Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Ibaraki (Kanto, Japan)
Class
| Arachnida
Lamarck, 1801
Arachnids | 100
226
287 | Families
Genera
Species |
Taxom
|
Subclass
| Micrura
Ehrenberg, 1831
| 95
216
279 | Families
Genera
Species |
Taxom
|
Infraclass
| Megoperculata
Börner, 1902
| 36
138
193 | Families
Genera
Species |
Taxom
|
Order
| Araneae
Clerck, 1757
Spider, Spiders, True Spiders | 36
138
193 | Families
Genera
Species |
Taxom
|
Suborder
| Araneomorphae
Smith, 1902
True Spiders | 31
133
187 | Families
Genera
Species |
Taxom
|
Infraorder
| Araneomorphi
Smith, 1902
| 31
133
187 | Families
Genera
Species |
Taxom
|
Superfamily
| Araneoidea
Latreille, 1806
| 7
57
87 | Families
Genera
Species |
Taxom
| | Family | Theridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 18
23 | Genera
Species |
Taxom
|
Genera for Ibaraki
18 Genera with 23 Species | Anelosimus Simon, 1906 | Social cobweb spiders | 1 | Species | Taxom | | Argyrodes Simon, 1999 | Dewdrop spiders | 3 | Species | Taxom | | Ariamnes Thorell, 1889 | Whip spiders | 1 | Species | Taxom | | Chrysso O. P.-Cambridge, 1878 | Comb-footed Spiders | 1 | Species | Taxom | | Dipoena Thorell, 1967 | | 1 | Species | Taxom | | Enoplognatha Pavesi, 1879 | | 1 | Species | Taxom | | Episinus Walckenaer, 1906 | | 1 | Species | Taxom | | Keijiella Yoshida, 1939 | | 1 | Species | Taxom | | Neospintharus Exline, 1906 | | 1 | Species | Taxom | | Paidiscura Archer, 1906 | | 1 | Species | Taxom | | Parasteatoda Archer, 1841 | Comb-Clawed Spider | 3 | Species | Taxom | | Phoroncidia Westwood, 1879 | | 2 | Species | Taxom | | Phycosoma O. P.-Cambridge, 1889 | | 1 | Species | Taxom | Platnickina Kocak & Kemal, 2008 | | 0 | Species | Taxom | | Steatoda Sundevall, 1890 | False black widows | 1 | Species | Taxom | | Stemmops O. P.-Cambridge, 1969 | | 1 | Species | Taxom | | Takayus Yoshida, 1960 | | 1 | Species | Taxom | | Yaginumena Yoshida, 1906 | | 2 | Species | Taxom |
Species list for Ibaraki
23 Species | Anelosimus crassipes Bösenberg & ..., 1906 | | | Argyrodes argyrodes (Walckenaer, 1842) | ⇒ Neospintharus trigonum Nicholas Mar..., 1850 | | Argyrodes bonadea (Karsch, 1881) | ⇒ Argyrodes argentatus Octavius Pic..., 1880 | | Argyrodes kumadai Chida & Tani..., 1999 | | | Ariamnes cylindrogaster Simon, 1889 | | | Chrysso foliata L. Koch, 1878 | | | Dipoena punctisparsa Yaginuma, 1967 | | | Enoplognatha abrupta Karsch, 1879 | | | Episinus affinis Bösenberg & ..., 1906 | | | Keijiella oculiprominens Saito, 1939 | | | Neospintharus fur Bösenberg & ..., 1906 | | | Paidiscura subpallens Bösenberg & ..., 1906 | | | Parasteatoda culicivora Bösenberg & ..., 1906 | | | Parasteatoda japonica Bösenberg & ..., 1906 | | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Phoroncidia altiventris Yoshida, 1985 | | | Phoroncidia pilula Karsch, 1879 | | | Phycosoma mustelinum Eugène Simon, 1889 | Fine-sculpted cerith | | Steatoda cingulata (Thorell, 1890) | ⇒ Steatoda subannulata Wladislaus K..., 1911 | | Stemmops nipponicus Yaginuma, 1969 | | | Takayus chikunii Yaginuma, 1960 | | | Yaginumena castrata Bösenberg & ..., 1906 | | | Yaginumena mutilata Bösenberg & ..., 1906 | |
Subnodes of Theridiidae with occurrences in Ibaraki
 | | Theridiidae (Sundevall 1833) |
Links, sources and further information Theridiidae at artfakta.se
Theridiidae at biodiversity.org.au
Theridiidae at dyntaxa.se
Theridiidae at gbif.org
Theridiidae at irmng.org
Theridiidae at itis.gov
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