Taxonomic status of two populations of Bent-toed Geckos of the Cyrtodactylus irregularis complex (Squamata: Gekkonidae) with description of a new species from Nui Chua National Park, southern Vietnam

Zootaxa ◽  
2018 ◽  
Vol 4403 (2) ◽  
pp. 307 ◽  
Author(s):  
OLIVIER S. G. PAUWELS ◽  
ROMAN A. NAZAROV ◽  
VLADIMIR V. BOBROV ◽  
NIKOLAY A. POYARKOV

Based on genetic, morphological and chromatical comparisons we evaluate the taxonomic status of two southern Vietnamese forest-dwelling populations of the Cyrtodactylus irregularis species complex. We confirm the allocation of the population from Binh Chau—Phuoc Buu Nature Reserve (Ba Ria—Vung Tau Province) to C. cattienensis and we describe the population of Nui Chua National Park (Ninh Thuan Province) as Cyrtodactylus sangi sp. nov. This brings to 18 the number of species within the C. irregularis complex and to 41 the number of described Cyrtodactylus species recorded from Vietnam. 

Zootaxa ◽  
2021 ◽  
Vol 5057 (4) ◽  
pp. 545-561
Author(s):  
VASILIY B. KOLESNIKOV ◽  
VLADISLAV D. LEONOV

The description of a new species of oribatid mites (Oribatida) of the family Zetorchestidae—Zetorchestes krisperi sp. nov.—is proposed based on adult and tritonymph specimens collected from rainforest soil of Bi Dup-Nui Ba National Park (southern Vietnam). We also review the distinguishing characteristics for Zetorchestes species and present an identification key to Zetorchestes species of the world. Diagnostic features of Zetorchestes nymphs are discussed.  


Zootaxa ◽  
2011 ◽  
Vol 2754 (1) ◽  
pp. 27 ◽  
Author(s):  
MARC RIUS ◽  
PETER R. TESKE

Pyura stolonifera is a large solitary ascidian found in Africa, Australasia and South America. The taxonomic status of different populations of this species is disputed, especially since there is evidence for several distinct morphological and genetic units that point towards the existence of multiple cryptic species. While some researchers still recognize P. stolonifera as a single species, others treat the different populations as distinct species. Here, we present a revision of the P. stolonifera species complex based on the examination of samples from all regions where there are reliable reports of this taxon. We recognize four species that are both morphologically and genetically distinct, one of which is new to science and is formally described here. This species is morphologically distinct from the other three members of the species complex in terms of the colour and texture of the tunic, the arrangement of the gonads within the gut and the shape of the dorsal tubercle, among other characters. We name the new species Pyura dalbyi after Dr. J.E. Dalby Jr., whose research on its ecology and distribution provided the incentive for examining this species more closely.


Zootaxa ◽  
2013 ◽  
Vol 3702 (3) ◽  
pp. 233 ◽  
Author(s):  
ANNA B. VASSILIEVA ◽  
PETER GEISSLER ◽  
EDUARD A. GALOYAN ◽  
NIKOLAY Jr A. POYARKOV ◽  
ROBERT WAYNE VAN DEVENDER ◽  
...  

Author(s):  
Tore Høisæter

Eumetula vitrea, a new species of Cerithiopsidae, is described from the upper continental slope outside western Norway. The taxonomic status of the Eumetula species complex is discussed. While Eumetula arctica is a shelf species rarely found in sub-zero waters, E. vitrea is one of a group of species supposedly found only in negative temperature or water fluctuating between negative and positive temperatures (below ~570 m) in the bathyal around the Norwegian Sea.


PhytoKeys ◽  
2020 ◽  
Vol 149 ◽  
pp. 99-107
Author(s):  
Bui Hong Quang ◽  
The Bach Tran ◽  
Thi Dung Ha ◽  
Hai Do Van ◽  
Huong Nguyen Thi Thanh ◽  
...  

