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Flag of Uruguay Uruguay

Arachnids 89 - Systematic Listing

(74 speciess + 15 forms with special treatment that are not considered at the species level)

Number of records: 96

Last update: 04/10/2026 23:40:29

User: Mauricio Silvera Remove this filter

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Uruguay

General Information

Uruguay is located in the southeastern part of South America, bordering Brazil to the north and northeast, the Atlantic Ocean to the east, the Río de la Plata to the south, and Argentina to the west. Its territory covers an area of approximately 176,215 square kilometers, with an Atlantic coastline of about 680 kilometers in length. The geography of Uruguay is characterized by being mostly flat, with some hills and mountains in the north and center of the country. The highest region is the cuchilla de Haedo, which reaches a maximum height of about 500 meters above sea level. The Uruguayan relief is also influenced by the presence of numerous streams and rivers, such as the Uruguay River, the Negro River, and the Río de la Plata, which play an important role in shaping the landscape and wildlife.

The vegetation in Uruguay is varied, with grasslands, forests, and hills covering much of the territory. The Atlantic coast features a strip of dunes and sandy beaches, while the interior of the country is characterized by a mixture of pastures and forests. The Uruguayan climate is temperate, with warm and humid summers, and cool and dry winters. The average annual temperature is around 17 degrees Celsius, with an average annual precipitation of about 1,200 millimeters. The best time to make nature observations in Uruguay is during the spring and autumn, when the weather is more pleasant and wildlife is more active.

To access Uruguay, there are several international airports, such as Carrasco International Airport, located near the capital, Montevideo. It is also possible to enter the country by land, through border crossings with Brazil and Argentina, or by sea, through the ports of Montevideo and Colonia del Sacramento. Once inside the country, it is possible to move around by car, bus, or taxi, as the road network is quite extensive and well-maintained. It is also possible to walk or cycle along rural roads and trails, which allows for a greater connection with nature and the environment.

In terms of infrastructure and services, Uruguay has a network of hotels, hostels, and campsites that offer accommodation for all tastes and budgets. It is also possible to find restaurants and eateries that serve a variety of traditional Uruguayan dishes, such as the chivito and fried torta. In the most touristy areas, such as Punta del Este and Colonia del Sacramento, there are shops, supermarkets, and tourist services, such as travel agencies and car rental companies. However, in more rural areas, services may be more limited, so it is recommended to plan ahead and bring provisions and equipment.

In general, Uruguay is a safe and welcoming country for visitors, with a friendly and hospitable population. However, it is essential to take the usual precautions to protect personal safety and the environment, such as respecting local norms and regulations, not disturbing wildlife, and not polluting the environment. With a little planning and preparation, Uruguay can be an ideal destination for those looking to connect with nature and enjoy the beauty and tranquility of the Uruguayan countryside.



Compilation and publication: EcoRegistros – 21/07/2026











  Order Family English Common Name Spanish Common Name Portuguese Common Name Scientific Name Belonging Conservation status Notes
1OpilionesGonyleptidaeOpisthoplatus prospicuusNative
  
2Pachyloides thorelliiNot listed
  
3Parampheres bimaculatusNot listed
  
4Parampheres ronaeNative
  
5SclerosomatidaeHolmbergiana weyenberghiNot listed
  
6AraneaeActinopodidaeSouth American Trapdoor SpiderAraña TramperaCaranguejeira De AlçapãoActinopus sp.Native
  
