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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 38773 - 38784 of 41939

Entry Number: 43836

  • Nematode: Eudorylaimus sp.
  • Host: (Coconut tree)
  • Origin: British Hondurus
  • Collector: Gerald Thorne via N. Knobloch
  • Date Collected: 1968 Aug
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-333

Entry Number: 43837

  • Nematode: Tylencholaimellus
  • Host: (Native sod) in/on Soil
  • Origin: Glendive, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1967 Jun 07
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-369

Entry Number: 43838

  • Nematode: Penagrolaimus subelongatus
  • Host: (Grain field)
  • Origin: Dry Farms, South Dakota, USA
  • Collector: Gerald Thorne via Leon Wood
  • Date Collected: 1964 May 05-07
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-421

Entry Number: 43839

  • Nematode: Paraphelenchus
  • Host: (Pasture plots) in/on Soil
  • Origin: Cottonwood, South Dakota, USA
  • Collector: Gerald Thorne via M. Endwoldsen
  • Date Collected: 1964 Jul 22
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-424

Entry Number: 43840

  • Nematode: Tylencholaimellus
  • Host: (Pasture plots) in/on Soil
  • Origin: Cottonwood, South Dakota, USA
  • Collector: Gerald Thorne via M. Endwoldsen
  • Date Collected: 1964 Jul 22
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-424

Entry Number: 43841

  • Nematode: Nygolaimus dubius
  • Host: (Native sod) in/on Soil (Native sod)
  • Origin: East of Dunniston, North Dakota, USA
  • Collector: Gerald Thorne
  • Date Collected: 1967 Jun 06
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-435

Entry Number: 43842

  • Nematode: Dorylaimoides
  • Host: (Prairie sod) in/on Soil
  • Origin: Presho, South Dakota, USA
  • Collector: Gerald Thorne
  • Date Collected: 1965 Jul 18
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-446

Entry Number: 43843

  • Nematode: Discolaimium cylindricum
  • Host: (Prairie sod) in/on Soil
  • Origin: Presho, South Dakota, USA
  • Collector: Gerald Thorne
  • Date Collected: 1965 Jul 18
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-446

Entry Number: 43844

  • Nematode: Panagrolaimus subetongatus
  • Host: (Native sod) in/on Soil
  • Origin: Glendive, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1967 Jun 07
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-555

Entry Number: 43845

  • Nematode: Nordia penetrans
  • Host: (Native sod) in/on Soil
  • Origin: Mile 654 on #12, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1967 Jun 08
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-556

Entry Number: 43846

  • Nematode: Acrobeles
  • Host: (Native sod) in/on Soil
  • Origin: Mile 654 on #12, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1967 Jun 08
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-556

Entry Number: 43847

  • Nematode: Triplonchium
  • Host: (Native sod) in/on Soil
  • Origin: Mile 654 on #12, Montana, USA
  • Collector: Gerald Thorne
  • Date Collected: 1967 Jun 08
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-556