scholarly journals On two new species of deep-sea carrier crabs (Crustacea, Brachyura, Homolodromiidae, Dicranodromia) from Taiwan and the Philippines, with notes on other Indo-West Pacific species

ZooKeys ◽  
2021 ◽  
Vol 1072 ◽  
pp. 129-165
Author(s):  
Peter K. L. Ng ◽  
Chien-Hui Yang

The systematics of four species of the homolodromiid genus Dicranodromia A. Milne-Edwards, 1880, from East Asia and the Philippines is reappraised: D. danielae Ng & McLay, 2005, D. doederleini Ortmann, 1892, D. karubar Guinot, 1993, and D. martini Guinot, 1995; and key characters such as the epistome, gonopods, and spermatheca are figured in detail. Two new species, D. erinaceussp. nov. and D. robustasp. nov., are described from Taiwan and the Philippines, respectively. Dicranodromia erinaceussp. nov. resembles D. spinulata Guinot, 1995, and D. delli Ahyong, 2008 (from New Caledonia and New Zealand) but can be separated by its distinctly spinulated carapace surfaces and proportionately shorter fifth ambulatory legs. Dicranodromia robustasp. nov. is superficially similar to D. baffini (Alcock & Anderson, 1899) and D. karubar Guinot, 1993, but can easily be separated by possessing a broad dorsoventrally flattened infraorbital tooth. A genetic study of the species using the mitochondrial cytochrome c oxidase I gene confirms that the taxa are distinct, with D. erinaceussp. nov. coming out in a well-supported clade from congeners. The megalopa of D. doederleini is also reported for the first time.

Zootaxa ◽  
2021 ◽  
Vol 4996 (3) ◽  
pp. 492-512
Author(s):  
PAN-WEN HSUEH

Two new species and one new record species of the genus Pseudonereis are described from specimens collected from ecological surveys of coasts of Taiwan and an offshore island during the past 15 years: P. jihueiensis n. sp., P. kihawensis n. sp., and P. trimaculata. Epitokes of P. jihueiensis n. sp. and P. trimaculata are also described. Pseudonereis jihueiensis n. sp. can be distinguished from congeners by having edentate jaws, χ-shaped ridge pattern of Areas VI–V–VI, parapodial morphology (i.e., length ratio of dorsal cirrus to dorsal ligule or presence of small pennant-like dorsal ligule, shape of dorsal ligule in certain region of chaetigers), and no heterogomph spinigers in the subacicular fascicle of the neuropodia. Pseudonereis kihawensis n. sp. differs from congeners by having crescent-shaped pointed-bars in Area VI, λ-shaped ridge pattern of Areas VI–V–VI, parapodial morphology (i.e., length ratio of dorsal cirrus to dorsal ligule or presence of small pennant-like dorsal ligule or shape of dorsal ligule in certain region of chaetigers), and no heterogomph spinigers in the subacicular fascicle of the neuropodia. Pseudonereis trimaculata, a species originally described from Indonesia, is reported from Taiwan for the first time. A table of key characters for all species of Pseudonereis is provided.  


Author(s):  
Mauro Morassi ◽  
Andrea Nappo ◽  
Antonio Bonfitto

Twelve new species are assigned to the genus Otitoma Jousseaume, 1898 in the family Pseudomelatomidae Morrison, 1966 and herein described: O. hadra sp. nov., O. neocaledonica sp. nov., O. rubiginostoma sp. nov and O. tropispira sp. nov. from New Caledonia; O. boucheti sp. nov., O. nereidum sp. nov. and O. sororcula sp. nov. from the Fiji Islands; O. xantholineata sp. nov. from the Solomon to the Fiji Islands; O. crassivaricosa sp. nov. from Fiji to Hiva Oa Island (Marquesas Archipelago); O. philpoppei sp. nov. from the Philippines but also reported from the Fiji Islands; O. elegans sp. nov. from the Fiji Islands and O. philippinensis sp. nov. from the Philippines. New data on O. carnicolor (Hervier, 1896) are provided. Otitoma mitra (Kilburn, 1986), from Southern Mozambique, is here considered a synonym of O. cyclophora (Deshayes, 1863). Drillia batjanensis Schepman, 1913, previously assigned to the genus Maoritomella Powell, 1942 in the family Borsoniidae Bellardi, 1875, is here assigned to the genus Otitoma. Photographs of the holotype of Drillia batjanensis are provided for the first time. In addition, color photographs of the type specimens of the following species are provided: Drillia kwandangensis Schepman, 1913, D. timorensis Schepman, 1913 and Mitrellatoma mitra Kilburn, 1986.


