Parabronema roundi		Contents		Rev 09/04/2026
		Classification		Hosts
		Morphology and Anatomy		Life Cycle
Return to Parabronema Menu		Economic Importance		Damage
		Distribution		Management
Return to Habronematidae Menu		Feeding		References
		Go to Nemaplex HomePage		Go to Dictionary of Terminology

Classification:

Chromadorea

  Chromadoria

   Rhabditida

Spirurina

              Habronematoidea

               Habronematidae

           Parabronema roundi Fitzsimmons, 1962

Synonyms:

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Morphology and Anatomy:

• Stoma slit-like, bounded by two pseudolips, each with a large median papilla, and by dorsal and ventral shields which overlap the lateral lips externally, each of which bears a pair of submedian and a more posterior pairof lateromedian papillae.
• Complex system of head ornamentation, six elongated horseshoe-shaped posterior cordons and six anterior cordons which overlap, and are probably continuous with the posterior series.
• Cuticle with transverse striations and longitudinal striations presenting a tessellate appearsnce.
•  Cervical papillae  at the level of the cuticular ring between the buccal cavity andn esophagus.
• In the lateral field,  a pair of cervical alae arise behind the cervical papillae and terminate about mid-esophagus; they continue as raised lateral ridges  almost to the caudal extremity of the female and to merge with the caudal alae of the male.
• Esophagus long and cylindrical

Female:

• .11.4-13.6 mm long
• Vulva posterior, 1.5 mm from tail tip
• Hatched larvae in uterus, viviparous

Male:

• 7.8-8.4 mm long

• Monorchic

• Bursa present

• Spicules unequal, the right shorter and broader, 220-240 um lonh; the left longer and more slende, 320-350 um long

• Gubernaculum with wings present

Drawings from Fitzimmons, 1962

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Distribution:

.Described  from the intestine of a rhinocerus (Rhinoceros bicornis) in Kenya

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Feeding:

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Biology and Ecology:

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Life Cycle:

.

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Ecosystem Functions and Services:

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Management:

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References:

Fitzimmons, W.M. 1962. Parabronetna roundi n.sp. (Spiruridae: Nematoda) from Rhinoceros bicornis in Kenya. J.Helminthology 36:39-44.

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Revised by Howard Ferris: September 04, 2026.