WoRMS source details
Echinosigra paradoxa (Mortensen, 1905) accepted as Echinosigra (Echinosigra) phiale phiale (Thomson, 1873) (original description)
Plexechinus hirsutus Mortensen, 1905 (original description)
Plexechinus nordenskioldi Mortensen, 1905 accepted as Antrechinus nordenskjoldi (Mortensen, 1905) (original description)
Plexechinus Nordenskiöldi Mortensen, 1905 accepted as Antrechinus nordenskjoldi (Mortensen, 1905) (original description)
Plexechinus nordenskjoldi Mortensen, 1905 accepted as Antrechinus nordenskjoldi (Mortensen, 1905) (original description)
Pourtalesia paradoxa Mortensen, 1905 accepted as Echinosigra paradoxa (Mortensen, 1905) accepted as Echinosigra (Echinosigra) phiale phiale (Thomson, 1873) (original description)
Pourtalesia wandeli Mortensen, 1905 accepted as Pourtalesia miranda A. Agassiz, 1869 (original description)
Urechinus drygalskii Mortensen, 1905 accepted as Antrechinus drygalskii (Mortensen, 1905) (original description)
Antarctica for Urechinus drygalskii Mortensen, 1905
Davis Strait for Pourtalesia wandeli Mortensen, 1905
Denmark Strait for Plexechinus hirsutus Mortensen, 1905
Icelandic Exclusive Economic Zone for Echinosigra paradoxa (Mortensen, 1905)
Icelandic Exclusive Economic Zone for Pourtalesia paradoxa Mortensen, 1905
South Atlantic for Antrechinus nordenskjoldi (Mortensen, 1905)
South Atlantic for Plexechinus nordenskioldi Mortensen, 1905
South Georgian and the South Sandwich Islands for Amphipneustes koehleri Mortensen, 1905
Differs from A. Lorioli Koehler by its low test, which recalls that of Abatus cavernosus. The periproct is above ... [details]
Differs from U. naresianus in the configuration of the posterior end of the test; the periproct is just above the ... [details]
Differs considerably from the two other species in several respects. The labrum is not separated from the second ... [details]
This is the most extraordinary of the species of Pourtalesia hitherto known. It is nearly related to P. phiale, but ... [details]
Closely related to the Pacific species, P. cinctus A. Ag., from which it is, however, easily distinguished by the ... [details]
Differs considerably from the two other species in several respects. The labrum is not separated from the second ... [details]
This is the most extraordinary of the species of Pourtalesia hitherto known. It is nearly related to P. phiale, but ... [details]
Differs from U. naresianus in the configuration of the posterior end of the test; the periproct is just above the ... [details]
Lat. 53° 34' S. Long. 43° 23' W. 160 M. Lat. 54° 17' S. Long. 36° 28' W. 74 M. Off South Georgia. (Swedish ... [details]
Near the Antarctic Continent; 3423 Meter. (German South- Polar Expedition.) [details]
Lat. 53° 34' S. Long. 43° 23' W. (Shag Rocks Bank) 160 Meter. (Swedish South-Polar Expedition.) [details]
S. of Iceland. 843-912 fathoms. (‘Ingolf’-Expedition.) [details]
Northern Atlantic; Denmark Strait. c. 450-1300 fathoms. (‘Ingolf '-Expedition.) [details]
Lat. 53° 34' S. Long. 43° 23' W. (Shag Rocks Bank) 160 Meter. (Swedish South-Polar Expedition.) [details]
S. of Iceland. 843-912 fathoms. (‘Ingolf’-Expedition.) [details]
Northern Atlantic; Davis Strait. 845 - 1715 fathoms. (‘Ingolf’- Expedition) [details]
This is a large species like P. Jefreysi, from which it is easily distinguished by the shape of the test; it is ... [details]
Near the Antarctic Continent; 3423 Meter. (German South- Polar Expedition.) [details]
