A new species of Acrocirrus (Polychaeta: Acrocirridae) from Coconut Island, Oahu, Hawaii

2011 ◽  
Vol 92 (5) ◽  
pp. 1019-1022 ◽  
Author(s):  
Wagner F. Magalhães ◽  
Julie H. Bailey-Brock

A new species of Acrocirrus is described from shallow waters of Coconut Island in Kaneohe Bay, Oahu, Hawaii. Acrocirrus bansei sp. nov. is an Acrocirrus whose segment 13 (chaetiger 11) is modified and equipped with a heavy neuropodial acicular hook. This new species is most similar to A. frontifilis based on the presence of notopodial cirri, which have been, up to now, a unique feature of A. frontifilis. The species differ most notably by the absence of the notopodial cirri on the posterior chaetigers. A key to all recognized species of Acrocirrus is presented.

1986 ◽  
Vol 1 (3) ◽  
Author(s):  
Edmundo Ferraz Nonato ◽  
Germán Armando Bolívar ◽  
Paulo Da Cunha Lana

Laonice branchiata, a new spionid polychaete, is described based on material collected in shallow waters of estuarine and shelf environments off the States of Paraná, São Paulo and Rio de Janeiro (SE Brazil).(Laonice branchiata, uma nova espécie de Spionidae da costa sudeste brasileira). Laonice branchiata, uma nova espécie de poliqueta da família Spionidae, é descrita a partir de material coletado em ambientes estuarinos e de plataforma ao longo dos estados do Paraná, São Paulo e Rio de Janeiro (costa sudestedo Brasil).


Zootaxa ◽  
2021 ◽  
Vol 5072 (1) ◽  
pp. 12-22
Author(s):  
ROSA MÁCOLA ◽  
CARLA MENEGOLA

A new species of Placospongia is described from Bahia State, Brazil. Placospongia giseleae sp. nov.. The specimen is found on the underside of rocks in shallow waters (0-20m), and is unique by having a spiculation consisting of two tylostyle categories, selenasters and acanthomicrorhabds. In addition, Placospongia ruetzleri, is recorded for the first time to Bahia state, 2.974 km southwards from its type locality, the Guyana shelf. The diversity of Placospongia species is raised from two to four taxa. An identification key for Western Atlantic Placospongia species is presented.  


Zootaxa ◽  
2020 ◽  
Vol 4750 (1) ◽  
pp. 122-130
Author(s):  
DAMIN LEE ◽  
WON KIM

We report the discovery of a new species of the genus Pycnogonum Brünnich, 1764 found in the shallow waters of Green Island, Taiwan. Pycnogonum (Nulloviger) granulatum sp. nov. is characterized by the presence of the granular integument, a dorsal tubercle on the proboscis, the transverse ridges on the dorsal surface of the trunk, and the spines on the ventral surface of the tibia, tarsus, and propodus having cleft tips. Because the male gonopores are present and ovigers are absent, the present species belongs to the subgenus Nulloviger. The present species has been compared with P. (N.) moolenbeeki Stock, 1992, P. (N.) lobipes Stock, 1991, P. (N.) tuberculatum Clark, 1963, P. nodulosum Döhrn, 1881, and P. spatium Takahashi, Dick & Mawatari, 2007. Among the congeners, P. spatium is geographically the closest congener, of which type locality is Amami Island, Japan. The holotype of P. spatium was loaned from Hokkaido University Museum (ICHUM) and re–examined. To determine the exact gender of the holotype of P. spatium, additional investigations of the coxal pellicula and gonopores are required. 


Zootaxa ◽  
2010 ◽  
Vol 2352 (1) ◽  
pp. 59 ◽  
Author(s):  
PHILLIP C. HEEMSTRA

The genus Acanthistius Gill, 1862 comprises ten putative valid species occurring in shallow warm-temperate waters of the Southern Hemisphere: South America (coasts of Ecuador, Peru, Chile, Brazil, and Argentina) southern Africa (Namibia and South Africa), southern Australia, New Zealand, Lord Howe, Norfolk, Kermadec and Easter, and Sala y Gómez islands. Two species: Acanthistius sebastoides (Castelnau, 1861) and Acanthistius sp are known from shallow waters of the east coast of South Africa (Heemstra and Randall, 1986). The latter taxon, previously known from a brief description of a single specimen, is here described from 23 specimens and named Acanthistius joanae. Acanthistius sebastoides is redescribed from 13 specimens and compared with A. joanae and species of Acanthistius known from South America and Australia. A neotype is designated for Serranus sebastoides Castelnau, 1861, as the two syntypes are apparently lost.


Zootaxa ◽  
2011 ◽  
Vol 2753 (1) ◽  
pp. 53 ◽  
Author(s):  
ALLEN G. COLLINS ◽  
BASTIAN BENTLAGE ◽  
WILLIAM GILLAN ◽  
TARA H. LYNN ◽  
ANDRÉ C. MORANDINI ◽  
...  

