Organisms

Black Widow Spider

A venomous New World spider with an hourglass-shaped red mark on the abdomen.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A venomous New World spider with an hourglass-shaped red mark on the abdomen.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

Loading graph…

Drag nodes to rearrange; hover to trace links; click a node to open its page.

MeSH Record

Synonyms

6 entry terms
  • Lactrodectus schuchii
  • Latrodectus mactans
  • Southern Black Widow Spider
  • Black Widow Spiders
  • Spider, Black Widow
  • Widow Spider, Black

MeSH Record

Aspects Covered

18 allowable subheadings

Indexed with the subheadings anatomy & histology, chemistry, classification, cytology, drug effects, embryology, enzymology, genetics, growth & development, immunology, metabolism, microbiology, parasitology, pathogenicity, physiology, radiation effects, ultrastructure, virology.

MeSH Record

Indexing Annotation

/microbiol /parasitol /virol permitted; bite: coord IM with SPIDER BITES (IM)

MeSH Record

History Note

91(75); was see under SPIDERS 1975-90

MeSH Hierarchy

Tree Number

  1. B01w.050w.500w.131w.166w.803w.200w

AMA Style

References

  1. National Library of Medicine. Black Widow Spider. Medical Subject Headings (MeSH). 2026. Unique ID D001740. http://id.nlm.nih.gov/mesh/2026/D001740
  2. Black Widow Spider. In: Wikipedia. https://en.wikipedia.org/wiki/Latrodectus_mactans
  3. Black Widow Spider. In: Wikidata. https://www.wikidata.org/wiki/Q113297