The Nearctic Spider Database, http://www.canadianarachnology.org/data/spiders/16575
Micrathena gracilis (Walckenaer, 1805)
spined micrathena
FAMILY: ARANEIDAE Simon, 1895
Genus: Micrathena Sundevall, 1833
Species: Micrathena gracilis (Walckenaer, 1805)
Common Names
Family Common Name:
orbweavers
Genus Common Name:
none
Species Common Name:
spined micrathena
Distribution
Global Distribution: North, Central America
Nearctic States & Provinces:
FL KS MO NC OK SC TX VA
Collection Locales Mapped by Year Collected:
Natural History, Phenology & Image(s)
Feeding Guild:‡
orb weavers
‡Feeding guild when noted defined by Uetz, G. W., J. Halaj, and A. B. Cady. 1999. Guild structure of spiders in major crops. Journal of Arachnology 27:270-280.
Recorded Habitats:
(not yet recorded or unknown)
Life & Natural History:
(not yet recorded or unknown)
Seasonality of Specimen Records:
Image(s) of Habitus:

Credit: Murray, Tom
Details About Males
Description:
(not yet recorded or unknown)
Image of External Male Genitalia:
(image not yet available)
Details About Females
Description:
(not yet recorded or unknown)
Image of Epigynum:
(image not yet available)
Synonyms and Chresonyms†
| Micrathena gracilis Walckenaer 1805 |
| Plectana gracilis Walckenaer 1842 |
| Plectana reduviana Walckenaer 1842 |
| Acrosoma matronale C. L. Koch 1844 |
| Epeira rugosa Hentz 1850 |
| Acrosoma gracile Butler 1873 |
| Acrosoma reduvianum Butler 1873 |
| Acrosoma rugosum Emerton 1884 |
| Acrosoma gracile McCook 1894 |
| Micrathena matronalis Simon 1895 |
| Micrathena reduviana Simon 1895 |
| Acrosoma rugosum Emerton 1902 |
| Micrathena gracilis F. O. P.-Cambridge 1904 |
| Micrathena gracilis Reimoser 1917 |
| Micrathena sexacantha Franganillo 1930 |
| Micrathena nigrior Chamberlin & Ivie 1936 |
| Micrathena gracilis Chickering 1961 |
| Micrathena gracilis Levi 1978 |
| Micrathena gracilis Levi 1985 |
| Micrathena gracilis Breene et al. 1993 |
| Micrathena gracilis Dondale et al. 2003 |
Taxonomic References†
Breene, R. G., D. A. Dean, M. Nyffeler & G. B. Edwards. 1993. Biology, Predation Ecology, and Significance of Spiders in Texas Cotton Ecosystems with a Key to Species. Texas Agriculture Experiment Station, College Station, 115 pp.
Butler, A. G. 1873. A list of the spiders of the genus Acrosoma. Proc. zool. Soc. Lond. 1873: 420-429.
Cambridge, F. O. P.-. 1904. Arachnida - Araneida and Opiliones. In Biologia Centrali-Americana, Zoology. London, 2: 465-560.
Chamberlin, R. V. & W. Ivie. 1936. New spiders from Mexico and Panama. Bull. Univ. Utah 27(5): 1-103.
Chickering, A. M. 1961. The genus Micrathena (Araneae, Argiopidae) in Central America. Bull. Mus. comp. Zool. Harv. 125: 391-470.
Dondale, C. D., J. H. Redner, P. Paquin & H. W. Levi. 2003. The insects and arachnids of Canada. Part 23. The orb-weaving spiders of Canada and Alaska (Araneae: Uloboridae, Tetragnathidae, Araneidae, Theridiosomatidae). NRC Research Press, Ottawa, 371 pp.
Emerton, J. H. 1902. The common spiders of the United States. Boston, pp. 1-225.
Emerton, J. H. 1884. New England spiders of the family Epeiridae. Trans. Conn. Acad. Arts Sci. 6: 295-342.
Franganillo B., P. 1930. Arácnidos de Cuba: Mas arácnidos nuevos de la Isla de Cuba. Mem. Inst. nac. Invest. cien. 1: 47-99 [reprinted separately, pp. 1-55; only reprint seen and cited].
Hentz, N. M. 1850. Descriptions and figures of the araneides of the United States. Boston J. nat. Hist. 6: 18-35, 271-295.
Koch, C. L. 1844. Die Arachniden. Nürnberg, Eilfter Band, pp. 1-174.
Levi, H. W. 1985. The spiny orb-weaver genera Micrathena and Chaetacis (Araneae: Araneidae). Bull. Mus. comp. Zool. Harv. 150: 429-618.
Levi, H. W. 1978. The American orb-weaver genera Colphepeira, Micrathena and Gasteracantha north of Mexico (Araneae, Araneidae). Bull. Mus. comp. Zool. Harv. 148: 417-442.
McCook, H. C. 1894. American spiders and their spinningwork. Philadelphia, 3: 1-285.
Reimoser, E. 1917. Die Spinnengattung Micrathena Sundevall. Verh. Zool.-bot. Ges. Wien 67: 73-160.
Simon, E. 1895. Histoire naturelle des araignées. Paris, 1: 761-1084.
Walckenaer, C. A. 1842. Histoire naturelle des Insects. Aptères. Paris, 2: 1-549.
Walckenaer, C. A. 1805. Tableau des aranéides ou caractères essentiels des tribus, genres, familles et races que renferme le genre Aranea de Linné, avec la désignation des espèces comprises dans chacune de ces divisions. Paris, 88 pp.
†Nomenclature and taxonomic references from the World Spider Catalog accessible at http://research.amnh.org/entomology/spiders/catalog/ARANEIDAE.html
Other Nearctic Members of Genus Micrathena Sundevall, 1833‡‡
M. funebris (Marx, 1898) ...............USA to Costa Rica
M. mitrata (Hentz, 1850) ...............USA to Brazil
M. sagittata (Walckenaer, 1842) ...............North, Central America
‡‡May also include species with Palearctic distribution