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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 20113 - 20124 of 41939

Entry Number: 20119

  • Nematode: Deladenus durus
  • Host: Populus sp. (Cottonwood tree) in/on Soil
  • Origin: Payson, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Feb 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 1 (6 female)

Entry Number: 20120

  • Nematode: Deladenus durus
  • Host: Populus sp. (Cottonwood tree) in/on Soil
  • Origin: San Pete County, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Aug 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 1f

Entry Number: 20121

  • Nematode: Deladenus durus
  • Host: Medicago sativa (Alfalfa) in/on Crowns
  • Origin: Medford, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Mar 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 1j (1 female)

Entry Number: 20122

  • Nematode: Deladenus durus
  • 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: Deladenus 1k (1 female)

Entry Number: 20123

  • Nematode: Deladenus durus
  • Host: in/on Soil
  • Origin: Payson, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Feb 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 1L

Entry Number: 20124

  • Nematode: Deladenus durus
  • Host: (Orchard) in/on Soil
  • Origin: Beaumont, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1942 May 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Stictylus 2a (1 female)

Entry Number: 20125

  • Nematode: Deladenus durus
  • Host: in/on Soil (Wet)
  • Origin: Fish Lake, Utah, USA
  • Collector: S. K. Daniels via Gerald Thorne
  • Date Collected: 1947 Aug 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 6i (1 female)

Entry Number: 20126

  • Nematode: Deladenus durus
  • Host: Solanum tuberosum (Potato) in/on Tuber
  • Origin: Circleville, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Mar 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 1l (2 female, 1 male)

Entry Number: 20127

  • Nematode: Deladenus obesus
  • Host: Abies alba (Fir (White)) in/on Bark
  • Origin: Wolf Creek Pass, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Sep 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 2 (2 female)

Entry Number: 20128

  • Nematode: Deladenus obesus
  • Host: Abies alba (Fir (White)) in/on Bark
  • Origin: Wolf Creek Pass, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Aug 31
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Bursaphelenchus 4b (3 female)

Entry Number: 20129

  • Nematode: Deladenus obesus
  • Host: in/on Soil
  • Origin: Mill Hollow, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Sep 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Brevibucca 1a (1 male)

Entry Number: 20130

  • Nematode: Deladenus sp.
  • Host: in/on Soil
  • Origin: Mill Hollow, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1941 Sep 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Deladenus 3 (1 female)