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Acanthogonatus hualpen : ウィキペディア英語版 | Acanthogonatus hualpen
''Acanthogonatus hualpen'' is a mygalomorph spider of Chile, named after its type locality: Hualpén, Concepción, Bío Bío Region.〔Goloboff, Pablo A. "A revision of the South American spiders of the family Nemesiidae (Araneae, Mygalomorphae). Part 1, Species from Peru, Chile, Argentina, and Uruguay. Bulletin of the AMNH; no. 224." (1995).〕 Males can be distinguished from those of ''A. nahuelbuta'' and ''A. patagallina'' by the shaped of the bulb's apex, and by the palpal tibia being wide in the basal two-thirds (tapering abruptly at the apex) with thickened setae along the apical one-third of the retrolateral face (instead of two-thirds). ==Description==
*Male: total length ; cephalothorax length , width ; cephalic region length , width ; medial ocular quadrangle (OQ) length , width ; labium length , width ; sternum length , width . Its labium and maxillae possess no cuspules; its maxillae have thickened setae on their anterior inner corner. A serrula is present. Its sternum and sigilla resemble those in ''A. nahuelbuta''. Chelicerae: rastellum is absent. Cheliceral tumescence is small, with a ventral protuberance. Leg I and its tibial apophysis is similar to that of ''A. Nahuelbuta'', while its metatarsus is straight. Its color is also as in ''A. Nahuelbuta''.〔 *Female: total length ; cephalothorax length , width ; cephalic region length , width ; fovea width ; OQ length , width ; labium length , width ;sternum length , width . Its cephalic region is convex, with the fovea slightly procurved. Its labium possesses 1 cuspule. A well-developed serrula is present. Its sternal sigilla is small, shallow and marginal. Chelicerae: rastellum is absent. Color as in male.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Acanthogonatus hualpen」の詳細全文を読む
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