Taxonavigation

Taxonavigation: Alepisauroidei 

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Cohors: Euteleosteomorpha
Subcohors: Neoteleostei
Infracohors: Eurypterygia
Section: Aulopa
Ordo: Aulopiformes
Subordo: Alepisauroidei

Familia: Paralepididae
Tribe: Lestidiini
Genus: Stemonosudis
Species: Stemonosudis retrodorsalis

Name

Type locality: Off Tawitawi Island, the Philippines, Sulu Sea, 5°40.9'N, 119°46.3'E - 5°43.1'N, 119°47.0'E, depth 460-514 meters.

Etymology: The specific name is combination of retro means behind and dorsalis mean back, here the dorsal fin, in referring to the backward position of dorsal fin.

Diagnosis: A species of the S. rothschildi species complex with dorsal fin situated far posteriorly, at about vertical through AFO; preanal length 73.2‒79.9% SL; six saddles on dorsum before dorsal fin; four saddles on abdominal ridge before pelvic fin; V‒D 96.3‒105.3% V‒A; vertebrae before DFO 57‒58, before AFO 56‒58; vertebrae between VFO and DFO 17‒19; lateral-line scales before DFO 56‒68 and before AFO 57‒58.

Primary references

Ho, H.-C., B. Russell, K. Graham and P. N. Psomadakis. 2019. Review of the Stemonosudis rothschildi species complex, with descriptions of two new species from the Indo-west Pacific Ocean (Aulopiformes: Paralepididae). Zootaxa, 4702(1):216-229.

References

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