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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 22045 - 22056 of 41939

Entry Number: 22051

  • Nematode: Mononchus macrostoma
  • Host: in/on Soil
  • Origin: Salt Lake City (field 2 1/2' deep), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Mar 16
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 2h (1 female)

Entry Number: 22052

  • Nematode: Mononchus macrostoma
  • Host: in/on Soil
  • Origin: Murry (soil from alfalfa field 42" deep), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Jul 11
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 18t (3 females & 5 males)

Entry Number: 22053

  • Nematode: Mononchus macrostoma
  • Host: in/on Soil (Stream bank)
  • Origin: Broad Run (Under bridge), Virginia, USA
  • Collector: Gerald Thorne
  • Date Collected: 1931 Oct 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 77c (1 female)

Entry Number: 22054

  • Nematode: Mononchus macrostoma
  • Host: Salix sp. (Willow) in/on Roots/Soil
  • Origin: Salt Lake City, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1937 Sep 27
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 2i (2 females)

Entry Number: 22055

  • Nematode: Mononchus macrostoma
  • Host: in/on Water
  • Origin: American Falls (Snake River), Idaho, USA
  • Collector: Gerald Thorne
  • Date Collected: 1946 Jun 7-8
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 2j (2 females)

Entry Number: 22056

  • Nematode: Mononchus macrostoma
  • Host: Beta sp. (Beet) in/on Soil
  • Origin: Lewiston (field 20-24" deep), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1946 Apr
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 2k (6 females & 1Y)

Entry Number: 22057

  • Nematode: Mononchus macrostoma
  • Host: in/on Soil
  • Origin: Carbondale, Colorado, USA
  • Collector: Gerald Thorne
  • Date Collected: 1949 Apr 07
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Panagrolaimus 6g1 (1 female)

Entry Number: 22058

  • Nematode: Mononchus longicaudatus
  • Host: in/on Soil (Stream bank)
  • Origin: Upper Farmington Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1923 Jun 10
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 3 (2 females)

Entry Number: 22059

  • Nematode: Mononchus longicaudatus
  • Host: in/on Soil
  • Origin: Bells Canyon, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1923 Jul 25
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Ironus 1b (2 females)

Entry Number: 22060

  • Nematode: Mononchus longicaudatus
  • Host: in/on Soil (Mud from spring)
  • Origin: Dog Valley, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1925 Aug 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 3a

Entry Number: 22061

  • Nematode: Mononchus longicaudatus
  • Host: in/on Soil
  • Origin: Brighton (Lake Martha), Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1926 Sep 19
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Mononchus 3b (6 females)

Entry Number: 22062

  • Nematode: Mononchus longicaudatus
  • 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: Mononchus 3c (5 females)