The family Pachylaelapidae Vitzthum, 1931 on Tenerife Island (Canary Islands), with description of seven new species of the genus Pachylaelaps (Acari, Mesostigmata: Pachylaelapidae)

Abstract

SUMMARY:The family Pachylaelapidae Vitzthum, 1931, in Tenerife Island (Canarian Archipelago) is represented by Pachyseius humeralis Berlese, 1910, and twelve species of Pachylaelaps, seven of which are new for science - P silviae, P mandibularis, P auricularis, P intermedius, P glandular is, P canariensis and P subkarawaiewi. P longisetis, Halbert, 1915, P brachyperitrematus, Koroleva, 1977, P regularis, Berlese, 1921 are recorded, and two unknown species which are not considered new, because of the absence of female specimens, are described. The ontogeny and notation of the dorsal chaetotaxy is discussed.

RESUMEN:La familia Pachylaelapidae Vitzthum, 1931, esta representada en 1a isla de Tenerife (Archipielago Canario) por Pachyseius humeralis Ber1ese, 1910 y doce especies del genero Pachylaelaps, siete de 1as cuales se describen como nuevas para la ciencia - P silviae, P mandibularis, P auricularis, P intermedius, P glandularis, P canariensis y P subkarawaiewi. Se citan P longisetis, Halbert, 1915, P brachyperitrematus, Koroleva, 1977, P regularis, Berlese, 1921, Y se describen dos especies desconocidas, no consideradas como nuevas dada la ausencia de ejemplares hem bras. Se discute la ontogenia y notaci6n de la quetotaxia dorsal de este genero.