Scomberomorus munroi, a new species of Spanish mackerel from Australia and New Guinea

1980 ◽  
Vol 31 (2) ◽  
pp. 241
Author(s):  
BB Collette ◽  
JL Russo

S. munroi, sp. nov.. is described from northern Australia and southern Papua New Guinea. It has been confused with S. niphonius of the north-western Pacific because both are spotted species with many (19-22) dorsal spines. S. niphonius is unique among the 18 species of the genus in having a straight intestine; S. munroi, like most other species of Scomberomorus, has two loops and three limbs to the intestine. S. munroi has more vertebrae (50-52) than S. niphonius (48-50) and most other species of Australian Scomberomorus (S. commerson 42-46, S. queenslandicus 48-49, S. semifasciatus 44-46), except for S. multiradiatus from Papua New Guinea (55-56). S. munroi has a deeper body and a longer postorbital distance than S. niphonius.

2022 ◽  
Vol 10 (1) ◽  
pp. 65
Author(s):  
Artem M. Prokofiev ◽  
Olga R. Emelyanova ◽  
Alexei M. Orlov ◽  
Svetlana Y. Orlova

A new species, Diaphus balanovi, is described based on 35 specimens collected over the Emperor Seamount Chain in the north-western Pacific Ocean. It belongs to the D. fulgens species complex and is most similar to D. kuroshio both morphologically and genetically. Nevertheless, the new species can be distinguished from D. kuroshio by its higher gill-rakers count, large luminous scale at PLO, large Dn, somewhat higher position of SAO3, otolith shape, and larger absolute size. The CO1 mtDNA sequence of D. balanovi differs by 16 substitutions from that of D. kuroshio. Diaphus balanovi may represent a benthopelagic derivate of D. kuroshio endemic to the Emperor Seamounts.


Zootaxa ◽  
2017 ◽  
Vol 4244 (2) ◽  
pp. 219
Author(s):  
WILLIAM T. WHITE ◽  
PETER R. LAST ◽  
RALPH R. MANA

A new arhynchobatin skate, Notoraja sereti n. sp., is described based on three specimens collected from off Madang (Papua New Guinea) at depths of 800–980 m. This medium-size Notoraja skate shares with other velcro skates from the Western Pacific, N. alisae, N. fijiensis, N. inusitata and N. longiventralis, a ventral surface covering of fine denticles giving the skin a velvety feel. Notoraja sereti differs from all of these species in having a shorter snout (preorbital length 10.1–11.1 vs. 11.5–14.5% TL, prenasal length 8.2–8.9 vs, 9.8–12.1% TL), shorter head (dorsal head length 15.2–16.2 vs. 17.1–19.3% TL, ventral head length 21.6–22.9 vs. 22.9–25.9% TL), fewer pectoral-fin radials (total radials 58–60 vs. 61–74), and fewer vertebrae (predorsal diplospondylous centra 66–71 vs. 72–82, predorsal centra 90–95 vs. 98–107, total centra 126–131 vs. 135–152). 


Zootaxa ◽  
2006 ◽  
Vol 1208 (1) ◽  
pp. 57 ◽  
Author(s):  
STEPHEN J. RICHARDS ◽  
PAUL OLIVER ◽  
CHRIS DAHL ◽  
BURHAN TJATURADI

A new species of large green frog of the hylid genus Litoria is described from northern New Guinea. The new species is superficially similar to Litoria graminea and L. infrafrenata. It can be distinguished from L. graminea by the possession of a poorly defined white labial stripe that does not extend beyond the ear, and from L. infrafrenata by the combination of comparatively small adult size (males 57.9–60.4 mm), fully webbed fingers and a call that is a long (0.7–0.9 s) deep guttural growl. It is known from lowland forests around the village of Utai in north-western Papua New Guinea.


Zootaxa ◽  
2004 ◽  
Vol 423 (1) ◽  
pp. 1
Author(s):  
F. MONNIOT ◽  
C. MONNIOT

Two colonies of a new Plurellidae, Plurella colini were collected by SCUBA in the north east and south east of Papua New Guinea. Very similar to the five other species of the genus by the external shape, in balls encrusted with sand, the new species differs in the gut shape and gonad distribution.


Author(s):  
Gennady M. Kamenev

Three new species, Hyalopecten vityazi sp. nov., H. abyssalis sp. nov. and H. kurilensis sp. nov., are described from the abyssal and hadal zones of the North-western Pacific. Hyalopecten vityazi was found in the Kuril-Kamchatka and Aleutian trenches at 6090–8100 m depth. It is the most deep-water species of the order Pectinida. Hyalopecten abyssalis and H. kurilensis were found at the abyssal plain adjacent to the Kuril-Kamchatka and Aleutian trenches at 4550–5045 m depth. To date, 13 species of the genus Hyalopecten are known from different regions of the World Ocean. A table with the main differences among all known species in the genus is provided.


Zootaxa ◽  
2020 ◽  
Vol 4789 (1) ◽  
pp. 233-246
Author(s):  
ELENA G. PANINA ◽  
VADIM G. STEPANOV ◽  
ALEXEI V. SMIRNOV ◽  
ALEXANDR V. MARTYNOV

Two new species of the genus Echinopsolus—E. sanamyanorum and E. onekotanensis are described. This genus is new for North-Western Pacific marine fauna. Echinopsolus sanamyanorum was collected in the Avacha Gulf (south-east coast of Kamchatka), E. onekotanensis—near the Onekotan Island (The Kuril Islands). 


Author(s):  
Retori Hiraoka ◽  
Tomoyuki Komai ◽  
Shinji Tsuchida

AbstractA new species of the caridean genus Alvinocaris, A. marimonte sp. nov., is described and illustrated on the basis of specimens collected from hydrothermal vents at three locations in Izu-Bonin and Mariana Arcs of the north-western Pacific Ocean, Myojin Knoll (1224 m depth), NW Eifuku (1574–1582 m depth) and NW Rota seamounts (525 m depth). It is the 17th species assigned to Alvinocaris, and differs from all other congeneric species in several morphological characteristics derived from the rostrum length and armature, the carapace armature, the shape of the posterior margin of the telson and the armature of the third and fourth pereopods. Results of molecular phylogenetic analyses based on partial sequences of the mitochondrial COI and nuclear ITS-I genes compared between specimens of A. marimonte sp. nov. and other known species of Alvinocaris supported our recognition of the new species, although available data are still limited. Alvinocaris marimonte sp. nov. is represented by two morphotypes, distinguished by the armature of the posterior margin of the telson (spines vs plumose setae), which were not detected as separate species by the molecular analysis. Our discovery of the intraspecific variation in the armature of the posterior margin of the telson led us to reassess diagnostic characters used to distinguish species within the genus Alvinocaris.


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