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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 18901 - 18912 of 41939

Entry Number: 18906

  • Nematode: Acrobeles complexus
  • Host: Covillea tridentata (Larrea) in/on Soil
  • Origin: Littlefield, Arizona, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Jul 15
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Placodira 1b (1 female)

Entry Number: 18907

  • Nematode: Acrobeles complexus
  • Host: Citrus paradisi (Grapefruit) in/on Soil
  • Origin: Bard, California, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Apr 28
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeles 1L (1 female, 3 male)

Entry Number: 18908

  • Nematode: Acrobeles complexus
  • Host: Covillea sp. (Desert Plants) in/on Soil
  • Origin: Sacaton, Arizona, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 May 03
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeloides 6f (3 female, 1 male)

Entry Number: 18909

  • Nematode: Acrobeles complexus
  • Host: Phoenix sp. (Date Palm) in/on Soil
  • Origin: Indio (Same location as mononchs were planted ten years ago.), California, USA
  • Collector: Gerald Thorne & McBeth
  • Date Collected: 1938 Apr 26
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 60 (1 male)

Entry Number: 18910

  • Nematode: Acrobeles complexus
  • Host: Covillea sp. (Desert Plants) in/on Soil
  • Origin: Yuma Mesa, Arizona, USA
  • Collector: Gerald Thorne
  • Date Collected: 1938 Apr 30
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeles 1m (6 female, 1 male)

Entry Number: 18911

  • Nematode: Acrobeles complexus
  • Host: in/on Soil
  • Origin: Powell National Forest (East Fork of Sovier River, Elevation 8000ft.), Utah, USA
  • Collector: L. J. Farmar via Gerald Thorne
  • Date Collected: 1938 Dec 12
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Chiloplacus 7p (2 female)

Entry Number: 18912

  • Nematode: Acrobeles complexus
  • Host: in/on Soil
  • Origin: Mosida, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1940 Apr 04
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Tylenchus 2b (1 male)

Entry Number: 18913

  • Nematode: Acrobeles complexus
  • Host: Beta sp. (Beet (Frick)) in/on Soil
  • Origin: Arvin, California, USA
  • Collector: Gerald Thorne & M. W. Allen
  • Date Collected: 1940 May 21
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeles 1n (1 female, 2 male)

Entry Number: 18914

  • Nematode: Acrobeles complexus
  • Host: Citrus sp. (Citrus (young stocks)) in/on Soil
  • Origin: Riverside (Actually originated in a nursery in northwest part of San Fernando Valley.), California, USA
  • Collector: J. C. Johnston via Gerald Thorne
  • Date Collected: 1940 Dec 23
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Acrobeloides 10b (4 female)

Entry Number: 18915

  • Nematode: Acrobeles complexus
  • Host: Citrus sp. (Citrus*) in/on Soil
  • Origin: Los Angeles Co., California, USA
  • Collector: Kenneth M. Smoyer (Asst. County Agent via Gerald Thorne
  • Date Collected: 1941 Jan 30
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabditella 2a (1 female)

Entry Number: 18916

  • Nematode: Acrobeles complexus
  • Host: (Variety of plants) in/on Soil (Delta)
  • Origin: State College, Mississippi, USA
  • Collector: J. A. Pinckard via Gerald Thorne
  • Date Collected: 1942 Feb 20
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Rhabditis 4k (1 male)

Entry Number: 18917

  • Nematode: Acrobeles complexus
  • Host: Saintpaulia ionantha (African Violet) in/on Soil
  • Origin: San Francisco (greenhouse), California, USA
  • Collector: C. M. Tompkins via Gerald Thorne
  • Date Collected: 1944 Apr 14
  • Date Received: 1963 Sep 06
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne)
  • Slides: Dorylaimus 52k (2 female, 2 male)