Zootaxa ◽  
2010 ◽  
Vol 2505 (1) ◽  
pp. 1 ◽  
Author(s):  
JOHN E. McCOSKER

The 19 Indo-Pacific species of the snake-eel genus Ophichthus (family Ophichthidae, subfamily Ophichthinae) that live at or below 200 m are reviewed. Included are: Ophichthus aphotistos, O. brachynotopterus, O. echeloides, O. exourus, O. genie, O. kunaloa, O. megalops, O. mystacinus, O. serpentinus, O. urolophus, and nine new species which are described: O. alleni from 115–200 m off eastern Australia; O. aniptocheilos from 391–421 m off Tonga; O. congroides from 300 m off the Tuamotu Islands; O. hirritus from 600 m off the Seychelle Islands; O. humanni from 254–300 m off Vanuatu; O. ishiyamorum from 258–400 m off the Gulf of Aden, Somalia; O. lentiginosus from 400 m off Vanuatu and New Caledonia; O. microstictus from 362–450 m off Tonga, Fiji, and possibly New Caledonia; and O. tomioi from 300– 423 m off the Philippines, Marquesas, Fiji, and the Seychelle Islands. The range and depth distributions of the following are expanded to include: O. brachynotopterus to New Caledonia and Vanuatu between 541–580 m; O. mystacinus to Tonga, Fiji, and the Philippines between 371–824 m; and O. urolophus to Western Australia and Indonesia between 40– 420 m. An identification key is provided. Characteristics and the behavior of species of the subgenus Coecilophis, to which all treated species except O. aphotistos belong, is discussed. Ophichthys madagascariensis Fourmanoir (1961) is proposed to be a junior synonym of Pisodonophis cancrivorus (Richardson 1848).


Zootaxa ◽  
2020 ◽  
Vol 4816 (3) ◽  
pp. 333-349 ◽  
Author(s):  
SHANE T. AHYONG ◽  
PETER K.L. NG

Three new Indo-West Pacific species of pinnotherid crabs are described, one each of Arcotheres, Buergeres and Nepinnotheres. Arcotheres pollus, described from Paway Island, Mergui Archipelago, is most similar to A. boninensis (Stimpson, 1858), A. pernicola (Bürger, 1895) and A. purpureus (Alcock, 1900), sharing a transversely ovate carapace and long, slender, almost styliform dactyli of P4 and 5 that are about twice the length of those of P2 and 3. Buergeres choprai, described from Papua New Guinea, is most similar to B. deccanesis (Chopra, 1931) from eastern India but differentiated by segment proportions and setation of the walking legs. Buergeres tenuipes (Bürger, 1895) is synonymised with B. ortmanni (Bürger, 1895), which is also reported for the first time from Indonesia. A male of an undetermined species of Buergeres from the Philippines, possibly B. ortmanni, is figured and described, documenting the gonopod morphology in Buergeres for the first time. A key to the species of Buergeres based on females is provided. Nepinnotheres fulvia sp. nov. is also described from Papua New Guinea, and resembles N. cardii (Bürger, 1895) from the Philippines and Malaysia but can be distinguished by features of the chelipeds and maxilliped 3. 


Zootaxa ◽  
2006 ◽  
Vol 1337 (1) ◽  
pp. 39 ◽  
Author(s):  
SIMON VAN NOORT ◽  
YAN-QIONG PENG ◽  
JEAN-Y RASPLUS

Diaziella bizarrea van Noort & Rasplus sp. nov. is described from specimens reared from Ficus glaberrima and Diaziella yangi van Noort & Rasplus sp. nov. is described from specimens reared from Ficus curtipes in Xishuangbanna, China. Together with a new record of Diaziella macroptera Grandi from Thailand this is the first time the genus has been recorded from the Asian mainland. Previously the twelve described species of Diaziella were known from the islands of Borneo, Java, Sumatra, Sulawesi and the Philippines. Images are provided for both sexes of the two new species and for the female of D. macroptera. A key is included to all described species of Diaziella. An online key is available at: http://www.figweb.org/Fig_wasps/Pteromalidae/Sycoecinae/Key/ Diaziella.htm. Host relationships and biology are discussed.


