William Galvis

Universidad Nacional de Colombia | UNAL · Instituto de Ciencias Naturales - ICN (Bogotá)

We present new records and species of running crab spiders (family Philodromidae) from Colombia representing four genera: Apollophanes O. Pickard-Cambridge, 1898, Gephyrellula Strand, 1932, Petrichus Simon, 1886, and Tibelloides Mello-Leitão, 1939. The genus Gephyrellula is recorded based on the newly described G. lavidabonita sp. nov., known from...

Two new cases of ocular anomalies in crab spiders (Thomisidae) and spitting spiders (Scytodidae) are reported herein, both species and specimens from Yasuní National Park Amazonian canopy, northeast Ecuador. These reports represent the first known cases of anomalies reported in canopy spider species.

Two new species of the genus Chapoda Peckham & Peckham, 1896 are described and illustrated from southern Ecuador. Both new species C. guancavilca n. sp. (♂♀) and C. santay n. sp. (♀) are described and illustrated from Puná and Santay Islands, Guayas province. In addition, two new genera records are reported from Ecuador: Bellota Peckham & Peckham,...

The spider subfamily Spartaeinae Wanless, with its only New World tribe Lapsiini (Araneae: Salticidae) is for the first time recorded from Colombia. Six new species of the genera Lapsias Simon and Thrandina Maddison are described and illustrated herein from the country. From the Andean region are described: L. iguaque sp. nov. (♂; Boyacá department...

Here we examine the species of the Selenops isopodus species group: S. isopodus Mello-Leitão, 1941, S. arikok Crews, 2011, and S. curazao Alayón, 2001. We describe the female and male of S. bullerengue sp. nov. from Colombia and synonymize S. marilus Corronca, 1998a with S. isopodus, providing diagnoses and complete descriptions of both sexes of S....

The Selenops banksi group is known from Central America, South America, and throughout the Southern Lesser Antilles of the Caribbean and currently contains four species: S. banksi Muma, 1953 – found disjunctly from Central America across northern South America – Panama, Guyana, Brazil, Ecuador, Peru; S. micropalpus Muma, 1953 – from Dominica, Marti...

New faunistic data on two species of the spider family Araneidae from Colombia

Brescovit (1993), in the revision of the genus Hibana, described H. talmina, based on males from Venezuela, Colombia, Guyana and northern Brazil. Subsequently, Brescovit & Lise (1993) described its female, in an attempt to associate with the male, based on specimens collected in Dominica and Trinidad. Unfortunately, there was no justification for t...

A new species of the salticid genus Lyssomanes Hentz, 1845 (Araneae: Salticidae: Lyssomaninae), L. franckei sp. n., is described and illustrated from the southern state of Chiapas, Mexico. Additionally, new faunistic data for six species (L. deinognathus F. O. Pickard-Cambridge, 1900; L. diversus Galiano, 1980; L. jemineus Peckham, Peckham & Wheele...

Sumakuru includes two valid Neotropical species, from Ecuador and Colombia, known only from males. Here the female S. felca Galvis, 2017 is described and illustrated for the first time, based on a single female collected at the type locality, in Colombia. In addition, new information about the microhabitat of the species is provided, along with an...

A first observation of predation on an arachnid by a crustacean, the crab Aratus pisonii (H. Milne-Edwards, 1837) (Brachyura: Sesarmidae) is recorded here. In this case on the ghost spider Hibana talmina Brescovit, 1993 (Araneae: Anyphaenidae: Anyphaeninae), in the Caribbean region of Colombia, at Caño del Oro, Tierra Bomba island (Cartagena), Bolí...

Little is known of the arachnid fauna of the islands of Aruba, Bonaire and Curaçao, and the only work on spiders was published over a century ago. Here we provide a list of arachnids opportunistically collected from the islands, including Klein Bonaire and Klein Curaçao, over approximately 2 months. More than 750 specimens from 4 arachnid orders, (...

