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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 19477 - 19488 of 41939

Entry Number: 19482

  • Nematode: Aphelenchoides fragariae
  • 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 2j (1 female)

Entry Number: 19483

  • Nematode: Aphelenchoides fragariae
  • Host: in/on Soil
  • Origin: Broadmoor, Berkshire, UK (England)
  • Collector: Gerald Thorne
  • Date Collected: 1935 Sep 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 7d

Entry Number: 19484

  • Nematode: Aphelenchoides fragariae
  • Host: Saintpaulia ionantha (Violets (African)) in/on Soil
  • Origin: San Francisco, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Nov 30
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 7e (3 female, 5 male)

Entry Number: 19485

  • Nematode: Aphelenchoides fragariae
  • Host: in/on Soil
  • Origin: Albion, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 May 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 7g (6 female, 2 male)

Entry Number: 19486

  • Nematode: Aphelenchoides fragariae
  • Host: Saintpaulia ionantha (Violets (African)) in/on Soil
  • Origin: San Francisco, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1944 Apr 11
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 7j (6 female, 1 male)

Entry Number: 19487

  • Nematode: Aphelenchoides fragariae
  • Host: in/on Soil
  • Origin: Newport, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1952 Jun 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Ditylenchus 1b2 (1 female)

Entry Number: 19488

  • Nematode: Aphelenchoides tenuidens
  • Host: Dendroctonus monticolae (Beetle) in/on Insect (Frass)
  • Origin: Upper Provo Basin, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Jun 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 8 (3 female, 6 male)

Entry Number: 19489

  • Nematode: Aphelenchoides tenuidens
  • Host: (Beetle (Bark)) in/on Insect (Frass)
  • Origin: Horse Creek, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Jun
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 8b (3 female, 5 male)

Entry Number: 19490

  • Nematode: Aphelenchoides tenuidens
  • Host: (Beetle (Bark)) in/on Insect (Frass)
  • Origin: Black's Fork, Wyoming, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 8d (20 young)

Entry Number: 19491

  • Nematode: Aphelenchoides tenuidens
  • Host: (Beetle (Bark)) in/on Insect (Frass)
  • Origin: Spring Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Oct 07
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 10c (1 female, 6 male)

Entry Number: 19492

  • Nematode: Aphelenchoides tenuidens
  • Host: (Beetle) in/on Insect (Frass & Borings)
  • Origin: Dixie Forest, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Nov 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 8g (2 male)

Entry Number: 19493

  • Nematode: Aphelenchoides tenuidens
  • Host: Dendroctonus monticolae (Beetle (Mountain Pine)) in/on Insect
  • Origin: Provo Basin, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Jun 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 8j (3 males)