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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 21025 - 21036 of 41944

Entry Number: 21028

  • Nematode: Dorylaimus subulatus
  • Host: Pastinaca sativa (Parsnips) in/on Soil
  • Origin: Intercepted in Philadelphia, UK (England)
  • Collector: Gerald Thorne
  • Date Collected: 1932 Jun 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 47 (3 males)

Entry Number: 21029

  • Nematode: Dorylaimus subulatus
  • Host: in/on Soil
  • Origin: Saint Albans (Hertfordshire), UK (England)
  • Collector: Gerald Thorne
  • Date Collected: 1932 Apr 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Doryliamus 92 (6 females & 2 males)

Entry Number: 21030

  • Nematode: Dorylaimus subulatus
  • Host: Medicago sativa (Alfalfa) in/on Crowns
  • Origin: Medford, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Mar 29
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 47a (10 females)

Entry Number: 21031

  • Nematode: Dorylaimus subulatus
  • Host: Malus sp. (Apple) in/on Roots/Soil
  • Origin: Berkeley, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1939 May 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabditis 10i (2 females & 1 male)

Entry Number: 21032

  • Nematode: Dorylaimus subulatus
  • Host: in/on Soil (Wet)
  • Origin: Fish Lake, Utah, USA
  • Collector: S. K. Daniels via Gerald Thorne
  • Date Collected: 1947 Aug 17
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 47c (1 female & 2 males)

Entry Number: 21033

  • Nematode: Dorylaimus flavomaculatus
  • Host: in/on Soil
  • Origin: Lake Lackawaxen, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1923 Sep
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 48 (3 females & 2 males in balsam)

Entry Number: 21034

  • Nematode: Dorylaimus flavomaculatus
  • Host: in/on Soil
  • Origin: Lake Martha (Brighton), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Sep 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 48b (20 specimens)

Entry Number: 21035

  • Nematode: Dorylaimus flavomaculatus
  • Host: in/on Soil
  • Origin: Lake Martha (Brighton), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Oct 26
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 48c (face view)

Entry Number: 21036

  • Nematode: Dorylaimus flavomaculatus
  • Host: in/on Soil (Shore line)
  • Origin: Lake Mary, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1933 Aug 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 48e (1 female)

Entry Number: 21037

  • Nematode: Dorylaimus callosus
  • Host: in/on Soil
  • Origin: Lake Martha (Brighton), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Sep 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Nygolaimus 8 (1 female)

Entry Number: 21038

  • Nematode: Dorylaimus callosus
  • Host: in/on Soil
  • Origin: Broads Fork & Twin Peaks, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924 Aug
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Enchodelus 8 (2 specimens)

Entry Number: 21039

  • Nematode: Dorylaimus callosus
  • Host: in/on Soil
  • Origin: Lake Nipissing, Ontario, Canada
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 49 (1 female)