影像連結自此
Cladistic analysis of the subfamily Arsenurinae (Lepidoptera, Saturniidae) basedon adult morphology 文獻來源: de Camargo AJA, Mielke OHH & Casagrande MM. 2009. Cladistic analysis of the subfamily Arsenurinae (Lepidoptera, Saturniidae) based on adult morphology. Zootaxa 2218: 1-34, plates.
簡介
Arsenurinae亞科被認為是一群包含63種10屬,且僅分布於新世界的天蠶蛾類群。由過去的研究中得到此類群共同的外部形態特徵有體多呈灰褐色(除Almeidaia)、後翅(由其是雄蟲者)延伸形成尾突以及腹部第一節具有成對的毛束等,各族與屬級間的親緣關係亦有文章討論,而本文則主要是針對此亞科的單系性進行分析。在材料上作者共取得了63種中的61種Arsenurinae亞科物種作為內群,外群選用過去研究被認為與Arsenurinae亞科關係較近的Ceratocampinae與Oxyteninaeu亞科各一種。方法上使用近年來漸被形態分析研究者所採納的軟體NONA進行親緣關係重建。作者選用的特徵組中將多數雌雄蟲結構分成不同特徵來討論,所分析的40組二態與多態特徵包含了頭部觸角、胸部結構與足部距刺有無、前後翅形狀、翅脈相與翅顏色斑紋、腹部第一節毛束有無以及雄雌蟲生殖器結構。所得的結果顯示此亞科確實為一單系群,同時各族級與屬級的單系性與親緣關係也被支持與並重建。
Abstract
The family Saturniidae is distributed on all continents except polar areas, and includes about 1528 species in 162 genera, being the group with the largest diversity among Bombycoidea. Approximately 970 species are known from the New World. However, recent molecular studies indicate 1861 species in 162 genera and nine subfamilies. The family Arsenurinae consists of 63 species distributed exclusively in ten Neotropical genera, with phylogenetic relationships poorly understood. The goal of this study was to test the monophyly of the subfamily, tribes and genera using cladistic analysis of adult morphological characters. The subfamily, tribes and genera were all recovered as monophyletic groups with the following relationships among genera: (Almeidaia ((Loxolomia, Copiopteryx) ((Rhescyntis) ((Grammopelta, Arsenura) ((Caio) ((Dysdaemonia, Titaea) Paradaemonia)))))). Both tribes, Arsenurini and Almeidaiini, share several characters, but morphological study of Almeidaiini demonstrates that it also presents significant differences.
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