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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 19849 - 19860 of 41939

Entry Number: 19855

  • Nematode: Carcharolaimus teres
  • Host: Atriplex confertifolia (Shadscale) in/on Roots
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 114 (1 female)

Entry Number: 19856

  • Nematode: Carcharolaimus teres
  • Host: in/on Soil
  • Origin: Wellsville Divide (Cache County), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 May 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Actinolaimus 1d (8 female)

Entry Number: 19857

  • Nematode: Carcharolaimus teres
  • Host: Atriplex confertifolia (Shadscale) in/on Roots
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Actinolaimus 1e (15 female)

Entry Number: 19858

  • Nematode: Carcharolaimus teres
  • Host: in/on Soil
  • Origin: St. George, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Mar 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 114a (2 female)

Entry Number: 19859

  • Nematode: Carcharolaimus teres
  • Host: Covillea tridentata (Larrea) in/on Soil
  • Origin: Littlefield, Arizona, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Mar 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Actinolaimus 1h (8 female)

Entry Number: 19860

  • Nematode: Carcharolaimus teres
  • Host: in/on Soil
  • Origin: Murray, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Actinolaimus 1i (3 female)

Entry Number: 19861

  • Nematode: Carcharolaimus teres
  • Host: Avena sativa (Oat field) in/on Soil
  • Origin: Holladay, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Aug 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Discolaimus 1f (2 female)

Entry Number: 19862

  • Nematode: Carcharolaimus teres
  • Host: Medicago sativa (Alfalfa) in/on Crowns & Soil
  • Origin: California Mesa, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Sep 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 29h (1 female)

Entry Number: 19863

  • Nematode: Carcharolaimus teres
  • Host: Covillea tridentata (Larrea) in/on Roots/Soil
  • Origin: Littlefield, Arizona, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Jul 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 12d (2 female)

Entry Number: 19864

  • Nematode: Carcharolaimus teres
  • Host: Triticum aestivum (Field after wheat) in/on Soil
  • Origin: Downey, Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Mar 07
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Carcharolaimus 1k (4 female)

Entry Number: 19865

  • Nematode: Carcharolaimus teres
  • Host: Medicago sativa (Alfalfa) in/on Crowns & Soil
  • Origin: Fallon, Nevada, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Nov 10-11
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimoides 3e (1 female)

Entry Number: 19866

  • Nematode: Carcharolaimus teres
  • Host: Triticum sp. (Wheat) in/on Roots/Soil
  • Origin: Taylorsville, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Apr 07
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Carcharolaimus 1L ( 8 female, 1 male)