Callobius bennetti (Blackwall, 1846)
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FAMILY: AMAUROBIIDAE Thorell, 1870 Genus: Callobius Chamberlin, 1947 Species: Callobius bennetti (Blackwall, 1846)  |
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Author: Shorthouse, David P.  Page in progress:  Visitor Comments:  (0)
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General Comments: The range of this species is restricted to the eastern half of North America. Callobius bennetti (Blackwall, 1846) and Callobius nomeus (Chamberlin, 1919) are very similar in terms of body shape, size, and coloration especially at higher latitudes and altitudes (Leech, 1972).
Common Names
Family Common Name:
hackledmesh weavers
Genus Common Name:
none
Species Common Name:
none
Distribution
Global Distribution: USA, Canada
Nearctic States & Provinces: (from the Nearctic Spider Database)
AB QC IL MT NH PA
Collection Locales Mapped by Year Collected: (from the Nearctic Spider Database)
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Specimen Search
Specimen list |
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Natural History, Phenology & Image(s)
Feeding Guild:† sheet web builders
†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. PDF
Recorded Habitats: under stones and loose bark of decaying logs, under leaves, coniferous woods (Aitchison-Benell & Dondale, 1990; Leech, 1972).
Life & Natural History: (not yet recorded or unknown)
Seasonality of Specimen Records: (from the Nearctic Spider Database - Requires Flash plug-in - refresh this page if not visible)
Image(s) of Habitus:
Details About Males
Description: The carapace is light golden yellow in colour and the cephalic region is usually dusky with with bands or with mottling. The legs are paler in colour than the carapace. The abdomen is pale tan to dark gray-black in colour. Anterior and middle of abdomen with a pale stripe flanked by two paler stripes and poterior with sometimes indistinct chevrons (Leech, 1972).
Male Dimensions:
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Image of External Male Genitalia: email an image |
Details About Females
Description: The carapace is light chestnut brown in color, though somewhat darker in the cephalic region. Unlike the male, this region lacks dusky bands or mottling. The legs are light golden yellow and can be darker in colour on the metatarsi and tarsi. Like the male, the abdomen is pale tan to dark gray-black. The dorsum however often lacks markings (Leech, 1972).
Female Dimensions:
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Image of Epigynum: email an image |
Descriptions Source:
Leech, R. E. 1972. A revision of the Nearctic Amaurobiidae (Arachnida: Araneida). Mem. ent. Soc. Can. 84: 1-182.
Synonyms and Chresonyms‡
Taxonomic References‡
Banks, N. 1895. A list of the spiders of Long Island; with descriptions of new species. Jour. New York Ent. Soc. 3: 76-93.
Blackwall, J. 1846. Notice of spiders captured by Professor Potter in Canada, with descriptions of such species as appear to be new to science. Ann. Mag. nat. Hist. 17: 30-44, 76-82.
Chamberlin, R. V. 1947. A summary of the known North American Amaurobiidae. Bull. Univ. Utah 38(8): 1-31.
Chamberlin, R. V. & W. Ivie. 1947. North American dictynid spiders. Ann. ent. Soc. Amer. 40: 29-55.
Comstock, J. H. 1940. The spider book, revised and edited by W. J. Gertsch. Cornell Univ. Press, Ithaca, xi + 727 pp.
Comstock, J. H. 1912. The spider book; a manual for the study of the spiders and their near relatives, the scorpions, pseudoscorpions, whipscorpions, harvestmen and other members of the class Arachnida, found in America north of Mexico, with analytical keys for their classification and popular accounts of their habits. Garden City, New York, pp. 1-721
Emerton, J. H. 1902. The common spiders of the United States. Boston, pp. 1-225.
Emerton, J. H. 1888. New England spiders of the family Ciniflonidae. Trans. Connect. Acad. Arts Sci. 7: 443-458.
Griswold, C. E., M. J. Ramírez, J. A. Coddington & N. I. Platnick. 2005. Atlas of phylogenetic data for entelegyne spiders (Araneae: Araneomorphae: Entelegynae) with comments on their phylogeny. Proc. Calif. Acad. Sci. 56(Suppl. II): 1-324.
Kaston, B. J. 1948. Spiders of Connecticut. Bull. Conn. St. geol. nat. Hist. Surv. 70: 1-874.
Leech, R. E. 1972. A revision of the Nearctic Amaurobiidae (Arachnida: Araneida). Mem. ent. Soc. Can. 84: 1-182.
Muma, M. H. 1943. Common spiders of Maryland. Natural History Society of Maryland, Baltimore, 179 pp.
Paquin, P. & N. Dupérré. 2003. Guide d'identification des araignées de Québec. Fabreries, Suppl. 11 1-251.
‡Nomenclature and taxonomic references from the World Spider Catalog
Natural History References
Aitchison-Benell, C. W. & C. D. Dondale. 1990. A checklist of Manitoba spiders (Araneae) with notes on geographic relationships. Naturaliste can. 117: 215-237.
Leech, R. E. 1972. A revision of the Nearctic Amaurobiidae (Arachnida: Araneida). Mem. ent. Soc. Can. 84: 1-182.
Latest Literature from uBio: 
Author of this page in progress: Shorthouse, David P. dshorthouse(at)eol.org
Text Last Modified: 2006-11-06T20:52:37Z