Supplementary descriptions of Pergalumna amamiensis Aoki, 1984 (Acariformes, Galumnoidea) from Ryukyu Islands.
Supplementary descriptions of Pergalumna amamiensis Aoki, 1984 (Acariformes, Galumnoidea) from Ryukyu Islands.
复制标题
来自琉球群岛的 Pergalumna amamiensis Aoki，1984（螨形目，Galumnoidea）的补充描述。
作者：
Hagino;W. and Shimano;S.
Pergalumna amamiensis 是一种甲螨，采集自日本西南部的奄美大岛、石垣岛和冲绳岛。对标本进行了详细研究，并提供了补充说明；这些包括翼形动物的喙部、头下结构和表面图案的特征。该物种的主要形态特征总结如下：体长519-570μm，体宽363-410μm，吻端尖，感器长柄，被细小倒刺覆盖，孔隙区Aa球状，孔隙区A1、A2、A3圆形，翼形表面有细颗粒结构和密集皱纹，前背、头下、生殖板和肛门有细颗粒结构。 板，notogaster 上的中孔表示为单孔。
A species of oribatid mites, Pergalumna amamiensis was collected from Amami-Ohshima Island, Ishigaki Island, and Okinawa Island, Southwestern Japan. The specimens were studied in detail, and supplementary descriptions are provided; these include features of the rostrum, the subcapitulum and the surface pattern of pteromorphs. The main morphological traits for this species are summarized as follows; body length 519–570 μm, body width 363–410 μm, rostral tip pointed, sensillus with a long stalk covered by minute barbs, porose areas Aa bulbous, porose areas A1, A2, and A3 circular, surface of pteromorphs ornamented by fine granular structure and dense wrinkles, fine granular structure on prodorsum, subcapitulum, genital plates and anal plates, median pore on the notogaster represented as single pore.