found this spider ~ above my auto in Minnesota near St Paul (USA). Complete size consisting of the legs (end of behind leg to end of front foot in picture) is probably about the dimension of a quarter.

You are watching: Fuzzy black spider with orange spot on back

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This shows up to it is in some types of jumping spider (family Salticidae).

all jumping spiders have four pairs of eyes, with the anterior mean pair being specifically large.

In particular, I think your specimen is Phidippus audax (Bold Jumper). Special, I believe yours is a subadult bryantae variant of this species.

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Source: David Hill 2014

From Wikipedia:

The mean size that adults ranges from approximately 13–20 millimetres (0.51–0.79 in) in length. Lock are generally black with a pattern of spots and also stripes on your abdomen and also legs. Often these spots space orange-tinted in juveniles, turning white together the spider matures.

Your specimen shares the orange abdomen with associated black "splotches" that leave one orange triangular dot in the middle. Also, notification your specimen has actually two grey currently on the posterior cephalothorax and also black/white strip legs. Finally, 20mm is close come the size of one American 4 minutes 1 (~24 mm).

If you acquire a an excellent look at the front of her specimen, you"ll likely see the the chelicerae room an iridescent/metallic blue or environment-friendly (a phone call tale sign of this species and genus).

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Source: David Hill 2014

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more typical coloration (L) vs. Bryantae variant (R).

P. Audax tends to prefer relatively open areas to hunt and also is typically found in common in fields and grasslands, and on fences, exterior walls, and also gardens. Detect one on your car, therefore, would not it is in so strange, specifically given that they deserve to jump 10-50x their own body size (Ruppert et al., 2004).

Phidippus contains some that the larger types of jumping spiders in the family, and also it is almost exclusively a north American genus.

Citation:

Ruppert, E.E., Fox, R.S., and also Barnes, R.D. (2004). Invertebrate Zoology (7 ed.). Brooks / Cole.

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