The family of mygalomorph spiders Paratropididae Simon, 1889 is here reported for the first time for Colombia, where it is represented by three genera (Anisaspis, Paratropis, Stormtropis gen. n.) and eight species. One genus, Stormtropis, and six species constitute new taxa that are here diagnosed, described and illustrated. The geographical distri...

The huntsman spider genus Anaptomecus was proposed by Simon (1903) to include the type species, A. longiventris Simon, 1903, described from a juvenile male collected in Cayambé (San Pedro de Cayambé), Pichincha, Ecuador. Mello-Leitão (1940) described a second species, A. rufescens, from a female collected in Essequibo River, Guyana. The genus remai...

A new species of the spider genus Tenedos O. Pickard-Cambridge, 1897 (Zodariidae: Storeninae), Tenedos jocquei n. sp., is described from the Colombian Andes, based on males and females. A map with this new and previously published records of the genus from Colombia is presented.

Two new records of the rare orb-weaving spider Rubrepeira rubronigra (Mello-Leitão, 1939) are reported from Colombia, extending its known distribution to Putumayo and Vichada departments, in the Napo and Sabana provinces of the Neotropical region. Additionally, new high-definition photos of the habitus, ovisac and well-developed embryos are present...

Two new records of the rare orb-weaving spider Rubrepeira rubronigra (Mello-Leitão, 1939) are reported from Colombia, extending its known distribution to Putumayo and Vichada departments, in the Napo and Sabana provinces of the Neotropical region. Additionally, new high-definition photos of the habitus, ovisac and well-developed embryos are present...

A first record of the lynx-spider genus Tapinillus Simon, 1898 (Araneae: Oxyopidae) from Colombia is presented, with T. longipes (Taczanowski, 1872) being recorded here for the first time from the Amazonas, Boyacá, Guaviare, Meta, Valle del Cauca and Vaupés departments, along with a complementary description of this species. In addition, T. caldens...

Se presenta una sinopsis taxonómica parcial a nivel de género de las arañas saltarinas de la familia Salticidae Blackwall, 1841 (Araneae: Dyonicha) para Colombia. Se registran 105 géneros, 7 subtribus, 17 tribus y tres subfamilias, de los cuales 62 géneros, una subtribu (Harmochirina Simon, 1903), cuatro tribus (Hasariini Simon, 1903, Lapsiini Madd...

The jumping spider Lyssomanes quadrinotatus Simon, 1900 (Salticidae: Lyssomaninae) is reported from Brazil and Colombia for the first time. A distribution map is included with both new and previously published records.

A first record of the jumping spider genus Balmaceda Peckham & Peckham, 1894 (Salticidae: Salticinae: Dendryphantini) from Colombia is presented, with a new record of B. nigrosecta Mello-Leitão, 1945 from the Andean department of Antioquia, and a new record of B. picta Peckham & Peckham, 1894 from the Chocoan department of Nariño. A map with the kn...

Pachomius lehmanni (Strand, 1908), comb. nov. is transferred to the genus Pachomius Peckham & Peckham, 1896 (Salticidae: Salticinae: Aeulurillini: Freyina), based on a new examination of the sexual characters of the male. This taxon is placed in the nigrus species group by the presence of both a spike-like lateral subterminal apophysis (LSA) and a...

The jumping spider genus Gypogyna Simon (Salticidae: Salticinae: Scopocirini) is recorded for first time from Colombia, with its only species, G. forceps Simon, 1900 from the Córdoba department. This is the first record of the genus from the northern hemisphere of South America. A distribution map is included with both new and previously published...

A first record of the jumping spider genus Tanybelus (Salticidae: Salticinae: Sarindini) from Colombia is presented, with a new record of T. aeneiceps Simon, 1902 from the Cundinamarca department, in the municipalities of Albán and San Antonio de Tequendama. This is the first record of the species after its original description, more than 100 years...

Numerous new spider species are waiting to be described, and in many cases knowledge is incomplete because species are known from a single sex. In this contribution the female of the jumping spider Lyssomanes miniaceus is described and its morphology is illustrated. Females are distinguished by having spherical, slightly oval spermathecae, the copu...

