Evolutionary crossroads in developmental biology: the.

Achaearanea tepidariorum, the spider responsible for most cobwebs. Description. House spiders range in color from a dirty white to almost black. The cephalothorax is yellow brown and the legs are light yellow with brown or gray rings at the ends and middle of the joints.

THE JOURNAL OF ARACHNOLOGY - Dr. Peter N Witt.

Genus: Achaearanea Species: Achaearanea tepidariorum; Distribution Table Top of page. The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table.Global Biodiversity Information Facility. Free and Open Access to Biodiversity Data.The common house spider, Achaearanea tepidariorum (C.L. Koch), may be the most abundant of the several species of spiders that live in the company of man in the southeastern United States.


Parasteatoda tepidariorum (C.L. Koch, 1841) species Accepted Name authority: UKSI Establishment means: Non-native Establishment status: GB Establishment Status - Established.Theridium tepidariorum Parasteatoda tepidariorum, the common house spider, referred to internationally as the American house spider, is a spider species of the genus Parasteatoda that is mainly indigenous to the New World, with P. tepidariorum australis (common gray house spider) but has achieved a cosmopolitan distribution.

Achaearanea Tepidariorum Classification Essay

About this species Recorded altitude range 0m to 700m Species text Distribution A. riparia is largely confined to the south of England, East Anglia and South Wales.

Achaearanea Tepidariorum Classification Essay

The genus Achaearanea Strand, 1929 (Theridiidae) is revised. Two genera, Henziectypus Archer, 1946 and Cryptachaea Archer, 1946, are revived from the synonymy of Achaearanea.

Achaearanea Tepidariorum Classification Essay

THE JOURNAL OF ARACHNOLOGY positive behavioral response to capture of prey. In contrast, Achaearanea tepidariorum (Theridiidae, three-dimensional web) appears to live in areas where prey are sometimes locally limiting, since most houses (natural habitat for this species) apparently have a high.

Achaearanea Tepidariorum Classification Essay

Parasteatoda tepidariorum eats insects, as do all spiders. It catches its prey by waiting in the web until a large insect, such as a Camel Cricket, gets caught in the sticky web. When this happens the spider proceeds to throw more silk onto its victim and then pulls it up into the web.

Achaearanea Tepidariorum Classification Essay

Disclaimer: The Animal Diversity Web is an educational resource written largely by and for college students.ADW doesn't cover all species in the world, nor does it include all the latest scientific information about organisms we describe. Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts.

A revision of the genus Achaearanea (Araneae: Theridiidae).

Achaearanea Tepidariorum Classification Essay

Collect this S84891 Achaearanea tepidariorum Subscribe to education eNews Find out about school programs, classroom resources, teacher professional development, new exhibitions and more.

Achaearanea Tepidariorum Classification Essay

Achaearanea tepidariorum. The leg-bearing segments L1, L2, and L4 are missing after downregulation of At-hb via RNAi. At-hb is required for the correct organization of target genes in this region of the embryo, suggesting that At-hb acts as a gap gene in the spider. In contrast to insects, hb does not control Hox gene expression in the spider.

Achaearanea Tepidariorum Classification Essay

The spider species Parasteatoda tepidariorum, commonly known as Common House Spider, belongs to the genus Parasteatoda, in the family Theridiidae.Parasteatoda tepidariorum spiders have been sighted 111 times by contributing members. Based on collected data, the geographic range for Parasteatoda tepidariorum includes 3 countries and 26 states in the United States.

Achaearanea Tepidariorum Classification Essay

Scientific classification Kingdom: Animalia Phylum: Arthropoda Class: Arachnida Order: Araneae Family: Theridiidae Genus: Achaearanea (Strand, 1929) Diversity: 148 species Type Species: Achaearanea tepidariorum (Photo) Common house spider (Achaearanea tepidariorum) and egg sac.

Achaearanea Tepidariorum Classification Essay

The cobweb spider Parasteatoda tepidariorum (C. L. Koch, 1841; syn.: Achaearanea tepidariorum) has become an important study organism in developmental biology and evolution as well as in genetics.

Parasteatoda tepidariorum (Common House Spider) - Spider.

Achaearanea Tepidariorum Classification Essay

As its name suggests, the common house spider is the spider most often seen in homes in the United States. They like to build webs in hidden areas of the home, such as attics, basements, sheds, and barns. Most of the webs are in the corners of rooms and very easy to miss. The common house spider is.

Achaearanea Tepidariorum Classification Essay

Parasteatoda tepidariorum. Quite the same Wikipedia. Just better.

Achaearanea Tepidariorum Classification Essay

Web-spinning activity ofAchaearanea tepidarortum (Koch) was observed in relation to amount of prior feeding, hours of food deprivation, and the number of flies (Drosophila melanogaster) available in the animal’s environment. Web spinning was positively related to the number of flies consumed in a 24-h period prior to testing, but did not vary significantly between 24 and 72 h of food.

Achaearanea Tepidariorum Classification Essay

Achaearanea tepidariorum Theridium tepidariorum Parasteatoda tepidariorum, the common house spider, referred to internationally as the American house spider, is a spider species of the genus Parasteatoda that is mainly indigenous to the New World, with P. tepidariorum australis ( common gray house spider ) but has achieved a cosmopolitan distribution (1).