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Checklist for Family Ctenizidae Thorell, 1887 (cork-lid trapdoor spider)
and region USA (North America)


Class
 
Arachnida
Lamarck, 1801
Arachnids
545
2867
11767
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
459
2495
10309
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
114
1067
6027
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
95
1031
5957
Families
Genera
Species
 
Taxom
 

Suborder
 
Mygalomorphae
Pocock, 1892
Mygalomorphs, Primitive spiders
15
58
265
Families
Genera
Species
 
Taxom
 

Infraorder
 
Fornicephalae
Raven, 1985
8
27
153
Families
Genera
Species
 
Taxom
 

Superfamily
 
Ctenizoidea
Thorell, 1887
Trap door spiders
2
5
30
Families
Genera
Species
 
Taxom
 
FamilyCtenizidae
Thorell, 1887
Cork-lid trapdoor spider, Cork-lid trapdoor spiders
4
28
Genera
Species
 
Taxom
 


Genera for USA
4 Genera with 28 Species
Bothriocyrtum Simon, 18741SpeciesTaxom
Cyclocosmia Ausserer, 18413SpeciesTaxom
Hebestatis Simon, 18911SpeciesTaxom
Ummidia Thorell, 2021Cork-lid Trapdoor Spider24SpeciesTaxom


Species list for USA
28 Species and 1 Subspecies
Bothriocyrtum californicum Octavius Pic..., 1874California trapdoor spider
Cyclocosmia johndenveri Sherwood, Wa..., 2025
Cyclocosmia torreya Willis J. Ge..., 1975Torreya trap-door spider
Cyclocosmia truncata (Nicholas Mar..., 1841)⇒ Cyclocosmia torreya Willis J. Ge..., 1975
Hebestatis theveneti Eugène Simon, 1891
Ummidia absoluta Willis J. Ge..., 1940
Ummidia audouini Hippolyte Lucas, 1835
Ummidia beatula Willis J. Ge..., 1940
Ummidia carabivora George Franc..., 1886
Ummidia carabivora emarginata Atkinson, 1886
Ummidia celsa Willis J. Ge..., 1940
Ummidia colemanae Godwin & Bond, 2021
Ummidia erema Ralph Vary C..., 1925Merced Canyon shoulderband
Ummidia funerea Willis J. Ge..., 1936
Ummidia gertschi Godwin & Bond, 2021
Ummidia gingoteague Godwin & Bond, 2021
Ummidia macarthuri Godwin & Bond, 2021
Ummidia mercedesburnsae Godwin & Bond, 2021
Ummidia modesta Richard C. B..., 1901
Ummidia neilgaimani Godwin & Bond, 2021
Ummidia okefenokee Godwin & Bond, 2021
Ummidia paulacushingae Godwin & Bond, 2021
Ummidia pygmaea Ralph Vary C..., 1945
Ummidia richmond Godwin & Bond, 2021
Ummidia rongodwini Godwin & Bond, 2021
Ummidia rosillos Godwin & Bond, 2021
Ummidia timcotai Godwin & Bond, 2021
Ummidia tuobita Ralph Vary C..., 1917
Ummidia waunekaae Godwin & Bond, 2021

Subnodes of Ctenizidae with occurrences in USA
SubfamilyCtenizinae
Thorell, 1887
2
4
Genera
Species

Taxom

SubfamilyPachylomerinae
Simon, 1889
2
24
Genera
Species

Taxom



Links, sources and further information
Ctenizidae at gbif.org
Ctenizidae at irmng.org
Ctenizidae at itis.gov