7AnyphaenidaeAnyphaenidae sp.Native
  
8Arachosia praesignisNative
  
9Arachosia sp.Native
  
10Xiruana sp.Native
  
11AraneidaeActinosoma pentacanthumNative
  
12Araña Tejedora RojaAlpaida gallardoiNative
  
13Alpaida latroNative
  
14Araña Tejedora del Falso CaraguatáAlpaida quadrilorataNative
  
15Araña Tejedora NaranjaAlpaida veniliaeNot listed
  
16Alpaida versicolorNative
  
17Araña del LimoneroAraneus lathyrinusNative
  
18Araneus uniformisNative
  
19Silver argiopeAraña Plateada De JardínArgiope argentataNative
  
20Spiny-backed OrbweaverGasteracantha cancriformisNative
  
21Araña BoleadoraMastophora yacareNot listed
  
22Metazygia gregalisNative
  
23Metepeira sp.Native
  
24Micrathena furcataNot listed
  
25Micrathena nigrichelisNative
  
26Parawixia audaxNative
  
27Parawixia undulataNot listed
  
28Araña Tejedora DoradaAranha-de-fio-douradoTrichonephila clavipesNative
  
29Trichonephila sexpunctataNot listed
  
30CtenidaeAraña Deambuladora de PastizalCentroctenus brevipesNot listed
  
31DesidaeBadumna longinquaNative
  
32Metaltella simoniNative
  
33DysderidaeWoodlouse SpiderDysdera crocataNative
  
34FilistatidaeSouthern Crevice SpiderAraña de los TimbresAranha-das-fendasKukulcania hibernalisNative
  
35GnaphosidaeGnaphosidae sp.Native
  
36Latonigena auricomisNative
  
37LinyphiidaeLinyphiidae sp.Native
  
38LycosidaeAglaoctenus lagotisNative
  
39Aglaoctenus oblongusNative
  
40Allocosa marindiaNative
  
41Allocosa senexNative
  
42Hogna bivittataNative
  
43Araña Lobo De Quelíceros RojosLycosa erythrognathaNative
  
44Paratrochosina amicaNative
  
45Araña Lobo Vientre ClaroSchizocosa malitiosaNative
  
46OecobiidaeOecobius navusNative
  
47OxyopidaeOxyopes salticusNative
  
48PhilodromidaeFageia moschataNot listed
  
49PholcidaeMesabolivar charruaNative
  
50Araña De Patas LargasPholcus phalangioidesNative
  
51PisauridaeThaumasia veloxNative
  
52SalticidaeAphirape flexaNot listed
  
53Breda sp.Native
  
54Cotinusa vittataNative
  
55Dendryphantes mordaxNative
  
56Frigga quintensisNot listed
  
57Lyssomanes pauperNative
  
58Mburuvicha galianoaeNative
  
59Megafreya sutrixNative
  
60Phiale roburifoliataNative
  
61Saitis variegatusNative
  
62Salticidae sp.Native
  
63Sarinda marcosiNative
  
64ScytodidaeAraña EscupidoraScytodes globulaNative
  
65SegestriidaeSegestria florentinaNative
  
66SelenopidaeSelenops spixiNative
  
67SicariidaeAraña de RincónLoxosceles laetaNot listed
  
68SparassidaePolybetes punctulatusNative
  
69Polybetes rapidusNative
  
70Polybetes sp.Native
  
71TetragnathidaeLeucauge volupisNot listed
  
72Stretch SpidersTetragnatha sp.Native
  
73TheraphosidaeAraña Pollito de CollarEupalaestrus weijenberghiNative
  
74Grammostola anthracinaNative
  
75Uruguayan TarantulaGrammostola quirogaiNative
  
76Homoeomma uruguayenseNative
  
77TheridiidaeArgyrodes sp.Not listed
  
78Viuda PardaLatrodectus geometricusNot listed
  
79Parasteatoda tepidariorumNative
  
80Steatoda grossaNative
  
81Steatoda triangulosaNative
  
82Theridion calcynatumNative
  
83Theridion sp.Native
  
84ThomisidaeMisumenops callinurusNative
  
85Thomisidae sp.Native
  
86TrachelidaeMeriola sp.Native
  
87TrechaleidaeParatrechalea ornataNot listed
  
88ScorpionesBothriuridaeEscorpión BonaerenseBothriurus bonariensisNot listed
  
89AlacránBothriurus rochensisNative
  
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