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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 19393 - 19404 of 41939

Entry Number: 19398

  • Nematode: Aphelenchoides parietinus
  • Host: Chenopodium rubrum (Goosefoot (Red)) in/on Soil
  • Origin: Betteravia, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Jul 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 2b (4 female, 1 male)

Entry Number: 19399

  • Nematode: Aphelenchoides parietinus
  • Host: Beta saccharifera (Sugarbeets) in/on Soil
  • Origin: Culver, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchus 1m (1 female, 1 male)

Entry Number: 19400

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Provo, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Nov 12
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Pratylenchus 2 (1 female, 1 male)

Entry Number: 19401

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Bald Mountain, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Aug 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Paratylenchus 2 (2 female)

Entry Number: 19402

  • Nematode: Aphelenchoides parietinus
  • Host: Narcissus sp. (Daffodil) in/on Bulbs (decaying)
  • Origin: Corvallis, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Jan 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 2e (4 female)

Entry Number: 19403

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Antelope Island, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Jun 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeloides 2f (1 female)

Entry Number: 19404

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Albion, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Jun 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 2f (2 female)

Entry Number: 19405

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Redmond, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Aug 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nothotylenchus 1b (1 female)

Entry Number: 19406

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Medford, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Mar 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nothotylenchus 1a (1 female)

Entry Number: 19407

  • Nematode: Aphelenchoides parietinus
  • Host: Pinus sp. (Pine (Umbrella)) in/on Soil
  • Origin: Waltham, Massachusetts, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Feb 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 2g (1 female, 1 male)

Entry Number: 19408

  • Nematode: Aphelenchoides parietinus
  • Host: Pinus resinosa (Pine (Red)) in/on Soil
  • Origin: St. Paul, Minnesota, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Mar 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 2h (14 female)

Entry Number: 19409

  • Nematode: Aphelenchoides parietinus
  • Host: in/on Soil
  • Origin: Hunter, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Jul 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Pratylenchus 4x (1 female)