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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 22177 - 22188 of 41939

Entry Number: 22183

  • Nematode: Mononchus acutus
  • Host: in/on Soil
  • Origin: Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Apr 08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Sectonema 2 (1 female)

Entry Number: 22184

  • Nematode: Mononchus acutus
  • Host: in/on Soil
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 17 (3Y)

Entry Number: 22185

  • Nematode: Mononchus trichurus
  • Host: in/on Soil
  • Origin: E. C. Sumatra, Indonesia
  • Collector: C. M. Tompkins via Gerald Thorne
  • Date Collected: 1932 Feb
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 18 (5 females & 1Y)

Entry Number: 22186

  • Nematode: Mononchus zschokkei
  • Host: in/on Soil
  • Origin: Atlin, British Columbia, Canada
  • Collector: Gerald Thorne
  • Date Collected: 1932 Aug 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 19 (1 male)

Entry Number: 22187

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Atlin, British Columbia, Canada
  • Collector: Gerald Thorne
  • Date Collected: 1932 Aug 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 20 (2Y)

Entry Number: 22188

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Atlin, British Columbia, Canada
  • Collector: Gerald Thorne
  • Date Collected: 1932 Aug 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 1l (1Y)

Entry Number: 22189

  • Nematode: Mononchus sp.
  • Host: in/on Soil (Stream bed)
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1932 May 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 22 (1 female)

Entry Number: 22190

  • Nematode: Mononchus sp.
  • Host: in/on Soil (Stream bed)
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Oct 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 22a (1 male)

Entry Number: 22191

  • Nematode: Mononchus reversus
  • Host: (Imported plants) in/on Roots/Soil
  • Origin: Rio Janeiro, Brazil
  • Collector: Gerald Thorne
  • Date Collected: 1918 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 23 (1 female)

Entry Number: 22192

  • Nematode: Mononchus sp.
  • Host: in/on Soil
  • Origin: Broad Run, Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Oct 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 24 (3 females)

Entry Number: 22193

  • Nematode: Mononchus lacustris
  • Host: (Imported plants) in/on Roots/Soil
  • Origin: Rio Janeiro, Brazil
  • Collector: Gerald Thorne
  • Date Collected: 1918 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 25 (3 females, 1Y)

Entry Number: 22194

  • Nematode: Mononchus sp.
  • Host: (Imported plants) in/on Roots/Soil
  • Origin: Rio Janeiro, Brazil
  • Collector: Gerald Thorne
  • Date Collected: 1918 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 25 (3 females & 1Y)