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Absconditus acerus

Absconditus acerus

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Status
Not Evaluated

IUCN conservation assessment category

Habitat
Various biomes

Primary ecological niche & biome

Diet
Omnivorous

Dietary type and primary food source

Activity
Diurnal

Diurnal, nocturnal, or active patterns

Scientific Summary

GBIF Taxonomic Backbone & Wikipedia Registry Profile

Description. Male (holotype, Fig. 4 A, B): Total length: 2.81. Carapace 1.00 long, 0.89 wide; cephalic lobe round and densely covered with thick microsetae, yellowish-brown; fovea, cervical and radial grooves distinct; cephalic pits very prominent, present behind the posterior lateral eyes. Clypeus 0.23 high. Sternum longer than wide, brown, sparsely covered with microsetae. Labium longer than wide. Maxillae long, distal end broad with scopulae. Chelicerae with four promarginal and five retromarginal teeth. Eyes: AER recurved, PER straight, slightly wider than AER. Eye sizes and interdistances: AME 0.06, ALE 0.10, PME 0.08, PLE 0.08, AME – AME 0.03, AME – ALE, 0.07, PME – PME 0.06, PME – PLE 0.08, AME – PME 0.05, ALE – ALE 0.42, PLE – PLE 0.45, ALE – PLE contiguous. Length of legs: I 5.25 (1.52, 1.60, 1.32, 0.81), II 5.05 (1.48, 1.59, 1.21, 0.77), III 3.96 (1.19, 1.16, 1.02, 0.59), IV 4.89 (1.39, 1.49, 1.29, 0.72). Leg formula I-II-IV-III. Tm I 0.63 and Tm IV 0.52. Tibial spine formula: 2 - 2 - 1 - 1. Abdomen 1.81 long, 1.21 wide, oval, dusky gray, mid dorsally with distinct black pattern extending laterally and posteriorly, ventral side dusky gray. Palp (Figs 1 A – D, 2 A – G): Tibia conic, with two reterolateral and one dorsal trichobothria; reterolateral tibial apophysis with distal end bifurcated; paracymbium sclerotized, J-shaped, distal arm with hook-shaped tip, dorsal and ventral surfaces with spines; subtegulum and tegulum highly sclerotized; tegulum with transparent pear-shaped protegulum; embolic membrane originating from the ventral margin of the radix; suprategulum highly sclerotized, dark black, longer than wide, distal suprategular apophysis robust, curved, ventrally with one long and one small projection with sharp edge; radix relatively small, round, inconspicuous on undissected palp; embolus directly originated from the radix, relatively long with fine tip. Female (one of paratypes, Fig. 4 C): Total length: 2.72. Carapace 1.04 long, 0.84 wide, yellowish-brown, mid dorsally slightly elevated; fovea, cervical and radial grooves distinct. Clypeus 0.14 high. Sternum wider than long, brown, sparsely covered with microsetae. Labium wider than long. Maxillae long, distal end broad with scopulae. Chelicerae with five promarginal and six retromarginal teeth. Eye region narrow, AER recurved, PER slightly procurved, slightly wider than AER. Eye sizes and interdistances: AME 0.05, ALE 0.09, PME 0.07, PLE 0.07, AME – AME 0.03, PME – PME 0.05, AME – ALE, 0.03, PME – PLE 0.06, AME – PME 0.04, ALE – ALE 35, PLE – PLE 0.39, ALE – PLE contiguous. Length of legs: I 5.14 (1.41, 1.63, 1.33, 0.77), II 5.04 (1.36, 1.58, 1.32, 0.71), III 3.83 (1.13, 1.16, 0.99, 0.55), IV 4.68 (1.34, 1.42, 1.29, 0.63). Leg formula I-II-IV-III. Tm I 0.56 and Tm IV 0.39. Tibial spine formula: 2 - 2 - 1 - 1. Abdomen 1.68 long, 0.97 wide, oval, dusky gray, mid dorsally with distinct black pattern extending laterally and posteriorly, ventral side dusky gray. Epigyne (Fig. 3 A – C): Epigynal plate wider than long, with a median septum narrowing posteriorly, connected with dorsal plate posteriorly; copulatory openings present beneath the median septum anteriorly; dorsal plate sclerotized, wider than long. Vulva with long, thick, sinuous copulatory ducts; spermathecae round, separated by a distance of more than median septum; fertilization ducts long extending mesally.
Biology & Conservation

Scientific field studies are ongoing to establish comprehensive biological records for this species, including precise wild population estimates, dietary distributions, typical lifespans, and specific daily activity patterns. Taxonomic details have been successfully categorized under the Global Biodiversity Information Facility (GBIF) backbone index, and deeper environmental analysis is active to catalog its behavior and conservation profile within its native biomes.

Energy & Activity Profile
Habitat & Adaptation Index
Quick Facts
Native RangeGlobal
Habitat RangeGlobal
Lifespan
StatusData Deficient
ScientificAbsconditus acerus
Registry Info
LifespanUnknown
KingdomAnimalia
FamilyLinyphiidae