, Les Pediculines, 1880, p. 461, pl. xxxvu, fig. 8; Kellogg and 
Paine, Rec. Ind. Mus. X, 1914, p. 231. 
A female specimen obtained from Calophasis mikado, shot on Mt. Arisan, 
May 11. 
17. Menopon mikadokiji* n. sp. 
(Plate X, fig. 7.) 
A single male specimen was obtained from Calophasis mikado from Mt. 
Arisan, May 11. 
Description of male :—Bedy length 1.27 mm., width 0.59 mm. ; short, 
broad, pale brownish with distinct markings of blackish brown on head and 
indistinct transverse bands on abdomen. 
Head length 0.29 mm., width 0.49 mm., widest through temples; front 
broadly parabolic, with indication of median angulation; several marginal 
hairs of different length and a few, very fine prickles on the frontal margin ; 
a long hair on each lateral margin and two long hairs on the angle in front 
of each shallow ocular emargination ; ocular fringe distinct, composed of stiff, 
curving hairs; palpi projecting by half the length of the last segment ; 
temples round, expanded, bearing four long, pustulated hairs, several shorter 
hairs and a short spine; occipital margin concave, with six short hairs and 
* Mikado in Japanese means “ Emperor,” “ kiji” “ pheasant.” 
