Cephalobellus nolani

Cephalobellus nolani	Contents	Rev 10/11/2024
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Cephalobellus Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Thelastomatidae Menu	Feeding	References
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Classification:

Rhabditida
Spirurina
Thelastomatoidea: Thelastomatidae

Cephalobellus nolani Jex, Schneider, Rose & Cribb, 2006.

Morphology and Anatomy:

First annule small, swollen; second annule enlarged.
Pharyngeal corpus cylindrical. Bulb spherical.
Nerve ring situated near posterior end of corpus. Excretory pore located just posterior to pharyngeal bulb.
Pharyngo-intestinal junction with distinct cardia.
Lateral alae absent.
Tail initially conoid, then with robust, digitiform extension

Females:

Didelphic, amphidelphic; two spermathecae.
Vulva located at mid-body region. Vagina short, posteriorly directed, leading into long uterine part, eventually branching into two.
Anterior uterus short, directed anteriorly, reflexing posteriorly and leading to ovary just anterior to vulva.
Anterior ovary directed anteriorly, doubly reflexed near base of intestinal cardia, proceeding posteriorly and terminating at cap cell near mid-body.
Posterior uterus long, reflexed several times, leading to ovary in posterior third of body. Posterior ovary multiple reflexed, terminating at cap cell posterior to mid-body.
Eggs oval, asymmetric, distinctly angular on one side.

Cephalobellus nolani A: Adult female; B: Cephalic extremity; C: Pharyngeal region; (Scale bar: A, C, 100 um; B, 20 um) Drawings from Jex et al., 2006
Male: Not seen Ref: Jex et al., 2006
Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:strong>

Distribution:

Cephalobellus nolani described from Geoscapheus dilatatus (Blattodea: Geoscapheinae) from Mendooran, New South Wales, Australia.

Feeding:

Intestinal parasites of burrowing cockroaches

Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click	If species level data are not available, click for genus level parameters

Ecosystem Functions and Services:

Jex, A.R., Schneider, M.A., Rose, H.A., Cribb, T.H. 2006. New Thelastomatoidea (Nematoda: Oxyurida) from Australian burrowing cockroaches (Blaberidae: Geoscapheinae, Panesthiinae). Nematology 8:443-454.

Cephalobellus nolani

Contents

Classification:

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Morphology and Anatomy:

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Distribution:

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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:

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Copyright © 1999 by Howard Ferris.
Revised: October 11, 2024.

Cephalobellus nolani

Copyright © 1999 by Howard Ferris. Revised: October 11, 2024.

Copyright © 1999 by Howard Ferris.
Revised: October 11, 2024.