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Arachnids 82 - Systematic Listing

(70 speciess + 12 forms with special treatment that are not considered at the species level)

Number of records: 126

Last update: 09/10/2026 15:40:25

User: Luciano Peralta Remove this filter

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Argentina

General Information

Argentina is located in the southernmost part of South America, bordering Bolivia and Paraguay to the north, Brazil, Uruguay, and the Atlantic Ocean to the east, the Atlantic Ocean and the Drake Passage to the south, and Chile to the west. Argentina´s geographical position is unique, as it encompasses a wide range of climates and landscapes, from the peaks of the Andes mountain range to the coast of the Atlantic Ocean. The country can be divided into several geographical regions, including the Pampas, Patagonia, Cuyo, and Chaco, each with its own geographical and climatic characteristics.

To get to Argentina, there are several transportation options. The country has several international airports, including Ministro Pistarini International Airport in Buenos Aires, which is the largest and busiest in the country. From there, you can take domestic or international flights to different destinations. You can also enter Argentina by land, through the borders with neighboring countries, or by sea, through the ports of the Atlantic Ocean. Once inside the country, you can use different modes of transportation, such as buses, trains, or cars, to get to the various places of interest.

In terms of environments and characteristics of the surroundings, Argentina is a country with great geographical diversity. The Pampas region is a fertile and flat plain, covered with grasslands and crops, while the Patagonia region is a mountainous and glacial area, with a cold and windy climate. The Cuyo region is a valley and mountain area, with a dry and sunny climate, while the Chaco region is a forest and savanna area, with a hot and humid climate. The vegetation in Argentina is also very varied, with quebracho and algarrobo forests in the Chaco region, grasslands in the Pampas, and shrubs and cacti in Patagonia.

In terms of useful logistical information, it is essential to keep in mind that Argentina is a large and diverse country, and each region has its own characteristics and needs. In general, it is recommended to plan ahead and research the climatic and geographical conditions of each place before traveling. It is also important to consider the availability of services and infrastructure in each region, as some areas may be more remote and difficult to access than others. In terms of accessibility, Argentina has a network of roads and highways that connect the different cities and towns, although some areas may be more difficult to access due to lack of infrastructure or weather conditions.

In summary, Argentina is a country with great geographical and climatic diversity, offering a variety of landscapes and environments to explore. With proper planning and prior research, it is possible to enjoy a unique and exciting nature observation experience in this country.



Compilation and publication: EcoRegistros – 18/07/2026



Regions
 Cuyo









  Order Family English Common Name Spanish Common Name Portuguese Common Name Scientific Name Belonging Conservation status Notes
1OpilionesGonyleptidaeAcanthopachylus robustusNative
  
2AraneaeAnyphaenidaeArachosia praesignisNative
  
3Sanogasta maculatipesExotic
  
4Tasata sp.Native
  
5Tomopisthes horrendusNative
  
6AraneidaeActinosoma pentacanthumNative
  
7Araña Tejedora RojaAlpaida gallardoiNative
  
8Alpaida grayiNative
  
9Alpaida rostratulaNative
  
10Araña Tejedora NaranjaAlpaida veniliaeNative
  
11Alpaida versicolorNative
  
12Araña del LimoneroAraneus lathyrinusNative
  
13Silver argiopeAraña Plateada De JardínArgiope argentataNative
  
14Metepeira sp.Native
  
15Micrathena nigrichelisNative
  
16Parawixia audaxNative
  
17Parawixia velutinaNative
  
18Araña Tejedora DoradaAranha-de-fio-douradoTrichonephila clavipesNative
  
19Silver-sided Sector SpiderAraña de Flancos PlateadosZygiella x-notataNative
  
20CheiracanthiidaeCheiracanthium sp.Native
  
21CorinnidaeCreugas liseiNative
  
22CtenidaeAncylometes concolorNative
  
23Asthenoctenus borelliiNative
  
24Araña Deambuladora de PastizalCentroctenus brevipesNative
  
25Enoploctenus cyclothoraxNot listed
  
26Araña del BananeroArmadeiraPhoneutria nigriventerNative
  
27DesidaeBadumna longinquaNative
  
28Metaltella simoniNative
  
29DiguetidaeDiguetia catamarquensisNative
  
30DrymusidaeDrymusa serranaNot listed
  
31DysderidaeWoodlouse SpiderDysdera crocataExotic
  
32FilistatidaeSouthern Crevice SpiderAraña de los TimbresAranha-das-fendasKukulcania hibernalisNative
  
33GnaphosidaeApopyllus sp.Native
  
34Latonigena auricomisNative
  
35Mouse SpiderAraña Terrestre de BlackwallAranha-terrestre-de-blackwallScotophaeus blackwalliExotic
  
36LinyphiidaeSphecozone ignigenaNative
  
37LycosidaeAglaoctenus lagotisNative
  
38Aglaoctenus oblongusNative
  
39Allocosa alticepsNot listed
  
40Allocosa senexNative
  
41Diapontia uruguayensisNative
  
42Hogna bivittataNative
  
43Araña Lobo De Quelíceros RojosLycosa erythrognathaNative
  
44Araña Lobo de PastizalLycosa pampeanaNative
  
45Paratrochosina amicaNative
  
46Araña Lobo Vientre ClaroSchizocosa malitiosaNative
  
47Trochosa niveopilosaExotic
  
48Tropicosa moestaNative
  
49MigidaeCalathotarsus simoniNot listed
  
50Calatotharsus fangioiNot listed
  
51OecobiidaeOecobius navusNative
  
52PhilodromidaeFageia moschataNative
  
53Petrichus sp.Native
  
54Tibelloides sp.Native
  
55PholcidaeAraña De Patas LargasPholcus phalangioidesNative
  
56SalticidaeColonus sp.Native
  
57Cotinusa vittataNative
  
58Megafreya sutrixNative
  
59Menemerus semilimbatusNative
  
60ScytodidaeAraña EscupidoraScytodes globulaNative
  
61SegestriidaeSegestria florentinaNative
  
62SicariidaeAraña de RincónLoxosceles laetaExotic
  
63Sicarius sp.Native
  
64SparassidaePolybetes pallidusNative
  
65Arañon del MontePolybetes pythagoricusNative
  
66TheraphosidaeCatumiri argentinenseNative
  
67Grammostola vachoniNative
  
68Plesiopelma longisternaleNative
  
69Pterinopelma sp.Native
  
70TheridiidaeViuda PardaLatrodectus geometricusNative
  
71Viuda Negra RupícolaLatrodectus mirabilisNative
  
72Parasteatoda tepidariorumNative
  
73Steatoda grossaNative
  
74Steatoda retortaNative
  
75Theridion calcynatumNot listed
  
76Theridion sp.Native
  
77Tidarren sisyphoidesNot listed
  
78ThomisidaeAphantochilus sp.Not listed
  
79TrachelidaeTrachelopachys cingulipesNative
  
80ZodariidaeCybaeodamus sp.Native
  
81ScorpionesBothriuridaeBothriurus flavidusNative
  
82Bothriurus prospicuusNot listed
  
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