The male Ceriomura casanare sp. nov. is described. This is the first record of the genus Ceriomura from Colombia. A map is included to show the reported distribution of this South American genus.

A first record of the jumping spider genus Simprulla Simon (Salticidae: Sarindini) from Colombia is presented, with new records of S. nigricolor Simon, 1901 from the Atlántico and Bolívar Departments in tropical low and dry forest ecosystems. A map with the known distribution of this genus in the Neotropical region is included.

A new record of the araneid spider Xylethrus superbus is presented, from the eastern plains of the department of Meta, at the municipalities of San Martín and Villavicencio, in Colombia; the record is the northernmost known so far from South America. Additionally, some interesting variations of the abdomen sculpturing and coloration are illustrated...

The Andean region of Northern South America is widely recognized as a hotspot with extreme levels of diversity, endemism, and threat. In a taxonomic study on jumping spiders from Colombia, nineteen new species of Amphidraus Simon, 1900 were found, all of which with small-scale endemic distributional patterns. Sixteen of these new species are descri...

Three new jumping spiders of the genus Hypaeus Simon, 1900 are described and illustrated from Colombia, two of which are sympatric: H. arhuaco sp. nov. and H. proszynskii sp. nov., from Sierra Nevada de Santa Marta, Magdalena department. The third species, H. varzea sp. nov., is described from a várzea forest in the Amazonas department. The new spe...

Three new species of the salticid genera Lyssomanes Hentz and Sumakuru Maddison (Salticidae: Lyssomaninae) are described and illustrated from Colombia. Both L. perafani n. sp. and S. felca n. sp. are described from the Nariño department, Southwestern Colombia, and both of them are known only from males. Additionally given is the description of L. w...

A new species of jumping spider of the genus Maeota (Salticidae), M. galeanoae sp. nov., is described and illustrated from the Caribbean state of Magdalena, Colombia. Additionally, the genus Anasaitis is recorded for the first time from Colombia, with the species A. canalis, from the department of Chocó. Moreover, new records are presented for Maeo...

Numerous teratological and non-teratological morphological anomalies in scorpions have been previously reported, usually related to body part duplications, suppressions and malformations. The specimen reported here presents a telson with a double aculeus, the dorsal one functional. The specimen belongs to Opisthacanthus elatus (Gervais, 1843), a sp...

On the basis of literature review and material examination of seven arachnological collections, the geographic distributions of ten species of Lyssomanes inhabiting Argentina and neighboring countries are provided, extending the known range of the genus in southern South America. New generic and specific records are presented from Brazil, Uruguay a...

The jumping spider tribe Huriini Simon is recorded for the first time from Colombia, with new records for Hurius vulpinus and Simonurius quadratarius, both representing the northwesternmost records for the tribe. H. vulpinus is recorded from the Cundinamarca and Meta departments, both in urbanized or conserved ecosystems. S. quadratarius is recorde...

Three new jumping spiders of the genus Chapoda Simon, 1901 are described and illustrated, based on material from Colombia. C. gaitana sp. n. is described from the Andean department of Tolima, C. sanlorenzo sp. n. from the Caribbean department of Magdalena, and C. suaita sp. n. from the Andean department of Santander. Additionally, C. panamana Chick...

A new monotypic Theraphosidae genus, Kankuamo Perafán, Galvis & Pérez-Miles, gen. n., is described from Colombia, with a new type of urticating setae. These setae differ from others principally by having a small distal oval patch of lanceolate reversed barbs. Males of Kankuamo gen. n. additionally differ by having a palpal bulb organ very divergent...

Las arañas saltarinas (Salticidae) conforman la familia de mayor diversidad del orden Araneae y por ende, uno de los grupos más diversos de todos los quelicerados, con más de 5800 especies agrupadas en 610 géneros, 30 tribus y siete subfamilias. Con tres subfamilias, 20 tribus, 260 géneros y más de 1960 especies, la región americana presenta una gr...

