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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 25045 - 25056 of 41939

Entry Number: 25051

  • Nematode: Tylenchorhynchus major
  • Origin: Sampete 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: Tylenchorhynchus 8d (6 females) & 8e (6 females)

Entry Number: 25052

  • Nematode: Tylenchorhynchus major
  • Origin: Salt Lake City, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Summer
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Heterodera 1nn (1 female)

Entry Number: 25053

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Emigration Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Nov 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 9d (1 male & 40 females)

Entry Number: 25054

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Tryal Lake, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Jul 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimoides 3b (2 females)

Entry Number: 25055

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Lake Mary, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Prismatolaimus 2 (1 female)

Entry Number: 25056

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Mount Timpanogos, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 9 (2 females)

Entry Number: 25057

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Black's Fork, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Aug 28
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 9a (1 male & 3 females), 9b (2 females) & 40 (1 male & 3 females)

Entry Number: 25058

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Emigration Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Jan 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 9c (2 males & 2 females)

Entry Number: 25059

  • Nematode: Tylenchorhynchus obtusus
  • Origin: Bells Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Jul 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 9e (13 females)

Entry Number: 25060

  • Nematode: Tylenchorhynchus gracilis
  • Origin: Beteravia, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jul 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 7f (1 male)

Entry Number: 25061

  • Nematode: Tylenchorhynchus sp.
  • Origin: Lehi, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 May 21
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeles 3h (1 female)

Entry Number: 25062

  • Nematode: Tylenchorhynchus sp.
  • Origin: Wellsville, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1946 Jun 05
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 13 (5 females) & 13a (3 females)