A new species of Leptophoxoides Barnard, 1962 (Amphipoda, Phoxocephalidae) from the Brazilian northeastern continental slope
نویسندگان
چکیده
A new species of Leptophoxoides Barnard, 1962 is described with material from the continental slope Rio Grande do Norte state, northeastern Brazil at three different depths: 150, 400 and 2,500 meters. longisetae sp. nov. can be diagnosed distinguished other two genus, L. molaris marina Senna, 2010, by following characters: antenna 1 peduncular article ventral apex weakly ensiform; maxilla inner plate longer than outer; maxilliped palp 3 blunt extremely protuberant apex; gnathopods 1-2 carpus almost cryptic; gnathopod 2 palm defined a large sharply produced palmar hump; pereopod 6 basis posterodistal corner as lobe; telson dorsal long plumose setae on each side. This first record genus for Brazilian waters, uncovering higher biodiversity in deep waters.
منابع مشابه
A new species of Elasmopus (Amphipoda: Hadzioidea: Maeridae) from Suape Harbor, Northeastern Brazilian coast.
A new amphipod species of the genus Elasmopus Costa, 1853 is described based on material collected from intertidal rocky shore, near the Suape Harbor, coast of the Brazilian state of Pernambuco. The new species may be recognized by the propodus of gnathopod 2 suboval, slightly tapering distally, palmar margin not defined by a stout seta, spine, or palmar corner, with a subdistal blunt tubercle,...
متن کاملA new species of Cymadusa Savigny, 1816 (Crustacea: Amphipoda: Ampithoidae) from northeastern Brazil
A new species of the amphipod family Ampithoidae Stebbing, 1899 is described from the northeastern Brazilian waters. The new described taxon is grouped in the genus Cymadusa Savigny, 1816, since it presents all the diagnostic characteristics of the genus. The examined material was collected by scuba diving in the Rocas Atoll, off Rio Grande do Norte state coast, Camamu Bay and Todos os Santos B...
متن کاملFour new Paramphimonhystrella species (Nematoda: Xyalidae) from the continental slope of New Zealand.
Four new Paramphimonhystrella species are described from the continental slope of New Zealand. P. glossalga n. sp. is characterised by presence of twelve lips, large buccal cavity, males with short, heavily cuticularised spicules joined distally, and females with large postvulvar sac and hammer-shaped cuticularised piece immediately posterior to vagina. P. barbula n. sp. is characterised by nar...
متن کاملSeven new species and one new species record of Sabatieria (Nematoda: Comesomatidae) from the continental slope of New Zealand.
Sabatieria is the most abundant nematode genus on the upper continental slope of New Zealand but no Sabatieria species have yet been recorded/described from the region's deep-sea habitats. The present study describes seven new and one known species of this genus from the continental margin of New Zealand. S. bitumen Botelho et al. 2007 was originally described from the South Atlantic Ocean, and...
متن کاملHooked from the deep: a rare new species of Taeniogyrus (Holothuroidea, Chiridotidae) from the continental slope of Brazil, southwestern Atlantic.
Most species of Taeniogyrus Semper, 1867 are known from shallow water in the Indo-Pacific, with other records in Antarctica, Mediterranean Sea, and the Atlantic. A new species of Taeniogyrus is described and illustrated here from the continental slope of Campos Basin, southeast of Brazil. In this species, sigmoid hooks (336-405 µm) are much larger than in any other in the genus, bearing a long ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Papéis Avulsos de Zoologia
سال: 2022
ISSN: ['1807-0205', '0031-1049']
DOI: https://doi.org/10.11606/1807-0205/2022.62.006