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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 21649 - 21660 of 41939

Entry Number: 21655

  • Nematode: Hemicycliophora similis
  • Host: Rosa sp. (Rose) in/on Roots/Soil
  • Origin: Colorado Springs (Rose from greenhouse), Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Nov 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 2c (1 female & 1Y)

Entry Number: 21656

  • Nematode: Hemicycliophora similis
  • Host: Rosa sp. (Rose) in/on Roots/Soil
  • Origin: Colorado Springs (Rose from greenhouse), Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1953 Feb 18
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Pratylenchus 9d (1Y)

Entry Number: 21657

  • Nematode: Hemicycliophora similis
  • Host: Prunus sp. (Peach orchard) in/on Soil
  • Origin: South Haven, Michigan, USA
  • Collector: Gerald Thorne
  • Date Collected: 1950 Aug 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 2d (2 females & 3Y)

Entry Number: 21658

  • Nematode: Hemicycliophora obtusus
  • Host: in/on Soil (Wet)
  • Origin: Lewiston (Wet soil near canal), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 3 (2 females)

Entry Number: 21659

  • Nematode: Hemicycliophora arcuata
  • Host: (Imported plants) in/on Roots/Soil
  • Origin: Rio de Janeiro, Brazil
  • Collector: Gerald Thorne
  • Date Collected: 1918 May 24
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tripyla 7 (3 females in balsam)

Entry Number: 21660

  • Nematode: Hemicycliophora nana
  • Host: (Alpine plants) in/on Roots/Soil
  • Origin: Vernal (Red Hill), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1948 May 30
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 5 (2 females)

Entry Number: 21661

  • Nematode: Hemicycliophora aberrans
  • Host: in/on Soil
  • Origin: Little Cottonwood, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1923 May 30
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 6 (3 females)

Entry Number: 21662

  • Nematode: Hemicycliophora gigas
  • Host: Quercus sp. (Oak) in/on Soil (Clay)
  • Origin: Duke Forest, North Carolina, USA
  • Collector: A. S. Pearse via Gerald Thorne
  • Date Collected: 1945 Apr 28
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 7 (2 females)

Entry Number: 21663

  • Nematode: Hemicycliophora tenuis
  • Host: in/on Soil (Stream bank)
  • Origin: Cottonwood Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1951 Apr 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 8 (1 female)

Entry Number: 21664

  • Nematode: Hemicycliophora conida
  • Host: Beta sp. (Beet field) in/on Soil
  • Origin: Ballycullane, Ireland
  • Collector: Gerald Thorne
  • Date Collected: 1951 Sep 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 9 (7 females, 1Y)

Entry Number: 21665

  • Nematode: Hemicycliophora conida
  • Host: Beta sp. (Beet field) in/on Soil
  • Origin: Ballycullane, Ireland
  • Collector: Gerald Thorne
  • Date Collected: 1951 Sep 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 9d (4 females)

Entry Number: 21666

  • Nematode: Hemicycliophora conida
  • Host: in/on Soil (Pasture)
  • Origin: Goree, Netherlands
  • Collector: J. W. Seinhorst via Gerald Thorne
  • Date Collected: 1948 Aug
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Hemicycliophora 9e (4 females & 3Y)