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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 21493 - 21504 of 41944

Entry Number: 21496

  • Nematode: Dorylaimus sp.
  • Host: Ficus sp. (Fig orchard) in/on Soil
  • Origin: Merced County, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1944 Mar 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 135 (6 females)

Entry Number: 21497

  • Nematode: Dorylaimus sp.
  • Host: in/on Water
  • Origin: Gainesville (City water supply), Florida, USA
  • Collector: L. E. Swanson via Gerald Thorne
  • Date Collected: 1942
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 136 (14 females)

Entry Number: 21498

  • Nematode: Dorylaimus sp.
  • Host: Quercus sp. (Oak) in/on Soil (Clay)
  • Origin: Duke Forest, North Carolina, USA
  • Collector: A. S. Pearse via Gerald Thorne
  • Date Collected: 1945 Mar 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 137 (1 male)

Entry Number: 21499

  • Nematode: Dorylaimus sp.
  • Host: in/on Soil
  • Origin: Modesto, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1943 Feb 22
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 138 (5 females & 1 male)

Entry Number: 21500

  • Nematode: Dorylaimus sp.
  • Host: in/on Soil
  • Origin: Vandalia, Michigan, USA
  • Collector: Gerald Thorne
  • Date Collected: 1950 Aug 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Unknown (4 females)

Entry Number: 21501

  • Nematode: Dorylaimus filiformis
  • Host: (Moss on granite boulder) in/on Soil
  • Origin: Falmouth, UK (England)
  • Collector: Gerald Thorne
  • Date Collected: 1950 Nov 01
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 94b (3 female Y & 2 males)

Entry Number: 21502

  • Nematode: Dorylaimus filiformis
  • Host: in/on Soil
  • Origin: Saint George, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Apr 02
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 3b (1 female)

Entry Number: 21503

  • Nematode: Dorylaimus sp.
  • Host: in/on Soil
  • Origin: Bellview, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Apr 05
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 5b (2Y)

Entry Number: 21504

  • Nematode: Dorylaimus 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: Dorylaimus 82 (7 females)

Entry Number: 21505

  • Nematode: Dorylaimus sp.
  • Host: in/on Soil (Stream bank)
  • 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 female & 1 male)

Entry Number: 21506

  • Nematode: Dorylaimus sp.
  • Host: Saccharum officinarum (Sugarcane) in/on Roots
  • Origin: Kailua (Cobb Collection), Hawaii, USA
  • Collector: Cassidy via Gerald Thorne
  • Date Collected: 1930
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 69a (1 female & 1 male & 1Y)

Entry Number: 21507

  • Nematode: Dorylaimus sp.
  • Host: in/on Soil
  • Origin: Sevier Valley, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1923
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 8h (2 females in balsam)