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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 19885 - 19896 of 41939

Entry Number: 19891

  • Nematode: Cephalobus cornis
  • 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: Rotylenchus 4a (1 male)

Entry Number: 19892

  • Nematode: Cephalobus nanus
  • Host: in/on Soil
  • Origin: St. Albans (Herts), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1934 Sep 09
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 2 (8 female)

Entry Number: 19893

  • Nematode: Cephalobus nanus
  • Host: in/on Soil
  • Origin: Kitzeberg, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1939 Aug 11
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchorhynchus 13 (1 female)

Entry Number: 19894

  • Nematode: Cephalobus nanus
  • Host: Triticum sp. (Wheat) in/on Roots/Soil
  • Origin: Nhill, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1939 Jul 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 2a (6 female)

Entry Number: 19895

  • Nematode: Cephalobus parvus
  • Host: in/on Agar
  • Origin: Honolulu, Hawaii, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Aug 28
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 3

Entry Number: 19896

  • Nematode: Cephalobus parvus
  • Host: Ananas comosus (Pineapple field) in/on Soil & Agar (see origin)
  • Origin: Oahu (Reared in agar several generations), Hawaii, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Aug 28
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Eucephalobus 6b (1 female)

Entry Number: 19897

  • Nematode: Cephalobus persegnis
  • Host: in/on Soil
  • Origin: East Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1924
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 4 (2 female)

Entry Number: 19898

  • Nematode: Cephalobus persegnis
  • Host: in/on Soil
  • Origin: Kobe, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: Prior to 1918
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabdolaimus 2 (2 female)

Entry Number: 19899

  • Nematode: Cephalobus persegnis
  • Host: in/on Soil
  • Origin: Portland (Northwest Bulb Company/ McKay collection), Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Aug 30
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 4c (14 female, 15 male)

Entry Number: 19900

  • Nematode: Cephalobus persegnis
  • 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: Cephalobus 4d (1 female)

Entry Number: 19901

  • Nematode: Cephalobus persegnis
  • Host: Narcissus sp. (Daffodils) in/on Soil
  • Origin: Brookings, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1936 Feb 27
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 4e (2 female)

Entry Number: 19902

  • Nematode: Cephalobus persegnis
  • Host: in/on Soil
  • Origin: Nhill, Oregon, USA
  • Collector: Gerald Thorne
  • Date Collected: 1939 Jul 13
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Cephalobus 4f (2 female)