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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 20245 - 20256 of 41944

Entry Number: 20248

  • Nematode: Discolaimium gracile
  • Host: in/on Soil
  • Origin: Sanpete 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 1i (1 young)

Entry Number: 20249

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Holladay, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Discolaimium 4 (1 female)

Entry Number: 20250

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Fort Collins, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Aug 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Discolaimium 4a (1 female, 1 young)

Entry Number: 20251

  • Nematode: Discolaimium conura
  • Host: Pheonix sp. (Date Gardens) in/on Soil
  • Origin: Indio, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Jan 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Discolaimium 4b (1 male)

Entry Number: 20252

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Wellington, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 1j (2 female)

Entry Number: 20253

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Wellsville Divide, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 May 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Pungentus 10 (1 female)

Entry Number: 20254

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Ogden Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Dec 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Leptonchus 2m (1 female)

Entry Number: 20255

  • Nematode: Discolaimium conura
  • Host: 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: Tylencholaimellus 7a (1 female)

Entry Number: 20256

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • 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: Dorylaimus 2e (1 female)

Entry Number: 20257

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Beaumont, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1942 May 27
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Discolaimium 4c (2 female)

Entry Number: 20258

  • Nematode: Discolaimium conura
  • Host: Juglans sp. (Walnut orchard) in/on Soil
  • Origin: Ventura, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1942 Jul 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Discolaimium 4d (3 female)

Entry Number: 20259

  • Nematode: Discolaimium conura
  • Host: in/on Soil
  • Origin: Idaho Falls, Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1945 Fall
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Paraphelenchus 1g (1 female)