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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 33169 - 33180 of 41939

Entry Number: 33176

  • Nematode: Nacobbus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Roots
  • Origin: Mitchell, Nebraska, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Jun 27
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 4i (4 males)

Entry Number: 33177

  • Nematode: Nacobbus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Mitchell, Nebraska, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Sep 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 4k (3 larvae & 5 males)

Entry Number: 33178

  • Nematode: Nacobbus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Mitchell, Nebraska, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 4o (larvae & Y series)

Entry Number: 33179

  • Nematode: Nacobbus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Mitchell, Nebraska, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 4p (larvae in root tip)

Entry Number: 33180

  • Nematode: Nacobbus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Mitchell, Nebraska, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 4q (16 juveniles)

Entry Number: 33181

  • Nematode: Nacobbus sp.
  • Host: Beta saccharifera (Sugarbeet) in/on Soil
  • Origin: Mitchell, Nebraska, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Sep 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nacobbus 4r (larvae & young)

Entry Number: 33182

  • Nematode: Neotylenchus obesus
  • Host: Medicago sativa (Alfalfa) in/on Crown
  • Origin: Greeley, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924 Jul
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 2a (face view)

Entry Number: 33183

  • Nematode: Neotylenchus obesus
  • Host: (Dandelion) in/on Crown
  • Origin: Aberdeen, Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1944 Aug 07
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 2c (1Y)

Entry Number: 33184

  • Nematode: Neotylenchus latus
  • Host: Atriplex confertifolia (Shadscale) in/on Roots
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Dec 12
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 3 (2 males)

Entry Number: 33185

  • Nematode: Neotylenchus latus
  • Host: Atriplex confertifolia (Shadscale) in/on Roots
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Dec 12
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 3a (4 females)

Entry Number: 33186

  • Nematode: Neotylenchus latus
  • Host: Atriplex confertifolia (Shadscale) in/on Soil
  • Origin: Richfield, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Sep 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 3c (3 females)

Entry Number: 33187

  • Nematode: Neotylenchus latus
  • Host: Atriplex confertifolia (Shadscale) in/on Soil
  • Origin: Richfield, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Sep 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Neotylenchus 3d (face view)