Nematode Systematic Resources 

1. WoRMS
2. Nemys World Database of Nematodes
3. ITIS
4. NCBI
5. Nemaplex
• Dictionary of Terminology (Nemaplex) 
  
6. ZOOTAXA 2022 (Phylum Nematoda: a classification  28,537 species)
   
7. NemaTaxa is a taxonomic database designed for analyzing nematode community data.
8. NINJA: Nematode INdicator Joint Analysis
9. IRMNG

1. USDA Nematode Collection Database, USA 
2. Canadian National Collection of Insects, Arachnids, and Nematodes
   
3. Nematode Collection Europe
4. Collection of Phytoparasitic and Free-Living Nematodes from Costa Rica
   
5. National Collection of Nematodes (South Africa)
   
6. The National Nematode Collection of India (NNCI)
   
7. Museum and Institute of Zoology in Warsaw, Poland
   
8. Senckenberg, Weimar, Germany
9. Swedish Museum of Natural History
10. Muséum national d'Histoire naturelle, Paris France
    
11. CDFA Nematode Collection USA, California 
12. Nematode Collection in The James Baldwin's Lab (out of maintenance)
13. National Nematode Collection of New Zealand
14. Waite Insect and Nematode Collection, Australia
    
15. Zoological Institute RAS (ZIN), St. Petersburg, Russia
16. Institute of Natural Sciences (RBINS) Belgium
17. GUM (Ghent University) (Belgium)
18. Museum für Naturkunde der Humboldt Universität Berlin, Germany
    
19. National Research Collections Australia at CSIRO Canberra

1. USDA Nematode Collection Database, USA 
2. Canadian National Collection of Insects, Arachnids, and Nematodes
   
3. Nematode Collection Europe
4. Collection of Phytoparasitic and Free-Living Nematodes from Costa Rica
   
5. National Collection of Nematodes (South Africa)
   
6. The National Nematode Collection of India (NNCI)
   
7. Museum and Institute of Zoology in Warsaw, Poland
   
8. Senckenberg, Weimar, Germany
9. Swedish Museum of Natural History
10. Muséum national d'Histoire naturelle, Paris France
    
11. CDFA Nematode Collection USA, California 
12. National Nematode Collection of New Zealand
13. Waite Insect and Nematode Collection, Australia
    
14. Zoological Institute RAS (ZIN), St. Petersburg, Russia
15. Institute of Natural Sciences (RBINS) Belgium
16. GUM (Ghent University) (Belgium)
17. Museum für Naturkunde der Humboldt Universität Berlin, Germany
    
18. National Research Collections Australia at CSIRO Canberra

1. Diagnostic (Identification and Recommendations)
   1. International University of Nebraska-Lincoln
   2. International INIAV (National Institute of Agricultural and Veterinary Research)
   3. International NemaLab (University of Évora)
   4. International NEMATO-lab (University of Coimbra)
   5. International FitoLab
   6. Domestic USA University of Florida
2. Biosystematic
   1. Primers NF1-18Sr2b a preferred choice for soil nematodes
      
   2. Primers SSUF04-SSUR22 a preferred choice for for marine nematodes
   3. Primers Nemf-18Sr2b high coverage and large read length. 
3. Molecular Reference Databases
   
4. 1. SILVA
      
   2. GenBank

1. JON (Journal of Nematology)
   •  The official technical and scientific communication publication of the Society of Nematologists (SON).
2. Nematology
   • An international journal that covers various aspects of nematological research, excluding vertebrate parasitology.
3. Nemaplex
   • The Nemaplex database, maintained by the University of California, Davis, offers a wealth of information on nematode taxonomy, including morphological descriptions, keys, and images. 
   • It covers various nematode genera and species, making it a valuable resource for researchers and practitioners.
4. Encyclopedia of Life (EOL)
   • EOL is a collaborative effort to create a comprehensive database of all known species on Earth.
   • While not exclusively focused on nematodes, it includes taxonomic information, images, and references for many nematode species.
5. SpringerLink
   • SpringerLink hosts numerous scientific journals, including those related to nematology.
   • Researchers often publish taxonomic studies and descriptions of new nematode species in these journals.
6. MDPI
   • MDPI (Multidisciplinary Digital Publishing Institute) publishes open-access journals across various scientific disciplines.
   • Some of their journals contain research articles related to nematode taxonomy and systematics.
7. African Journal of Biotechnology (AJB)
   • AJB occasionally features research articles on nematode taxonomy and identification.   
8. American Phytopathological Society (APS)

• APS journals, such as Phytopathology, may include taxonomic studies on plant-parasitic nematodes.

9.  Russian Journal of Nematology

•  (Russian: Российский нематологический журнал) is a peer-reviewed scientific journal that covers all aspects of studying nematodes. 

10. Chinese Journal of Nematology

• The Chinese Journal of Nematology is an official publication that covers various aspects of nematology research.

11. European Journal of Nematology

• The European Journal of Nematology is a scientific publication that covers various aspects of nematology research.

12. The Helmithological Society of Washington

• Back Issue Digital Archive Server. Has many detailed drawings and descriptions of nematodes.

13.  Nematology Through the Virtual Microscope

• An electronic study aid for Nematology/Biology 159: The Biology of Nematodes (J.G. Baldwin & P. De Ley)