Steringophorus occidentalipacificus, Sokolov & Shchenkov & Gordeev, 2021

Sokolov, S. G., Shchenkov, S. V. & Gordeev, I. I., 2021, A phylogenetic assessment of Pronoprymna spp. (Digenea: Faustulidae) and Pacific and Antarctic representatives of the genus Steringophorus Odhner, 1905 (Digenea: Fellodistomidae), with description of a new species, Journal of Natural History 55 (13 - 14), pp. 867-887 : 876

Steringophorus occidentalipacificus sp. nov. ( Figure 3 (a–c))

Type host. Leuroglossus schmidti .

Site of infection. Intestine.

Type locality. Epipelagic layer of the Sea of Okhotsk (48°32ʹ8 N & 145°27ʹ2E)

Prevalence. 2 of 200 host specimens (1%).

Intensity of infection. 5 and 7 worms per host specimen.

Deposited material. 3 paragenophores: holotype ( IPEE RAS 1331 ) and 2 paratypes (1331, 1332) .

Representative DNA sequences. Two partial sequences of 28S rRNA and nd1 genes were deposited in Genbank ( NCBI) as MT 872202 and MT 876569 .

ZooBank registration. urn:lsid:zoobank.org:act:1C7989A5-9B77-4D66-AC48-A14DA2ADDD83

Etymology. Latin compound adjective occidentalipacificus , from occidentalis, western, and pacificus , pacific, indicating the region of the ocean where this species was found.

Figures

Figure 3. Holotype of Steringophorus occidentalipacificus sp. nov. (a) Whole mount, ventral view; (b) terminal genitalia, ventral view; (c) distal portion of male duct inside cirrus-sac; (d) egg. Abbreviations: ej, ejaculatory duct; ga, genital atrium; gcga gland-cells surrounding by genital atrium; isv, internal seminal vesicle; mp, male genital pore; mt, metraterm; pgc, prostatic gland-cells; pp, pars prostatica. Scales: (a) 2,000 µm; (b) 400 µm; (c) 200 µm; (d) 20 µm.