A new species of Rubiaceae, Psydrax gialaiensis B.H.Quang, T.B.Tran & V.S.Dang, sp. nov., is described and illustrated from the Kon Chu Rang Nature Reserve, Gia Lai Province, southern Vietnam. This species is characterized by having strigose branches and leaves, a conspicuously bulging, short corolla tube, an accrescent nectary disc and a style with a dense tuft of hairs, which clearly distinguishes it from the other species in the genus. A description, vernacular name, conservation assessment, illustration, photographs, and a key to the species of Psydrax in Vietnam are provided.


Phytotaxa ◽  
2019 ◽  
Vol 402 (1) ◽  
pp. 63 ◽  
Author(s):  
NIKOLAY A. VISLOBOKOV ◽  
ANDREY N. KUZNETSOV ◽  
SVETLANA P. KUZNETSOVA ◽  
MIKHAIL S. ROMANOV ◽  
MAXIM S. NURALIEV

Aspidistra minor is described and illustrated as a new species from southern Vietnam (Gia Lai province, Kon Chu Rang Nature Reserve). The new species possesses very small ovate to elliptic leaf blades and very small flowers with stamens inserted at the base of the perigone. In flower structure, the new species resembles A. leucographa and A. elatior but strongly differs in shape of leaf blades and position of stamens.


2014 ◽  
Vol 48 ◽  
pp. 188-195 ◽  
Author(s):  
Yu. K. Novozhilov ◽  
D. W. Mitchell

A new species Comatricha spinispora Novozh. et D. W. Mitch. was obtained as field collections and isolated from moist-chamber cultures from samples of ground litter. Specimens of sporocarps and substrates for moist chamber cultures were collected in deciduous monsoon tropical lowland forests (Cat Tien National Park, Vinh Cuu Nature Reserve), mixed montane tropical forests and cloudy tropical forests (Bi Dup-Nui Ba Nature Reserve) of southern Vietnam during surveys carried out in December 2010, November 2011, 2012. The morphology of representative specimens of sporocarps was examined by light and scanning electron microscopy and micrographs of relevant details are provided. Spore ornamentation consists of long spines 0.5–0.8 μm long and 6–8 very small additional spines 0.1–0.3 μm long densely distributed over the top part of spine surface and visible only by SEM. The stability of the taxonomic characters of the species was confirmed by several collections obtained over a period of three field seasons in field as well as in moist chamber cultures. Comatricha spinispora resembles C. rutilipedata H. Marx in overall shape and size of the sporocarps but has dark brown bottom of stalk and slightly larger spores decorated by scattered long spines. The main morphological difference between C. spinispora and Macbrideola ovoidea Nann.-Bremek. et Y. Yamam. lies in shape and colour of sporocarp and spore ornamentation.


Zootaxa ◽  
2021 ◽  
Vol 4933 (4) ◽  
pp. 586-594
Author(s):  
TOM KOMPIER ◽  
JAMES HOLDEN ◽  
NOPPADON MAKBUN

Lyriothemis pallidistigma sp. nov. (holotype male: Cat Tien National Park, Dong Nai Prov., southern Vietnam) is described. This species is reminiscent of L. defonsekai van der Poorten, 2009 and L. elegantissima Selys, 1883, but can be separated by the shape of its secondary genitalia and its patterning. Information on its biology and ecology is provided. 


Phytotaxa ◽  
2016 ◽  
Vol 282 (1) ◽  
pp. 46 ◽  
Author(s):  
NIKOLAY A. VISLOBOKOV ◽  
MAXIM S. NURALIEV ◽  
ANDREY N. KUZNETSOV ◽  
SVETLANA P. KUZNETSOVA

Aspidistra globosa is described and illustrated as a new species from southern Vietnam (Gia Lai province, Kon Ka Kinh National Park). The new species has long erect stem, which is a rare feature in the genus Aspidistra. Aspidistra globosa resembles A. khangii and A. locii in globoid perigone and erect stem, but differs in smaller flowers, color of perigone, position of anthers and orientation of flower.


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