Rolltails

Rolltails
Heartworm larvae
Systematics
without rank: Bilateria without rank: Primordial mouths (protostomia) Over trunk : Molting animals (Ecdysozoa) Trunk : Roundworms (Nematoda) Class : Secernentea Order : Rolltails
Scientific name
Spirurida
Submissions
Spirurina Camallanina

Spirurida ( Spirurida ) are an order parasitically living nematodes from the class of Secernentea .

features

Rolltails have a two-part esophagus, the front part of which is muscular and the rear part contains glands. The rear end of male individuals is curved or rolled up in the abdomen and has two spicules of unequal length . Rolltails always develop with a host change ( heteroxic ), arthropods serve as intermediate hosts .

Systematics

The internal system of the rolltails has not been finally clarified. According to Roy C. Anderson, the following superfamilies are counted among the rolltails:

• Subordination Camallanina
  • Camallanoidea
  • Dracunculoidea
• Subordination to Spirurina
  • Gnathostomatoidea
  • Physalopteroidea
  • Rictularioidea
  • Thelazioidea
  • Spiruroidea
  • Habronematoidea
  • Acuarioidea
  • Filarioidea
  • Aproctoidea
  • Diplotriaenoidea

Individual evidence

1. ↑ Thomas Schnieder: Veterinary Parasitology . 6th edition. Georg Thieme, Stuttgart 2006, ISBN 3-8304-4202-5 , p. 227 .
2. ^ Roy C. Anderson: Nematode Parasites of Vertebrates: Their Development and Transmission . CABI, 2000, ISBN 0-85199-786-4 , pp. VII-IX .

Web links

Commons : Rolltails (Spirurida)  - Collection of images, videos and audio files