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A New Camallanid Nematode from Hawaii

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Title:A New Camallanid Nematode from Hawaii
Authors:Noble, Elmer R.
Date Issued:Jul 1966
Publisher:University of Hawai'i Press
Citation:Noble ER. 1966. A new Camallanid nematode from Hawaii. Pac Sci 20(3): 360-366.
Abstract:Spirocamallanus istiblenni n. sp. is described from the intestine of
Istiblennius zebra, a tidepool fish at Oahu, Hawaii. Female worms average 21.5
mm long, and the adult female:male length ratio is 1.44:1.0. The chief diagnostic
characters include a reduced posterior ovary, a male caudal papillae pattern of six
preanal and three postanal, a spicule length ratio of 3:2, and an H-shaped arrangement
of the anterior excretory canal system. The buccal capsule possesses 13-14
spiral thickenings. The possible evolutionary significance of the posterior ovary is
mentioned; a list of other parasites of this host and ecological consideration s are
Appears in Collections: Pacific Science Volume 20, Number 3, 1966

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