<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Twenty-four individuals of <italic>Narceus gordanus</italic> (Diplopoda: Spirobolidae) were collected in Ocala National Forest, FL, between November 2013 and July 2014. Each specimen was dissected to extract the intestine, which was removed and examined for parasitic nematodes. <italic>Coronostoma claireae</italic> n. sp. was collected from the hindgut and midgut of 10 specimens, and its morphology was examined with brightfield, differential interference contrast, phase contrast, and scanning electron microscopy. This species is separated from other <italic>Coronostoma</italic> spp. by the following characteristics: body length less than 3 mm; head sense organs pit-like; first annule long, extending past middle of corpus, width similar to that of second annule; basal bulb pyriform; eggs larger than 60 × 50 μm. This species is the first North American record for the genus <italic>Coronostoma</italic>, which is removed from Thelastomatoidea: Thelastomatidae and reassigned to Coronostomatidae on the basis of presumed apomorphies. A key is provided for known <italic>Coronostoma</italic> spp. The superfamily Coronostomatoidea is re-established for Coronostomatidae and Traklosiidae.</p></abstract>

Twenty-four individuals of Narceus gordanus (Diplopoda: Spirobolidae) were collected in Ocala National Forest, FL, between November 2013 and July 2014. Each specimen was dissected to extract the intestine, which was removed and examined for parasitic nematodes. Coronostoma claireae n. sp. was collected from the hindgut and midgut of 10 specimens, and its morphology was examined with brightfield, differential interference contrast, phase contrast, and scanning electron microscopy. This species is separated from other Coronostoma spp. by the following characteristics: body length less than 3 mm; head sense organs pit-like; first annule long, extending past middle of corpus, width similar to that of second annule; basal bulb pyriform; eggs larger than 60 × 50 μm. This species is the first North American record for the genus Coronostoma, which is removed from Thelastomatoidea: Thelastomatidae and reassigned to Coronostomatidae on the basis of presumed apomorphies. A key is provided for known Coronostoma spp. The superfamily Coronostomatoidea is re-established for Coronostomatidae and Traklosiidae.

<italic>Coronostoma claireae</italic> n. sp. (Nematoda: Rhabditida: Oxyuridomorpha: Coronostomatidae) from the Indigenous Milliped <italic>Narceus gordanus</italic> (Chamberlain, 1943) (Diplopoda: Spirobolida) in Ocala National Forest, Florida

Journal of Nematology

This work is licensed under the Creative Commons Attribution 4.0 International License.

 n. sp. (Nematoda: Rhabditida: Oxyuridomorpha: Coronostomatidae) from the Indigenous Milliped  (Chamberlain, 1943) (Diplopoda: Spirobolida) in Ocala National Forest, Florida

Twenty-four individuals of Narceus gordanus (Diplopoda: Spirobolidae) were collected in Ocala National Forest, FL, between November 2013 and July 2014. Each...

Coronostoma claireae n. sp. (Nematoda: Rhabditida: Oxyuridomorpha: Coronostomatidae) from the Indigenous Milliped Narceus gordanus (Chamberlain, 1943) (Diplopoda: Spirobolida) in Ocala National Forest, Florida

Published Online: Jul 21, 2017

Page range: 159 - 169

Received: Dec 04, 2015

DOI: https://doi.org/10.21307/jofnem-2017-023

Keywords
host-parasitic relationship, key, morphology, predator, nematophagy, scanning electron microscopy (SEM), Spirobolida, taxonomy, Thelastomatoidea, United States

© 2016 Gary Phillips et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Coronostoma claireae n. sp. (Nematoda: Rhabditida: Oxyuridomorpha: Coronostomatidae) from the Indigenous Milliped Narceus gordanus (Chamberlain, 1943) (Diplopoda: Spirobolida) in Ocala National Forest, Florida

Published Online: Jul 21, 2017

Page range: 159 - 169

Received: Dec 04, 2015

DOI: https://doi.org/10.21307/jofnem-2017-023

Keywordshost-parasitic relationship, key, morphology, predator, nematophagy, scanning electron microscopy (SEM), Spirobolida, taxonomy, Thelastomatoidea, United States

© 2016 Gary Phillips et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
host-parasitic relationship, key, morphology, predator, nematophagy, scanning electron microscopy (SEM), Spirobolida, taxonomy, Thelastomatoidea, United States