Published December 31, 2011 | Version v1
Taxonomic treatment Open

Hexaglandula corynosoma Travassos 1915

Description

Hexaglandula corynosoma Travassos, 1915

(Fig. 9)

Localitiy. VERACRUZ: Laguna la Rivera.

Specimens deposited. CNHE 7777.

Remarks. The 2 specimens collected in the present study correspond to Hexaglandula corynosoma by having a ventral curved trunk covered by spines extending into the middle region of the trunk, and by lacking genital spines. The specimens show a cylindrical proboscis armed with 16 longitudinal circles of 11 hooks each, conical neck, and double-walled proboscis receptacle, attached at the base of proboscis, with cerebral ganglion at mid-level (see Petrochenko, 1958). Nickol et al. (2002) reported the presence of cystacanths and adults of H. corynosoma in Southeastern U.S.A., and recently, Guillén-Hernández et al. (2008) reported the cystacanths of this species in the decapod Uca spinicarpa and the adult in the Yellow-crowned night heron Nyctanassa violacea (Linnaeus) in Mexico. The specimens recovered from the intestine of the white ibis represent a new host record for H. corynosoma.

Notes

Published as part of Ortega-Olivares, Mirza P., Hernández-Mena, David I., León, Gerardo Pérez-Ponce De & García-Varela, Martín, 2011, Helminths of the white ibis, Eudocimus albus (Aves: Therskiornithidae) in Mexico., pp. 15-26 in Zootaxa 3088 on page 21, DOI: 10.5281/zenodo.200878

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Additional details

References

  • Travassos, L. (1915) Revisao dos acanthocephalos brazileiros. II. Familia Echinorhynchidae Hamann, 1892 (2 Nota previa). Brazil Medico, 48, 377.
  • Petrochenko, V. I. (1958) Acanthocephala of domestic and wild animals, vol. 2. Izdatel'stvo Akademii Nauk SSSR, Moscow, 478 pp.
  • Nickol, B. B., Heard R. W. & Smith, N. F. (2002) Acanthocephalans from Crabs in the Southeastern U. S., with the first intermediate hosts known for Arhytmorhynchus frassoni and Hexaglandula corynosoma. Journal of Parasitology, 88, 79 - 83.