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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 19261 - 19272 of 41939

Entry Number: 19266

  • Nematode: Alaimus parvus
  • Host: Allium sp. (Onion field) in/on Soil
  • Origin: Ogden, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 16
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 4b (8 female)

Entry Number: 19267

  • Nematode: Alaimus parvus
  • Host: in/on Soil
  • Origin: Salem, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 21
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cylindrolaimus 2g (2 female)

Entry Number: 19268

  • Nematode: Alaimus parvus
  • Host: in/on Soil
  • Origin: Salt Lake City (Greenhouse), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jun 06
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 4c (1 female)

Entry Number: 19269

  • Nematode: Alaimus parvus
  • Host: in/on Soil (Wet)
  • Origin: Lewiston (Wet soil near canal), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 4d (3 female)

Entry Number: 19270

  • Nematode: Alaimus parvus
  • Host: in/on Soil
  • Origin: Murray, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 4e (2 female)

Entry Number: 19271

  • Nematode: Alaimus parvus
  • Host: Malus sp. (Apple) in/on Roots/Soil
  • Origin: Berkeley, California, USA
  • Collector: P. A. Ark via Gerald Thorne
  • Date Collected: 1939 May 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 14c (1 female)

Entry Number: 19272

  • Nematode: Alaimus parvus
  • Host: in/on Soil
  • Origin: Salt Lake City (Home garden), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1948 Jan 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 4f (8 female)

Entry Number: 19273

  • Nematode: Alaimus arcuatus
  • Host: in/on Soil
  • Origin: Rio Janeiro (Imported plant), Utah, Brazil
  • Collector: Gerald Thorne
  • Date Collected: 1918 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tripyla 7a (3 female)

Entry Number: 19274

  • Nematode: Alaimus arcuatus
  • Host: Allium sp. (Onion field) in/on Soil
  • Origin: Ogden, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 16
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 5 (1 female)

Entry Number: 19275

  • Nematode: Alaimus arcuatus
  • Host: in/on Soil
  • Origin: St. George, Utah, USA
  • Collector: F. V. Owen via Gerald Thorne
  • Date Collected: 1935 Mar 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 5a (2 female)

Entry Number: 19276

  • Nematode: Alaimus glissus
  • Host: in/on Soil (Wet)
  • Origin: Brighton (Lake Mary, wet soil near spring at base of Mt. Wolverine, bank sod), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Aug 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tripyla (1 female)

Entry Number: 19277

  • Nematode: Alaimus glissus
  • Host: in/on Soil
  • Origin: Mt. Timpanogos (Emerald Lake, shore sod), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Alaimus 6 (4 female)