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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 36589 - 36600 of 41939

Entry Number: 36670

  • Nematode: Mermis nigrescens
  • Host: Schistocerca (grasshopper)
  • Origin: Córdoba, Veracruz, Mexico
  • Collector: Herrera
  • Date Collected: 1924 Oct 16
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17524

Entry Number: 36671

  • Nematode: Mermis nigrescens
  • Origin: The New York Botanical Garden, Bronx, New York, USA
  • Date Collected: 1925 Oct 01
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17525

Entry Number: 36672

  • Nematode: Mermis nigrescens
  • Origin: The New York Botanical Garden, Bronx, New York, USA
  • Date Collected: 1925 Oct 01
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17526

Entry Number: 36673

  • Nematode: Mermis nigrescens
  • Origin: The New York Botanical Garden, Bronx, New York, USA
  • Date Collected: 1925 Oct 01
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17527

Entry Number: 36674

  • Nematode: Mermis nigrescens
  • Origin: The New York Botanical Garden, Bronx, New York, USA
  • Date Collected: 1925 Oct 01
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17528

Entry Number: 36675

  • Nematode: Paramermis judayi
  • Origin: Green Lake, Wisconsin, USA
  • Date Collected: 1921 Aug
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-16976

Entry Number: 36676

  • Nematode: Hexamermis microamphidis
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17013

Entry Number: 36677

  • Nematode: Hexamermis microamphidis
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17014

Entry Number: 36678

  • Nematode: Hexamermis microamphidis
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17015

Entry Number: 36679

  • Nematode: Mesomermis tetana
  • Origin: Timpanagos Loop, Aspen Creek, Utah, USA
  • Collector: G. Thorne
  • Date Collected: 1927 Sept 25
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17016

Entry Number: 36680

  • Nematode: Mesomermis tetana
  • Origin: Timpanagos Loop, Aspen Creek, Utah, USA
  • Collector: G. Thorne
  • Date Collected: 1927 Sept 25
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17017

Entry Number: 36681

  • Nematode: Mesomermis tetana
  • Origin: Timpanagos Loop, Aspen Creek, Utah, USA
  • Collector: G. Thorne
  • Date Collected: 1927 Sept 25
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-17018