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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 33277 - 33288 of 41939

Entry Number: 33284

  • Nematode: Panagrodontus dentatus
  • Host: (Beetle (Black Hills) in Pine (Yellow)) in/on Frass
  • Origin: Powell National Forest, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Dec 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrodontus 1l (1 female, 3 males)

Entry Number: 33285

  • Nematode: Panagrodontus dentatus
  • Host: (Beetle (Black Hills) in Pine (Yellow)) in/on Frass
  • Origin: Powell National Forest, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Dec 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Aphelenchoides 10i (1 female, 1 male)

Entry Number: 33286

  • Nematode: Panagrodontus armatus
  • Host: Pinus & Dendroctonus ponderosa & monticolae (Pine (Ponderosa) & Beetle) in/on Soil & Frass
  • Origin: Uintah Park (Ashley Forest), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Oct 05-08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrodontus 2a (5 females, 5 males)

Entry Number: 33287

  • Nematode: Panagrodontus armatus
  • Host: Pinus & Dendroctonus ponderosa & monticolae (Pine (Ponderosa) & Beetle) in/on Soil & Frass
  • Origin: Uintah Park (Ashley Forest), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Oct 05-08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrodontus 2b (7 females, 3 males)

Entry Number: 33288

  • Nematode: Panagrodontus armatus
  • Host: Pinus & Dendroctonus ponderosa & monticolae (Pine (Ponderosa) & Beetle) in/on Soil & Frass
  • Origin: Uintah Park (Ashley Forest), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Oct 05-08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrodontus 2c (3 females, 3 males, 3Y)

Entry Number: 33289

  • Nematode: Panagrodontus armatus
  • Host: Pinus & Dendroctonus ponderosa & monticolae (Pine (Ponderosa) & Beetle) in/on Soil & Frass
  • Origin: Uintah Park (Ashley Forest), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Oct 05-08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrodontus 2d (face view)

Entry Number: 33290

  • Nematode: Panagrodontus armatus
  • Host: Pinus & Dendroctonus ponderosa & monticolae (Pine (Ponderosa) & Beetle) in/on Soil & Frass
  • Origin: Uintah Park (Ashley Forest), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Oct 05-08
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrodontus 2e (face view)

Entry Number: 33291

  • Nematode: Panagrodontus sp.
  • Host: Pinus & Dendroctonus ponderosa & monticolae (Pine (Ponderosa) & Beetle) in/on Soil & Frass
  • Origin: Green's Lake (Ashley Forest), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Nov 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabdontolaimus 1 (1 male)

Entry Number: 33292

  • Nematode: Panagrolaimus obesus
  • Host: in/on Soil
  • Origin: Little Cottonwood Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1922
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 2a

Entry Number: 33293

  • Nematode: Panagrolaimus obesus
  • Host: in/on Soil
  • Origin: Little Cottonwood Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Nov 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 2c (6 females, 3 males)

Entry Number: 33294

  • Nematode: Panagrolaimus obesus
  • Host: in/on Soil
  • Origin: Little Cottonwood Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Nov 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 2d (5 females, 4 males)

Entry Number: 33295

  • Nematode: Panagrolaimus obesus
  • Host: in/on Soil
  • Origin: Little Cottonwood Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1935 Nov 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 2e (8 females, 6 males)