Description of a new species of Prolixus (Acari: Trombidiformes: Tenuipalpidae from Austroderia splendens (Poaceae) in New Zealand, with discussion of its ontogenetic patterns in chaetotaxy Author Xu, Yun Author Zhang, Fei-Ping Author Zhang, Zhi-Qiang text Zootaxa 2018 2018-12-28 4540 1 158 177 journal article 27724 10.11646/zootaxa.4540.1.11 65f4f4b3-9e43-444e-9da6-e1e0113b246c 1175-5326 2616094 40437776-EE3C-4BDB-90A8-A96711C11C4B Key to adult females of Prolixus 1. Dorsolateral setae f 2 present; aggenital setae ag present................................................................................................................2 - Dorsolateral setae f 2 absent; setae ag absent..................................................................................................................................3 2. Spermatheca ending in a bulb-shaped vesicle; coxae I–IV with 2, 2, 1, 1 setae, seta 1c present; femora I–IV with 4, 4, 2, 2 setae; genua I–IV with 2, 2, 0, 0 setae..................................................................................................................... P . splendens sp. nov. - Spermatheca ending in a cylinder-shaped vesicle; coxae I–IV with 1, 2, 1, 1 setae, seta 1c absent; femora I–IV with 4, 4, 2, 1 setae; genua I–IV with 2, 1, 0, 0 setae.......................................................................................... P . forsteri Beard, Fan & Walter 3. Dorsocentral setae e 1 absent; medioventral setae 4a absent; tarsi I–IV with 6+ ω , 6+ ω , 3, 3 setae, (seta tc’’ absent); spermatheca ending in a bulbiform-shaped vesicle......................................................................................... P . setifolius Xu, Huang & Zhang - Dorsocentral setae e 1 present; medioventral seta 4a present, 4a 1 and 4a 2 ; tarsi I–IV with 7+ ω , 7+ ω , 4, 4 setae, (seta tc’’ present); spermatheca ending in a cylinder-shaped vesicle..........................................................................................................................4 4. Setae l′ on femora I absent; coxal setae 1c , 3b and 4b present................................................................. P . meyerae Xu & Zhang - Setae l′ on femora I present; coxal setae 1c, 3b and 4b absent......................................................................................................5 5. Coxal setae 2c present; trochanters I–IV nude; femora I–IV with 4, 3, 2, 2 setae; genus I–IV with 2, 1, 0, 0 setae; setae 3a setiform ......................................................................................................................................... P . corruginus Beard, Fan & Walter - Coxal setae 2c absent; trochanters I–III with setae v′, v′ and l′ respectively, trochanter IV nude; femora I–IV with 4, 4, 2, 2 setae; genus I–IV with 2, 2, 0, 0 setae; setae 3a flagelliform............................................................... P. nicholasi Xu, Huang & Zhang