A new species of Campylothorax Schött, 1893 (Collembola, Paronellidae) from Brazilian Amazon, with an identification key to the genus

Zootaxa ◽  
2016 ◽  
Vol 4109 (4) ◽  
pp. 487
Author(s):  
NIKOLAS GIOIA CIPOLA ◽  
FÁBIO GONÇALVES DE LIMA OLIVEIRA
Phytotaxa ◽  
2017 ◽  
Vol 319 (3) ◽  
pp. 289 ◽  
Author(s):  
ANDREAS FLEISCHMANN ◽  
SUZANA M. COSTA ◽  
VOLKER BITTRICH ◽  
MARIA DO CARMO ESTANISLAU DO AMARAL ◽  
MICHAEL HOPKINS

A new species of Genlisea section Genlisea from the white-sand savannas (“campinaranas”) of Brazilian Amazon is described and illustrated, providing remarks on habitat and ecology as well as SEM seed images. Genlisea multiflora has been recorded from Viruá National Park, and is of affinity to the large, purple-flowered species G. sanariapoana and G. guianensis. An identification key to all Genlisea species north of the Amazon is presented.


Phytotaxa ◽  
2019 ◽  
Vol 402 (1) ◽  
pp. 52
Author(s):  
ALESSANDRA DOS SANTOS ◽  
ANDRÉ LUIZ GAGLIOTI ◽  
LEANDRO CARDOSO PEDERNEIRAS ◽  
SERGIO ROMANIUC-NETO

Naucleopsis tubulata (Moraceae), a new species endemic to the Brazilian Amazon is described and illustrated in this paper. The conical to tubular shape of the perianth of the pistillate flower and fruit, the narrowly oblong shape of the leaves, and the filaments connate at the base differ from other species in the genus. This new species shows morphological similarities with N. caloneura and N. insculptula. The latter, previously treated as a synonym of N. caloneura, is re-established in this paper. We here present a taxonomic treatment for the new species of Naucleopsis, reestablished N. insculptula, and an updated identification key for the Naucleopsis species that occur in the Boreal Brazilian Domain.


Phytotaxa ◽  
2020 ◽  
Vol 474 (2) ◽  
pp. 172-178
Author(s):  
CLAUDIA P. BOVE ◽  
C. THOMAS PHILBRICK ◽  
ARTHUR R. LOURENÇO

A new species of Lophogyne from a Brazilian Amazon savanna is described and illustrated. It is morphologically similar to the former Jenmaniella species, due to the presence of stems that arise from prostrate roots attached to the substratum, a gynophore at anthesis, and three prominent non-suture ribs per valve in the fruit, currently merged in Lophogyne s.l.. Lophogyne wilsonii can be distinguished from all others species of  Lophogyne s.l. by the apical region of the roots unattached from the substratum. The conservation status is discussed and an identification key is presented.


Phytotaxa ◽  
2018 ◽  
Vol 340 (2) ◽  
pp. 181
Author(s):  
LUCAS VIEIRA LIMA ◽  
ALEXANDRE SALINO

Sticherus holttumii, a new species from Brazil, is here described, illustrated, and compared to its most similar species. Additionally, S. brevitomentosus is recorded for the first time in Brazil, based on a recent collection from Pico da Neblina National Park. We also provide an identification key to all species of Sticherus from the Brazilian Amazon.


Phytotaxa ◽  
2018 ◽  
Vol 365 (3) ◽  
pp. 225
Author(s):  
JOÃO BARROS DA SILVEIRA ◽  
RICARDO DE S. SECCO

A taxonomic study of the Neotropical genus Moutabea (Polygalaceae) in Brazil is presented, based on the analysis of herbarium material and field collections. Nine species are recognized: Moutabea aculeata, M. angustifolia, M. arianiae, M. chodatiana, M. excoriata, M. floribunda, M. gentryi, M. guianensis, and M. victoriana, a new species described here. The Brazilian Amazon is the diversity center of this genus. The following species were considered new occurrences: M. aculeata for the states of Amazonas, Pará and Rondônia; M. angustifolia for Amazonas, Amapá, Pará and Maranhão; M. arianiae for Amazonas, M. chodatiana for Roraima, Amazonas, Amapá and Pará; M. excoriata for Pará and Maranhão; and M. gentryi for Brazil (Amazonas and Rondônia). Moutabea dibotrya is considered synonymous with M. aculeata, and M. silvatica with M. excoriata. Lectotypes for M. dibotrya, M. excoriata and M. silvatica are proposed. An identification key, illustrations and maps of the geographic distributions of the species are presented.


2017 ◽  
Vol 26 (2) ◽  
pp. 282-286
Author(s):  
D.R. Kasparyan ◽  
M. López-Ortega

A new species of the tribe Hemigasterini, Platymystax xalapa sp. nov., is described from the Mexican State of Veracruz. It is the first species of the genus described from the New World. A preliminary identification key to all known seven species of Platymystax of the world fauna is provided.


Zootaxa ◽  
2017 ◽  
Vol 4300 (2) ◽  
pp. 269 ◽  
Author(s):  
WELLINGTON D. FERREIRA ◽  
LETÍCIA A. DE OLIVEIRA ◽  
TIAGO G. INEZ ◽  
MARCEL G. HERMES

A new Neotropical species of Pirhosigma Giordani Soika, 1978 is described, Pirhosigma transfluvium Ferreira & Oliveira. The male of Pirhosigma limpidum Giordani Soika, 1978 is reported for the first time. An illustrated identification key is presented for all currently recognized species of Pirhosigma. 


Phytotaxa ◽  
2021 ◽  
Vol 510 (2) ◽  
Author(s):  
KAUÊ NICOLAS LINDOSO DIAS ◽  
FABRÍCIO MOREIRA FERREIRA ◽  
PEDRO LAGE VIANA

Pariana caxiuanensis (Poaceae) is described and illustrated as a new species from the Brazilian Amazon. The new species is characterized by having the leaves clustered at the apex of the leafy culm, fimbriae few to absent, dimorphic flowering culms, large ligules (2.5–4 mm long), and pubescent to hirsute synflorescences. We present a morphological description, illustrations of the new species, the conservation status assessment, and a key to differentiate P. caxiuanensis from its morphologically related congeners.


Zootaxa ◽  
2021 ◽  
Vol 4942 (2) ◽  
pp. 193-206
Author(s):  
WILLIAM CHAMORRO ◽  
ALEJANDRO LOPERA-TORO ◽  
MICHELE ROSSINI

Dichotomius (Dichotomius) quadrilobatus new species (Coleoptera: Scarabaeidae: Scarabaeinae: Dichotomiini), from western Amazonia (Brazil, Colombia, Ecuador and Peru) is described and its putative systematic position within the Dichotomius boreus species group is discussed. An updated identification key to the species of the Dichotomius boreus species group is provided. Additionally, Dichotomius (Selenocopris) fortepunctatus Luederwaldt, 1923 is recorded for the first time in Colombia. 


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