Based on a comprehensive literature review and the examination of specimens deposited in museum collections the Neotropical ant-like jumping spider genus Zuniga Peckham & Peckham, 1892 is reported from Argentina, Colombia and Mexico for the first time, and new records are presented for Brazil. A distribution map including new and previously publish...

An ant-like jumping spider species of the genus Descanso Peckham & Peckham, 1892 is reported for the first time from Colombia. D. peregrinus Chickering, 1946 was found in a disturbed low and dry Andean forest in the Cundinamarca department. A complementary description is given for both sexes of the species, and a distributional map is included, wit...

Two new records of the spider genus Selenops Latreille, 1819 from Colombia are presented: S. arikok Crews, 2011 from Barichara, Santander, and S. geraldinae Corronca, 1996 from Puerto López and Villavicencio, Meta. Additionally, new Co-lombian localities are provided for S. cocheleti Simon, 1880, from Pandi, Cundinamarca, and S. mexicanus Keyserlin...

Amycus albipalpus n. sp. is described and illustrated from the eastern department of Meta, Colombia: the first official record of the genus from the country. A. spectabilis C. L. Koch, 1846 is recorded for the first time from Colombia, from the eastern and Amazonian departments of Meta and Guaviare, respectively.

The neotropical genus Scopocira was described by Simon (1900) to include the type species S. dentichelis Simon, 1900 from Venezuela, and S. tenella Simon, 1900 and S. histrio Simon, 1900 from Brazil. Subsequently, different authors, such as Mello-Leitão (1922, 1941), Chamberlin & Ivie (1936), Crane (1945), Galiano (1958, 1963, 1969, 1981, 1982),Ved...

New jumping spider species and records from Colombia (Araneae: Salticidae: Euophryinae) Abstract: Three new jumping spiders from Colombia, of the genera Ilargus Simon, 1901 and Maeota Simon, 1901 are described and illustrated. Ilargus florezi sp. n. is described from the Andean department of Huila, Maeota betancuri sp. n. from the Andean department...

Eustiromastix falcatus Galiano 1981, described with 7 males from Port of Spain (Trinidad, West Indies) and subsequently reported from French Guiana (National Natural Reserve La Trinité) by Courtial et al. (2014), is here reported for the first time from Brazil. This paper is based on one male deposited in the Museu Paraense Emílio Goeldi (MPEG), th...

Erigida inicialmente por Eugène Simon (1901) bajo el nombre “Euophryidae”‚ la subfamilia Euophryinae fue delimitada taxonómicamente por Jerzy Prószynski (1976) ‚ quién incluyó en ella arañas con palpos de machos cuyo émbolo se enrolla en espiral sobre el tégulo‚ de coloracionesvgeneralmente oscuras y tamaños pequeños. Con la mayor diversidad en el...

Maeota ibargueni: new species of jumping spider from Colombia (Araneae: Salticidae) and first description of a female for the genus. Maeota ibargueni sp. n. (Araneae: Salticidae: Euophryinae) is described from a mountain-woodland ecosystem within the Santuario de Flora y Fauna Otún Quimbaya in the Andean state of Risaralda, Colombia, being also the...

Las arañas saltarinas conforman la familia de mayor diversidad del orden Araneae, con alrededor de 6000 especies agrupadas en 611 géneros. Con cerca de una veintena de subfamilias, 252 géneros y más de 1900 especies, la región americana presenta una gran diversidad. Sin embargo, la diversidad de los saltícidos en Colombia permanece aún subvalorada....

Las falsas “arañas lince” (Salticidae: Lyssomaninae) representan, dentro de la familia de las arañas saltarinas, una de las subfamilias más estables en términos taxonómicos. Con dos géneros en América: Lyssomanes Hentz (79 especies) y Chinoscopus Simon (cuatro especies) representan un grupo de amplia distribución en el Nuevo Mundo con especies desd...