Naufal Urfi Dhiya'ulhaq's Avatar

Naufal Urfi Dhiya'ulhaq

@kalakemangga

Arachnologist studying the taxonomy of Indonesian spiders

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14.11.2024
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Latest posts by Naufal Urfi Dhiya'ulhaq @kalakemangga

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A male Cyrtophora cylindroides from Singapore - I was thoroughly confused when I found it in a space web (perhaps I could be excused for fruitlessly scouring Theridiid literature until @kalakemangga.bsky.social corrected me).

Quite happy with the shot!

@britishspiders.bsky.social

30.11.2025 11:51 πŸ‘ 4 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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Two new species of cobweb spiders are described from Sumatra, Indonesia. Find out more about them here: doi.org/10.3897/evol...

#arachnids #biodiversity #taxonomy @kalakemangga.bsky.social @uni-goettingen.de

27.10.2025 15:17 πŸ‘ 2 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Taxonomic notes on the crab-spider genera Nyctimus Thorell, 1877 and Zametopina Simon, 1909 (Araneae, Thomisidae) with descriptions of six new species from Southeast Asia The crab-spider genera Zametopina Simon, 1909 and Nyctimus Thorell, 1877 remain poorly studied, with significant gaps in their taxonomic understanding. Nyctimus has seen little study since its origina...

Nyctimus rendang Dhiya’ulhaq & Benjamin, sp. nov.
"The epithet refers to a meat dish associated with the cuisine of the Minangkabau people from West Sumatra. The meat is slow-cooked in a plethora of spices, giving it a dark colouration."

another top tier name from @kalakemangga.bsky.social lmao

09.10.2025 18:59 πŸ‘ 19 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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A collection of crab spiders from Indonesia's Jambi Province revealed five new species and one new genus. See more here: doi.org/10.3897/zook...

@uni-goettingen.de @kalakemangga.bsky.social β€ͺ‬ #arachnids #biodiversity #taxonomy

30.07.2025 08:32 πŸ‘ 8 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
Eleven new species of jumping spiders (Araneae, Salticidae) from Sumatra | European Journal of Taxonomy

Behold!

Eleven new species of jumping spiders (Araneae, Salticidae) from Sumatra by @kalakemangga.bsky.social

22.09.2025 12:35 πŸ‘ 81 πŸ” 12 πŸ’¬ 5 πŸ“Œ 2
Biologists Unveil New Taxonomic System Classifying Species By Hotness

Biologists Unveil New Taxonomic System Classifying Species By Hotness

Biologists Unveil New Taxonomic System Classifying Species By Hotness
theonion.com/biologi...

26.01.2025 16:00 πŸ‘ 2523 πŸ” 204 πŸ’¬ 47 πŸ“Œ 21

Youre welcome. I think i have thought that it looks similar to Araneus stella, but again the spines are weird

16.01.2025 14:08 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Has anyone seen and identified these large (~10mm) male araneids before? Longitudinal fovea, shoulder horns and stout tibia II with a distal pair of spines.

Not many araneids have large males so that narrows down quite a bit. Specimens found in Singapore.

16.01.2025 06:47 πŸ‘ 50 πŸ” 6 πŸ’¬ 2 πŸ“Œ 1
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I do have a male specimen from Java. It looks like it "might" be similar to Araneus s.s., but the way the spines look (esp. what appears to be the mating spine) made me wonder if this is just superficial and instead closer to australasian backobourkines

16.01.2025 12:55 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Literally comb-footed spider

15.01.2025 21:28 πŸ‘ 6 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
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Ending 2024 with hadrotarsines.
Cute little fuckers

31.12.2024 16:38 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

ŘezÑč, M. (2009). The spider Harpactea sadistica: co-evolution of traumatic insemination and complex female genital morphology in spiders. Proceedings of the Royal Society B, Biological Sciences 276: 2697-2701. doi:10.1098/rspb.2009.0104

29.12.2024 13:00 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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29.12.2024 13:00 πŸ‘ 5 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Just realized how smaller it is so probably not D. gigas but something with similar coloration

25.12.2024 15:33 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Just identified this observation as Serendib, a rather rare ant-mimicking corinnid spider. This particular one seem to be mimicking D. gigas, but with its abdomen as the head

www.inaturalist.org/observations...

25.12.2024 10:53 πŸ‘ 15 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0
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Youre welcome!
They are absolutely gigantic!