A new species of cubozoan jellyfish has been discovered in shallow waters of Bonaire, Netherlands (Dutch Caribbean). Thus far, approximately 50 sightings of the species, known commonly as the Bonaire banded box jelly, are recorded, and three specimens have been collected. Three physical encounters between humans and the species have been reported. Available evidence suggests that a serious sting is inflicted by this medusa. To increase awareness of the scientific disciplines of systematics and taxonomy, the public has been involved in naming this new species. The Bonaire banded box jelly, Tamoya ohboya, n. sp., can be distinguished from its close relatives T. haplonema from Brazil and T. sp. from the southeastern United States by differences in tentacle coloration, cnidome, and mitochondrial gene sequences. Tamoya ohboya n. sp. possesses striking dark brown to reddish-orange banded tentacles, nematocyst warts that densely cover the animal, and a deep stomach. We provide a detailed comparison of nematocyst data from Tamoya ohboya n. sp., T. haplonema from Brazil, and T. sp. from the Gulf of Mexico.


2019 ◽  
Vol 26 (2) ◽  
pp. 211-216
Author(s):  
Victor Hugo Gonzalez Betancourt ◽  
Mabel Alvarado ◽  
Claus Rasmussen

We describe and figure a distinctive new species of the bee genus Andinopanurgus Gonzalez and Engel (Andrenidae, Protandrenini) from Apurímac and Cusco in southern Peru. Andinopanurgus vargasllosai Gonzalez and Alvarado, n. sp., occurs at elevations above 4000 m in the Central Andes and is the second species of this genus in Peru. The new species possesses terga with semi-translucent distal margins, a unique feature among Andinopanurgus, and it combines morphological features of the two species groups previously recognized in the genus. To facilitate its recognition, we provide an updated key to species of Andinopanurgus.


Zootaxa ◽  
2012 ◽  
Vol 3236 (1) ◽  
pp. 55 ◽  
Author(s):  
ALAN A. MYERS ◽  
CARINE RIGOLET ◽  
ERIC THIÉBAUT ◽  
STANISLAS F. DUBOIS

A new species of Photis, P. inornatus sp. nov., is described and figured from a Haploops community between 20 and 35m depth in shallow waters from South Brittany, in the bay of Concarneau, northernmost part of the Bay of Biscay. Thisspecies was consistently found in macrobenthic samples extracted from the muddy Haploops community but not in sur-rounding muddy environment. An updated identification key is provided for European Atlantic and Mediterranean species of Photis.


Zootaxa ◽  
2011 ◽  
Vol 2929 (1) ◽  
pp. 37-50
Author(s):  
MIKHAIL E. DANELIYA

A new austroniphargid amphipod Sandro straussi sp. n. (Crustacea, Amphipoda, Austroniphargus family group) is described on a large collection from forest streams of the Ranomafana National Park, South-East Madagascar. The new species differs from the only known congener, S. starmuehlneri (Ruffo, 1960), by the absence of dorsal spine-setae on telson, unlobed propodus of gnathopods, presence of distal bifurcation on posterior lobe of male uropod 3 peduncle and other characters. The unique feature of S. straussi sp. n. is the sexual dimorphism of uropods 1 and 3: males of the species possess a distolateral lobe on the uropod 1 peduncle and mentioned bifurcated lobe on uropod 3. Despite the absence of eyes, S. straussi sp. n. is widely distributed in epigean stream of the Ranomafana National Park. The diagnosis of the genus Sandro Karaman & Barnard, 1979 is revised and a key to austroniphargid species is composed.


Zootaxa ◽  
2011 ◽  
Vol 2799 (1) ◽  
pp. 63 ◽  
Author(s):  
AMANDA M. WINDSOR ◽  
DARRYL L. FELDER

A new species of spider crab, Hemus magalae n. sp. (Majidae), is described from a single male specimen from Islas de las Perlas, Pacific Ocean coast of Panamá. This species differs from its congeners with respect to many features of the carapace including mid-line elevation and lateral dentition. Hemus A. Milne-Edwards, 1875, now includes four species, three from coastal waters of the eastern Pacific Ocean and one from shallow waters in the tropical western Atlantic Ocean. A key to the Pacific and Atlantic species of Hemus is provided.


Zootaxa ◽  
2009 ◽  
Vol 2211 (1) ◽  
pp. 57-68 ◽  
Author(s):  
TOMOYUKI KOMAI ◽  
MASAYUKI OSAWA

A new species of the pagurid hermit crab genus Catapagurus A. Milne-Edwards, 1880, C. insolitus, is described and illustrated based on specimens from shallow waters in Okinawa Island, the Ryukyus. It belongs to an informal species group characterized by the possession of blade-shaped ambulatory dactyli, and is morphologically most similar to C. kosugei (Asakura, 2001). However, the new species is unique within the genus in having a multispinose antennal acicle, rarely seen in species of the family Paguridae.


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