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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 41929 - 41939 of 41939

Entry Number: 47162

  • Nematode: Btylenchus or Rotylenchus spp.
  • Host: Dahlia pinnata (Dahlia)
  • Origin: Pennsylvania, USA
  • Collector: Mihail Kantor
  • Date Received: 6/25/2024
  • Disposition of Sample: Into USDANC (General)
  • Vials: G-8457

Entry Number: 47163

  • Nematode: Paratrichodorus reniforms
  • Host: Dahlia pinnata (Dahlia)
  • Origin: Pennsylvania, USA
  • Collector: Mihail Kantor
  • Date Received: 6/25/2024
  • Disposition of Sample: Into USDANC (General)
  • Vials: G-8458

Entry Number: 47164

  • Nematode: Filenchus discrepans
  • Origin: Maryland, USA
  • Collector: MIhail Kantor
  • Date Received: 3/19/2019
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22821, G-22822, G-22823

Entry Number: 47165

  • Nematode: Xiphenema sp.
  • Origin: Maryland, USA
  • Collector: Mihail Kantor
  • Date Received: 3/19/2019
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22824

Entry Number: 47166

  • Nematode: Meloidogyne sp.
  • Origin: Maryland, USA
  • Collector: Mihail Kantor
  • Date Received: 3/19/2019
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22825

Entry Number: 47167

  • Nematode: Punctodera sp.
  • Origin: Maryland, USA
  • Collector: Mihail Kantor
  • Date Received: 3/19/2019
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22826, G-22827, G-22828

Entry Number: 47168

  • Nematode: Basiria ritteri
  • Origin: Maryland, USA
  • Collector: Mihail Kantor
  • Date Received: 3/19/2019
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22829, G-22830

Entry Number: 47169

  • Nematode: Tylenchorhynchus san rotylenchus maximus
  • Origin: USA
  • Date Received: 11/28/2023
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22850

Entry Number: 47170

  • Nematode: Meloidoderta n. sp.
  • Origin: Upper Marlboro, Maryland, USA
  • Collector: Mihail Kantor
  • Date Received: 9/9/2021
  • Disposition of Sample: Into USDANC (General)
  • Slides: G-22852, G-22853

Entry Number: 47171

  • Nematode: Rotylenchus reniformis
  • Host: Psidium guajava (Guava)
  • Origin: Michoacan, Mexico
  • Collector: Eduardo Espinosa
  • Date Received: 3/21/2025
  • Slides: G-22854

Entry Number: 47172

  • Nematode: Neothada olearum sp. nov.
  • Origin: Chiclana, Juan, Spain
  • Collector: Pablo Castillo
  • Date Received: 2/6/2025
  • Disposition of Sample: Into USDANC (Type)
  • Slides: G-8128p was amended to G-8032p