Homestios janinecairae, Warren & Bullard, 2021

Warren, Micah B. & Bullard, Stephen A., 2021, Fish blood flukes (Digenea: Aporocotylidae) from Indonesia: Two new genera and species infecting the banded eagle ray, Aetomylaeus nichofii (Bloch and Schneider, 1801) Capape´and Desoutter, 1979 (Myliobatiformes: Myliobatidae) from Borneo, International Journal for Parasitology: Parasites and Wildlife 15, pp. 43-50 : 47

publication ID

https://doi.org/ 10.1016/j.ijppaw.2021.02.002

persistent identifier

https://treatment.plazi.org/id/039287F2-FF99-FFCD-FFF9-1510E6ADFF29

treatment provided by

Felipe

scientific name

Homestios janinecairae
status

 

3.3. Homestios janinecairae View in CoL n. gen ( Figs. 3–4 View Fig )

3.3.1. Generic diagnosis

Body 9 × longer than wide, dorsoventrally flattened, muscular, aspinous. Rosethorn-shaped spines absent. Nervous system comprising paired lateral nerve cords. Anterior sucker aspinous, lacking peduncle, diminutive. Mouth subterminal. Pharynx absent. Oesophagus extending sinuously posteriad along midline for ≤ 1/4 of body length; posterior oesophageal swelling present. Intestine inverse U-shaped, asymmetrical; posterior caeca shorter than oesophagus, connecting to oesophagus ventrally, lacking diverticulae, terminating in anterior half of body. Testis single, medial, curving, lacking lobed margins. Vas deferens long,> 70% of seminal vesicle length, extending posteriad from testis. Cirrus-sac present, enveloping internal seminal vesicle and cirrus. Internal seminal vesicle distinct, longer than vas deferens. Extruded cirrus short, <5% of seminal vesicle length. Auxiliary external seminal vesicle absent. Common genital pore dorsal, post-gonadal. Ovary medial, post-caecal, wholly anterior to uterus; post-ovarian space comprising 1/3 of body length. Vitellarium follicular, diffuse, asymmetrical. Laurer’ s canal absent. O¨otype indistinct. Uterus post-gonadal, not extensively convoluted, extending posteriad before curving anteriad extending anterior to posterior margin of ovary before crossing midline and extending posteriad; uterine eggs irregular. Uterine seminal receptacle absent. Excretory vesicle small, medial, with arms, visible in posterior most region of body.

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