25.12.2024 10:39 πŸ‘ 1 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
a pine tree with bugs hanging all around it. at the very top is a dragonfly-like meganeura with open wings, circling the base is the giant millipede arthropleura. on the branches sit various insects and circular pine cones.

a pine tree with bugs hanging all around it. at the very top is a dragonfly-like meganeura with open wings, circling the base is the giant millipede arthropleura. on the branches sit various insects and circular pine cones.

Have yourself a merry little Carboniferous.
#Art #SciArt #PaleoArt #Inverts

20.12.2024 16:24 πŸ‘ 5070 πŸ” 1362 πŸ’¬ 67 πŸ“Œ 28
Sketch of male pedipalp of an unknown spider (Theridiidae?) from inside houses, Colombo, Sri Lanka.

Sketch of male pedipalp of an unknown spider (Theridiidae?) from inside houses, Colombo, Sri Lanka.

Any spider people out there recognize this palp? Theridiid (presumably) from corners of walls etc. Inside houses, Colombo, Sri Lanka. A small sketch in a stack of old drawings, 1980s. Must surely be a well known & widely distributed synanthropic spider. Sorry, no habitus sketch or other info.

18.12.2024 14:05 πŸ‘ 4 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Absolute unit of a wolf spider. Large lycosids seem to be not as common in Southeast Asia as they are elsewhere. Perhaps in competition with ctenids?

17.12.2024 19:27 πŸ‘ 4 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Genus Katya Katya in January 2019 by Tiziano Hurni-Cranston

Undescribed Katya from Bali. The genus is (so far) endemic to Indonesia, found on the mountains of Java to Lesser Sundas

www.inaturalist.org/observations...

16.12.2024 18:31 πŸ‘ 11 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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Molecular phylogenetics of nursery web spiders (Araneae: Pisauridae) Pisauridae Simon, 1890, or nursery web spiders, are a large family with a worldwide distribution and very diverse life history strategies. Despite bei…

Here you go
www.sciencedirect.com/science/arti...

15.12.2024 16:16 πŸ‘ 2 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

Aint no one gonna tell me Dolomedes will be split from Pisauridae? This is huge

15.12.2024 13:36 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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The genus Titanidiops in South-east Asia (Arachnida: Araneae: Idiopidae) Five Titanidiops species are described: T. birmanicus Schwendinger & Huber, sp. nov. (♂♀) and T. tenuis Schwendinger, sp. nov. (♂♀) from Myanmar, T. sayamensis Schwendinger & Hongpadharakiree, sp. nov...

"The genus Titanidiops in South-east Asia" by Schwendinger, Huber & Hongpadharakiree (2024)"

The family Idiopidae is now formally recorded in Indonesia with Titanidiops insularis (but might in fact be a separate, cryptic species from the Thai holotype)

bioone.org/journals/rev...

15.12.2024 13:14 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
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Illustration from Brehms' Tierleben Bd.2 (1911) showcasing some spiders from Java.
There are 4 well-known species here: Nephila pilipes, Macracantha arcuata, Platythomisus octomaculatus, and Argiope catenulata (missidentified as Nephila antipodiana)

15.12.2024 12:39 πŸ‘ 7 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0
iNaturalist β€œgreen bird” logo sticker on palm of hand.

iNaturalist β€œgreen bird” logo sticker on palm of hand.

I feel I’ve waited all my life for iNaturalist.
www.inaturalist.org

28.11.2024 18:33 πŸ‘ 12 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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Some beautiful Torajan Tongkonan from Rantepao, South Sulawesi

28.11.2024 12:14 πŸ‘ 6 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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Interlocking chelicerae of a mating Tetragnatha hasselti pair

27.11.2024 22:12 πŸ‘ 86 πŸ” 23 πŸ’¬ 4 πŸ“Œ 0
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Frontiers | Dolomedes fishing spider biology: gaps and opportunities for future research

My first time being part of a published article! Everything about Dolomedes in one place. I wrote the section on parental care. πŸ•·οΈ

I am very grateful to all of the collaborators on this paper especially Dr. Chrissie Painting and my advisor Eileen.

www.frontiersin.org/journals/ara...

26.11.2024 14:44 πŸ‘ 133 πŸ” 20 πŸ’¬ 7 πŸ“Œ 2

Would certainly love to be included!

27.11.2024 22:09 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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iNat spider identifier rite of passage (that I've just declared): Went through all of the observations currently saying "Arachnida" to see if I can contribute anything - and could a number of times. Identified an observation as a short-tailed whipscorpion yesterday that no one had made sense of yet.

27.11.2024 00:49 πŸ‘ 2 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0