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USDA Nematode Collection was established in June 1960 By A. Morgan Golden. It is currently directed and curated by Dr. Zafar A. Handoo with technical support from Steve Rogers. It is one of the largest and most valuable nematode collections in existence with over 49,200 permanent slides and vials, and a total repository of nematode specimens reaching several million. It includes over 1900 type specimens, and the valuable and irreplaceable collections of Cobb-Steiner, Thorne, and others. Nematodes from worldwide and domestic sources are represented in the collection. The Collection and database provide important information for reference purposes and taxonomic research by U.S. and foreign scientists and a permanent repository for type and other specimens. This website provides a portal to search those specimens that have been cataloged to date and provides data on nematode hosts, occurrence, and distribution.

Displaying 22525 - 22536 of 41939

Entry Number: 22531

  • Nematode: Nygolaimus rapax
  • Host: in/on Soil
  • Origin: Slide Gulch (near Arrowrock Reservoir), Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 May 13-14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 14 (1 female & 1 male)

Entry Number: 22532

  • Nematode: Nygolaimus laevis
  • Host: Pinus sp. (Pine woods) in/on Soil
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Apr 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 15 (5 females)

Entry Number: 22533

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil (Stream bed)
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 15a (5 females)

Entry Number: 22534

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil (Stream bed)
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Oct 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 15b (3 females & 2 males)

Entry Number: 22535

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil (Pond, wet sod)
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1930 Oct
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 15c (3 females)

Entry Number: 22536

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil (Pond, wet sod)
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Apr 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Sectonema 2 (1 male)

Entry Number: 22537

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 80 (4 females)

Entry Number: 22538

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 Jul 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 15f (5 females & 2 males)

Entry Number: 22539

  • Nematode: Nygolaimus laevis
  • Host: in/on Soil (Sod)
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Apr 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 15g (2 females & 1 male)

Entry Number: 22540

  • Nematode: Nygolaimus sp.
  • Host: Fragaria sp. (Strawberry plant) in/on Soil
  • Origin: Kula (Maui), Hawaii, USA
  • Collector: Cassidy via Gerald Thorne
  • Date Collected: 1931 Feb 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 16 (3 females)

Entry Number: 22541

  • Nematode: Nygolaimus mollis
  • Host: Citrus sp. (Citrus) in/on Roots
  • Origin: Valencia, Spain
  • Collector: Gerald Thorne
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 66 (2 females)

Entry Number: 22542

  • Nematode: Nygolaimus sp. (probably aquaticus)
  • Host: in/on Soil (Shore mud)
  • Origin: Lake Martha, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Aug 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 18 (3 females & 3 males)