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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 23137 - 23148 of 41939

Entry Number: 23143

  • Nematode: Hoplolaimus galeatus
  • Host: (Grass) in/on Soil
  • Origin: Beltsville, Maryland (greenhouse) (originally from Arlington Cemetery, Virginia), Virginia, USA
  • Collector: Donna Ellington
  • Date Collected: 2000 Aug 01
  • Date Received: 2000 Aug 01
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12343 & G-12344
  • Vials: G-5259g

Entry Number: 23144

  • Nematode: Aphelenchoides sp. (1 female & 1 male)
  • Host: Zelkova sp. in/on Soil
  • Origin: Destination: Mississippi, China
  • Collector: via Maria Perez (APHIS)
  • Date Collected: 2000 Nov 22
  • Date Received: 2000 Nov 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5245f

Entry Number: 23145

  • Nematode: Ditylenchus sp. (not destructor or dipsaci)
  • Host: Zelkova sp. in/on Soil
  • Origin: Destination: Mississippi, China
  • Collector: via Maria Perez (APHIS)
  • Date Collected: 2000 Nov 22
  • Date Received: 2000 Nov 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5245f

Entry Number: 23146

  • Nematode: Malenchus nanellus
  • Host: Zelkova sp. in/on Soil
  • Origin: Destination: Mississippi, China
  • Collector: via Maria Perez (APHIS)
  • Date Collected: 2000 Nov 22
  • Date Received: 2000 Nov 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12324
  • Vials: G-5245f

Entry Number: 23147

  • Nematode: Tylenchus sp.
  • Host: Zelkova sp. in/on Soil
  • Origin: Destination: Mississippi, China
  • Collector: via Maria Perez (APHIS)
  • Date Collected: 2000 Nov 22
  • Date Received: 2000 Nov 27
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5245f

Entry Number: 23148

  • Nematode: No Nematodes
  • Host: Podocarpus sp. in/on Root
  • Origin: Destination: Mississippi, China
  • Collector: via Maria Perez (APHIS)
  • Date Collected: 2000 Nov 22
  • Date Received: 2000 Nov 27
  • Disposition of Sample: Records only; material discarded

Entry Number: 23149

  • Nematode: Ecphyadophora quadralata
  • Host: (Palm (ornamental)) in/on Root/Soil
  • Origin: Singapore
  • Collector: via Choi-Pheng Yik (Sembawang Research Station, Singapore)
  • Date Collected: 2000 Jul 29 & Aug 03
  • Date Received: 2000 Aug 18
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12340

Entry Number: 23150

  • Nematode: Discocriconemella limitanea
  • Host: Nephelium lappaceum (Rambutan) in/on Soil
  • Origin: Singapore
  • Collector: via Choi-Pheng Yik (Sembawang Research Station, Singapore)
  • Date Collected: 2000 Aug 12
  • Date Received: 2000 Aug 18
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12351 & G-12352

Entry Number: 23151

  • Nematode: Rotylenchus robustus
  • Host: (Unknown Plant) in/on Root/Soil
  • Origin: Destination: Florida, Netherlands
  • Collector: Pam Markowitz via Frederick Zimmerman, Jr. (APHIS)
  • Date Collected: 2000 Dec 26
  • Date Received: 2000 Dec 29
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12349 & G-12350
  • Vials: G-5262f

Entry Number: 23152

  • Nematode: Rotylenchulus sp. (immature females & males)
  • Host: (Unknown Host) in/on Soil
  • Origin: Oman
  • Collector: via Jamal Khan
  • Date Received: 2000 Oct 12
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5240f

Entry Number: 23153

  • Nematode: Tylencholaimus sp.
  • Host: (Unknown Host) in/on Soil
  • Origin: Oman
  • Collector: via Jamal Khan
  • Date Received: 2000 Oct 12
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5240f

Entry Number: 23154

  • Nematode: Tylenchorhynchus sp. (juveniles)
  • Host: (Unknown Host) in/on Soil
  • Origin: Oman
  • Collector: via Jamal Khan
  • Date Received: 2000 Oct 12
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5240f