Glenognatha januari Cabra-García & Brescovit, 2016, new species
Creators
Description
Glenognatha januari new species
(Figs. 75–76, 133)
Types. Male holotype from Lago Janauari, Manaus, Amazonas, Brazil, 3º20´S, 60º17´W, elev. [12m], vi.1987 – vii.1988, J. Adis et al. leg., deposited in IBSP 120209; Paratypes: 1♂ same data as the holotype deposited in IBSP 120266.
Etymology. The species epithet is a noun in apposition taken from the type locality.
Diagnosis. Males of G. januari resemble those of G. heleios, G. iviei, G. caaguara and G. camisea by the presence of anterior tooth (Fig. 75G). They are distinguished from the latter species by the serrated distal margin of the conductor (Figs. 76B–C).
Male (holotype). Habitus as in Figures 75 A –D. Carapace pale brown, darker on sides and with a diffused dusky patch from the median eyes to the cephalic fovea. Sternum dusky brown, with darker bands towards the median region. Abdomen spherical, strongly depigmentated, dorsally with irregular greyish patches and scattered silver guanine spots. Venter with a pale black median band. Legs yellow-brownish with darker bands at the base of the segments. Total length 1.77. Cephalothorax 0.77 long, 0.60 wide, 0.50 high. Abdomen 0.92 long, 0.75 wide, 0.75 high. Sternum 0.35 long, 0.42 wide. Eye diameters and interdistances: AME 0.08. ALE 0.05. PME 0.07. PLE 0.06. AME-AME 0.05, AME-ALE 0.05, PME-PME 0.07, PME-PLE 0.08, ALE-PLE 0.01. Clypeus height 1.20. Chelicerae slightly lighter than the cephalothorax. Three promarginal and four retromarginal teeth (Figs. 75E–G). Anterior tooth near the fang base (Fig. 75G). Leg measurements: I: femur 0.80, patella 0.22, tibia 0.75, metatarsus 0.70, tarsus 0.45, total 2.92; II: 0.67, 0.22, 0.70, 0.61, 0.45, 2.66; III: 0.50, 0.18, 0.40, 0.42, 0.28, 1.80; IV: 0.75, 0.17, 0.60, 0.55, 0.30, 2.37. DTS 0.10. DTE 0.34. Palp as in Figures 76E–H. Embolus short, almost completely enclosed by the conductor (Figs. 76 A, E–H).
Female. Unknown.
Variation. Male total length 1.65–1.77 (N = 4; average 1.72), cephalothorax length 0.62–0.75 (N = 4; average 0.72), femur I length 0.8–0.85 (N = 4; average 0.81).
Distribution. Known only from the type locality in the state of Amazonas, Brazil (Fig. 133).
Material examined (N = 2). BRAZIL: Amazonas: Manaus, Lago Janauari, 3º20´S, 60º17´W, elev. [12m], vi.1987 – vii.1988, J. Adis et al. leg., 1 ♂ (IBSP 120166); 1 ♂ (IBSP 120220).
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Collection code
- IBSP
- Family
- Tetragnathidae
- Genus
- Glenognatha
- Kingdom
- Animalia
- Material sample ID
- IBSP 120266
- Order
- Araneae
- Phylum
- Arthropoda
- Scientific name authorship
- Cabra-García & Brescovit
- Species
- januari
- Taxonomic status
- sp. nov.
- Taxon rank
- species
- Type status
- holotype , paratype
- Taxonomic concept label
- Glenognatha januari Cabra-García & Brescovit, 2016