yo8 



ARTHROPODA 



Ornithodorcs turicatus Duges, 1876. 



Synonyms,- — Argas turicata Duges, 1876; Ornithodoros americanus 

 Marx, 1895. 



Ornithodoros without eyes; anteriorly the body is much narrowed. 

 Tibiae and tarsi with three small tubercles. 



Habitat.-— Mexico and Central America. Attacks men and 

 fowls. 



Ornithodoros megnini Duges, 1883. 



Synonyms. — Argas megnini Duges, 1883 ; A . americanum Packard, 

 1893; Rhynchoporion spinosum Marx, 1895. 



Ornithodoros with phial-shaped body; attenuated anteriorly. 

 Females 5 to 6 millimetres by 3 to 4 millimetres. Males somewhat 

 smaller. 



This is the ear tick of American cattle, and has been found in 

 the ear of man. 



Ornithodoros lahorensis Neumann, 1908. 



Ornithodoros without eyes. Male 8 by 4-5 millimetres. Female 

 10 by 5»5 millimetres. Found at Lahore, India. Parasitic on sheep. 



Ornithodoros tholozani Laboulbene and Megnin, 1882. 



Synonyms.- — A. tholozani Laboulbene and Megnin, 1882; A. papil- 

 lipes Birula, 1895. 



Ornithodoros without eyes. Males 4 to 6 millimetres in length 

 and 2 to 4 millimetres in breadth. Females 8 to 10 millimetres hy 

 4 to 5 millimetres. 



It is specially a parasite of sheep in Caucasia and Persia, but is 

 very dangerous to man. 



Ornithodoros pavimentosus Neumann, 1901. 

 Ornithodoros with eyes. Body covered with fiat warts forming 

 a pavement. South Africa. Only female known. 12 by 8 milli- 

 metres. 



Ornithodoros furcosus Neumann, 1908. 

 Found in Ecuador. Female 10 by 5 millimetres. 



Ornithodoros erraticus Lucas, 1849. 



Synonyms.— ylrgas erraticus Lucas, 1849; 0. miliaris Karsch, 18S0. 

 Found in Algeria and Bengal. Length, 5 millimetres; breadth, 

 3 millimetres. 



Ornithodoros coriaceus Koch, 1844. 



Ornithodoros with eyes. Only one knob on the hind tarsus. 

 America. Male 6-4 to 8-6 by 3-4 to 4-6 millimetres; female 9-5 to 

 T3'S by 5-3 to 8-2 millimetres- 



