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Leucauge argentina 長顎蛛科
Leucauge argentina
(van Hasselt, 1882)

Specific studies on Leucauge argentina are limited, information from closely related species within the genus provides insights into its biology and behavior. Further research is needed to fully understand the unique aspects of this species.


1. Taxonomy & Classification

Historical Descriptions and Taxonomic Revisions:

Leucauge argentina was first described by van Hasselt in 1882. The genus Leucauge was established earlier by Adam White in 1841, based on specimens collected by Charles Darwin in 1832 . Over time, the genus underwent taxonomic revisions to clarify species classifications.

History of Discovery:

The initial specimens of Leucauge argentina were collected in Southeast Asia, with records indicating its presence in Singapore and Indonesia . Specific details about the original collector or the current location of type specimens are not readily available.

2. Physical Description

Sexual Dimorphism:

Females are generally larger than males. Detailed morphological differences between sexes are not extensively documented.

Comparison with Other Leucauge Species:

While many Leucauge species share the characteristic elongated bodies and metallic sheen, L. argentina is distinguished by its specific abdominal markings and size. For instance, Leucauge venusta exhibits a silvery-white abdomen with various colored markings, differing from the more uniform spots of L. argentina .

Genus Uniqueness:

Members of the genus Leucauge are recognized for their horizontal orb webs and specific leg hair patterns, setting them apart from other genera within the Tetragnathidae family .

3. Habitat & Distribution

4. Web Structure & Hunting Behavior

5. Reproduction & Life Cycle

Leucauge argentina 長顎蛛科
Leucauge argentina

(細腹金蛛,長顎蛛科 Tetragnathidae)

1. 分類學與命名

歷史描述與分類修訂
Leucauge argentina 首次由 van Hasselt 於1882年描述。Leucauge 屬則由 Adam White 於1841年建立,部分標本由達爾文於1832年採集。此屬經過多次分類學修訂以釐清各物種間的關聯。

發現歷史
本種標本最早發現於東南亞,包括新加坡與印尼。目前尚無明確記載指出原始標本的收藏地。

2. 外形描述

雌雄差異
雌蛛體型明顯較雄蛛大,形態也略有差異。

與其他 Leucauge 種的比較
本種腹部斑點排列與大小是主要辨識特徵,與例如 Leucauge venusta(有彩色斑紋)相比,其體色更為一致。

屬的獨特性
Leucauge 屬的蛛網多呈水平排列,且腿部刺毛排列具特色,有別於其他長顎蛛屬。

3. 棲息地與分布

4. 蛛網與捕食行為

5. 繁殖與生命周期

Leucauge argentina 長顎蛛科
Leucauge argentina

(Labah-labah Perak Panjang, Keluarga Tetragnathidae)

1. Taksonomi & Klasifikasi

Sejarah Taksonomi:
Spesies ini pertama kali dijelaskan oleh van Hasselt pada tahun 1882. Genus Leucauge sendiri ditubuhkan oleh Adam White pada tahun 1841, berdasarkan spesimen yang dikumpulkan oleh Darwin.

Sejarah Penemuan:
Spesimen awal dikumpul dari Asia Tenggara termasuk Singapura dan Indonesia. Lokasi simpanan spesimen jenis tidak direkodkan secara terperinci.

2. Ciri-ciri Fizikal

Perbezaan Jantan dan Betina:
Betina lebih besar dan lebih dominan secara fizikal.

Perbandingan dengan Spesies Leucauge Lain:
L. argentina memiliki tanda yang lebih seragam berbanding spesies lain seperti Leucauge venusta yang lebih berwarna.

Keunikan Genus:
Genus ini dicirikan oleh bentuk jaring horizontal dan struktur bulu kaki yang khas, berbeza daripada genus Tetragnathidae yang lain.

3. Habitat & Taburan

4. Struktur Jaring & Perangai Memburu

5. Pembiakan & Kitaran Hidup

Family Tetragnathidae

  1. Genus Leucauga 銀鱗屬

  2. Genus Mesida 天星蛛屬

  3. Genus Opadometa 隨蛛屬

  4. Genus Orsinome 歐斯蛛屬

  5. Genus Tetragnatha 肖蛸屬(蠨蛸屬)

  6. Genus Tylorida 隆背蛛屬/高腹蛛屬