On the genus <i>Chrysometa</i> (Araneae, Tetragnathidae) in south Brazil

The male of Chrysometa cambara Levi, 1986 is considered as belonging to C. itaimba Levi, 1986. The female of C. aramba Levi, 1986 and the male newly assigned to C. cambara Levi 1986 are described for the first time. Reviewed records for C. aramba, C. cambara, C. itaimba, C. boraceia Levi, 1986 and C. ludibunda (Keyserling, 1893) are presented.

KEYWORDS:
Araneoidea; Metainae; geographic distribution; Systematics

Authorship

Thiago B. Massanti

Universidade Federal do Paraná, Departamento de Zoologia, Mailbox 19020, 81531-980, Curitiba, PR, Brazil. (tbrobio@gmail.com, cavich@ufpr.br)Universidade Federal do ParanáBrazilCuritiba, PR, BrazilUniversidade Federal do Paraná, Departamento de Zoologia, Mailbox 19020, 81531-980, Curitiba, PR, Brazil. (tbrobio@gmail.com, cavich@ufpr.br)

Rodney R. Cavichioli

Ricardo Ott

Museu de Ciências Naturais, Fundação Zoobotânica do Rio Grande do Sul, Rua Dr. Salvador França, 1427, 90690-000 Porto Alegre, RS, Brazil.Fundação Zoobotânica do Rio Grande do SulBrazilPorto Alegre, RS, BrazilMuseu de Ciências Naturais, Fundação Zoobotânica do Rio Grande do Sul, Rua Dr. Salvador França, 1427, 90690-000 Porto Alegre, RS, Brazil.

SCIMAGO INSTITUTIONS RANKINGS

Figures

Figures (7)

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Figs 1-5
Chrysometa arambaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 1-3 male holotype MCN 3348, 4-5 male MCN 30960. 1, dorsal; 2, ventral; 3, lateral; 4, palp (retrolateral view); 5, paracymbium (retrolateral view). Scale bars: Figs 1-3, 1 mm; Figs 4, 5, 0.1 mm.

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Figs 6-14
Chrysometa arambaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 6-8 female MCN 33619, 9-14 female MCN 30833. 6, dorsal; 7, ventral; 8, lateral; 9, epigyne (posterior region); 10, epigyne (ventral view); 11, epigyne (ventral view clearead); 12, epigyne (dorsal view clearead); 13, epigyne (ventral view); 14, epigyne (dorsal view) (mks, median knob-like septum; spd, spermatic duct; spe, spermathecae). Scale bars: Figs 6-8, 1 mm; Figs 9-14, 0.1 mm.

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Figs 38, 39
38, Meridional Brazil with records of Chysometa aramba, C. cambara and C. itaimba; 39, meridional Brazil with records of Chysometa boraceia and C. ludibunda. Markations indicate records of species, black filled ones indicate herein presented new records.

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Figs 15-21
Chrysometa cambaraLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 15-17 male MCN 52197; 18-21 male MCN 52195. 15, dorsal; 16, ventral; 17, lateral view; 18, paracymbium (ventral view); 19, palp (ventral view); 20, palp (retrolateral view); 21, palp (prolateral view). Scale bars: Figs 15-17, 2 mm; Fig. 18, 0.1 mm; Figs 19-21, 0.2 mm.

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Figs 22-27
Chrysometa cambaraLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. Female holotype MCN 12795. 22, dorsal; 23, ventral; 24, lateral view; 25, epigyne (posterior view cleared); 26, epigyne (ventral view cleared); 27, epigyne (dorsal view cleared). Scale bars: Figs 22-24, 2 mm; Figs 25-27, 0.1 mm.

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Figs 28-32
Chrysometa itaimbaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 28-30 male MCN 4546 (paratype of C. cambara, Levi, 1986); 31-32 male MCN 52198. 28, dorsal; 29, ventral; 30, lateral view; 31, palp (ventral view); 32, paracymbium (ventral view). Scales bars: Figs 28-30, 1 mm; Figs 31, 32, 0.5 mm.

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Figs 33-37
Chrysometa itaimbaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. Female holotype MCN 12796. 33, dorsal; 34, ventral; 35, lateral; 36, epigyne (ventral view cleared); 37, epigyne (dorsal view cleared). Scales bars: Figs 33-35, 2 mm; Figs 36, 37, 0.2 mm.

Figs 1-5 Chrysometa arambaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 1-3 male holotype MCN 3348, 4-5 male MCN 30960. 1, dorsal; 2, ventral; 3, lateral; 4, palp (retrolateral view); 5, paracymbium (retrolateral view). Scale bars: Figs 1-3, 1 mm; Figs 4, 5, 0.1 mm.

Figs 6-14 Chrysometa arambaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 6-8 female MCN 33619, 9-14 female MCN 30833. 6, dorsal; 7, ventral; 8, lateral; 9, epigyne (posterior region); 10, epigyne (ventral view); 11, epigyne (ventral view clearead); 12, epigyne (dorsal view clearead); 13, epigyne (ventral view); 14, epigyne (dorsal view) (mks, median knob-like septum; spd, spermatic duct; spe, spermathecae). Scale bars: Figs 6-8, 1 mm; Figs 9-14, 0.1 mm.

Figs 38, 39 38, Meridional Brazil with records of Chysometa aramba, C. cambara and C. itaimba; 39, meridional Brazil with records of Chysometa boraceia and C. ludibunda. Markations indicate records of species, black filled ones indicate herein presented new records.

Figs 15-21 Chrysometa cambaraLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 15-17 male MCN 52197; 18-21 male MCN 52195. 15, dorsal; 16, ventral; 17, lateral view; 18, paracymbium (ventral view); 19, palp (ventral view); 20, palp (retrolateral view); 21, palp (prolateral view). Scale bars: Figs 15-17, 2 mm; Fig. 18, 0.1 mm; Figs 19-21, 0.2 mm.

Figs 22-27 Chrysometa cambaraLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. Female holotype MCN 12795. 22, dorsal; 23, ventral; 24, lateral view; 25, epigyne (posterior view cleared); 26, epigyne (ventral view cleared); 27, epigyne (dorsal view cleared). Scale bars: Figs 22-24, 2 mm; Figs 25-27, 0.1 mm.

Figs 28-32 Chrysometa itaimbaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. 28-30 male MCN 4546 (paratype of C. cambara, Levi, 1986); 31-32 male MCN 52198. 28, dorsal; 29, ventral; 30, lateral view; 31, palp (ventral view); 32, paracymbium (ventral view). Scales bars: Figs 28-30, 1 mm; Figs 31, 32, 0.5 mm.

Figs 33-37 Chrysometa itaimbaLevi, 1986Levi, H. W. 1986. The Neotropical orb-weaver genera Chrysometa and Homalometa (Araneae: Tetragnathidae). Bulletin of the Museum of Comparative Zoology 151:91-215.. Female holotype MCN 12796. 33, dorsal; 34, ventral; 35, lateral; 36, epigyne (ventral view cleared); 37, epigyne (dorsal view cleared). Scales bars: Figs 33-35, 2 mm; Figs 36, 37, 0.2 mm.

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On the genus <i>Chrysometa</i> (Araneae, Tetragnathidae) in south Brazil

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