1997 ◽  
Vol 11 (6) ◽  
pp. 897 ◽  
Author(s):  
Alistair G. B. Poore ◽  
James K. Lowry

Seven species of ampithoid amphipods are reported from subtidal macroalgae living in Port Jackson, Sydney, Australia. In the genus Ampithoe the Indo–West Pacific species Ampithoe kava Myers, 1985, is recorded for the first time from Australia, and two new species, A. caddi, sp. nov. and A. ngana, sp. nov., are described. One new species ofCymadusa,C. munnu, sp. nov., is described. The genera Exampithoe (Melanesius), Peramphithoe and Plumithoe are recorded for the first time from Australian waters. The new species E. (M.) kutti, sp. nov. and Peramphithoe parmerong, sp. nov. are described, and Plumithoe quadrimana (Haswell, 1879b), comb. nov. is redescribed and a neotype is selected. New ecological and behavioural information is presented for these species. A new key and diagnoses for all known genera of Ampithoidae are presented. Paradusa Ruffo, 1969 is synonomised with Cymadusa Savigny, 1816.Exampithoe (Melanesius) gracilipes Ledoyer, 1984 is transferred to Exampithoe (Exampithoe) and Cymadusa uncinata Stout, 1912 and C. variata Sheard, 1936 are transferred to Paragrubia.


Zootaxa ◽  
2009 ◽  
Vol 2025 (1) ◽  
pp. 1-20 ◽  
Author(s):  
BERTRAND RICHER DE FORGES ◽  
PETER K. L. NG

Three new genera and five new species of epialtid majoid crabs are described from deep water in the western Pacific. Two new species of Oxypleurodon Miers, 1886: O. sanctaeclausi n. sp. and O. annulatum n. sp. are described from the Philippines. New specimens of the rare Oxypleurodon carbunculum (Rathbun, 1906) from the Hawaiian Islands are also recorded. Three new genera are established: Garthinia n. gen. for G. disica n. sp. from the Solomon Islands; Guinotinia n. gen. for G. cordis n. sp. from New Caledonia and G. lehouarnoi n. sp. from Fiji and Tonga; and Laubierinia n. gen. for Sphenocarcinus nodosus Rathbun, 1916, and Rochinia carinata Griffin & Tranter, 1986.


Zootaxa ◽  
2017 ◽  
Vol 4277 (1) ◽  
pp. 122
Author(s):  
QINGQUAN XUE ◽  
STUART H. MCKAMEY ◽  
YALIN ZHANG

The Philippine leafhopper genus Iposcopus Baker is redescribed. The male and female genitalia of I. breviceps and I. distanti are described and illustrated for the first time.        Baker (1915) established the genus Iposcopus and included two new species, I. breviceps and I. distanti (the type species) from the Philippines. Previously, only the external morphology and color have been described, not the genitalia. Here we first give a more complete description of the species, including male and female genitalia. 


Author(s):  
Artem M. Prokofiev

Two new species of the leucopholine genera Engertia Dalla Torre, 1913 and Philacelota Heller, 1900 are described. Engertia allolepis sp. nov. from Ambon Island in the Moluccas, Indonesia, can be distinguished from the other species of the genus by the heterogeneous setosity on the elytra as well as by a very robust and arcuate aedeagus. Philacelota leucothea sp. nov. from Luzon Island, Philippines, differs from the other species of Philacelota in the scaled whitish vestiture of the pronotum and elytra, as well as in the unidentate protibiae and in the shape of parameres. The length of the 3rd antennomere is the only reliable character for the separation of the genera Engertia and Philacelota. A revised dichotomous key for identification of males and females of all species of Engertia and Philacelota is given. The genus Philacelota is reported from the Philippines for the first time.


Zootaxa ◽  
2012 ◽  
Vol 3326 (1) ◽  
pp. 49 ◽  
Author(s):  
JOACHIM BRESSEEL

The genus Loxopsis Westwood, 1859 is reported from the Philippines for the first time. Two new species on the island of Mind-anao are described and figured from both sexes: Loxopsis sarmientoi n. sp. from Mt. Parker and Loxopsis tboli n. sp. from LakeSebu. The specimen identified as Loxopsis tuberculata Redtenbacher, 1908 by Klante (1975) represents a different, unde-scribed species which belongs in Paraloxopsis Günther, 1932. The concerned specimen is briefly described and illustrated. A key to the species of Loxopsis Westwood, 1859 is presented


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