A new Mexican species and new taxonomic and distributional data of Strigoderma Burmeister (Coleoptera: Scarabaeidae: Rutelinae)

Zootaxa ◽  
2012 ◽  
Vol 3597 (1) ◽  
pp. 47 ◽  
Author(s):  
LEONARDO DELGADO ◽  
EDER F. MORA-AGUILAR

A new species of scarab beetle, Strigoderma tenebrosa new species, is described from the state of Chiapas, Mexico. The new species belongs to the S. costulipennis species group, and a new key to this group is presented in order to facilitate the identification of this species. Taxonomic comments and new distributional data are given for S. contracta Bates, S. costulata Nonfried, S. festiva Bates, S. longicollis Bates, S. presidii Bates, S. protea Burmeister, and S. teapensis Bates.

Zootaxa ◽  
2018 ◽  
Vol 4461 (2) ◽  
pp. 196 ◽  
Author(s):  
EDER F. MORA-AGUILAR ◽  
DANIEL CUROE ◽  
LEONARDO DELGADO ◽  
ANDRÉS RAMÍREZ-PONCE

Chrysina chimalapensis new species (Coleoptera: Scarabaeidae: Rutelinae: Rutelini), from the region of Chimalapas, Oaxaca, Mexico is described and illustrated. A key to the species of the C. quiche species group is included. Plusiotis neotenochca Morón & Nogueira is placed as a new junior synonym of Chrysina paulseni Hawks, and C. aenigmatica (Morón) as a new junior synonym of C. modesta Sturm. Chrysina benesi from Guatemala, and C. quetzalcoatli from Nicaragua are recorded as new country records. Chrysina quetzalcoatli Morón and C. triumphalis Morón are also recorded for the first time for the state of Oaxaca, Mexico, and C. victorina (Hope) for the state of Veracruz, Mexico. 


Phytotaxa ◽  
2017 ◽  
Vol 303 (2) ◽  
pp. 118
Author(s):  
C. SOFIA ISLAS-HERNÁNDEZ ◽  
LUCIO LOZADA-PÉREZ ◽  
LEONARDO O. ALVARADO-CÁRDENAS

A new Mexican species of Spigelia (Loganiaceae), distributed in the states of Guerrero and Michoacán, is here described. The new species can be distinguished from the similar-looking S. humboldtiana by its corolla with innerly purple lobes, inserted stamens above the proximal half of the corolla tube and exserted style. With this contribution, Mexico reaches a total of 20 species, of which 50% are endemic, highlighting this country as a center of diversity for this genus. A dichotomous key for the species recorded in the states of Guerrero and Michoacán is included.


2015 ◽  
Vol 87 (2) ◽  
pp. 955-972 ◽  
Author(s):  
Maria Clara A. Santarém ◽  
Emanuelle S. Farias ◽  
Maria Luiza Felippe-Bauer

A new species of the reticulatus species group, C. castelloni Santarém and Felippe-Bauer, is described and illustrated based on female specimens from the state of Amazonas, Brazil. A systematic key, wing photographs and table with numerical characters of females and a synopsis of 24 species of the Culicoides reticulatus group are presented. This paper presents further new records for seven species of the reticulatus group.


Zootaxa ◽  
2019 ◽  
Vol 2719 (1) ◽  
pp. 62 ◽  
Author(s):  
ELIZA MARIA XAVIER FREIRE ◽  
ULISSES CARAMASCHI ◽  
UBIRATAN GONÇALVES

A new species of Dendrophidion belonging to the D. dendrophis species group is described from Mata do Engenho Coimbra (08°59’S, 35°53’W; 526 m above sea level), Municipality of Ibateguara, in the Atlantic Rainforest remnants of the State of Alagoas, northeastern Brazil. Dendrophidion atlantica sp. nov. is characterized by having 154–163 ventral scales, 140–160 subcaudal scales, tail length 62.2–74.8% of snout–vent length, collar absent, head uniformly brown and dorsal ground color brown, paler on anterior third, with cream transversal lines (one half a scale long), bordered anteriorly and posteriorly by dark brown lines (one half a scale long), distributed from the neck to the tail; hemipenis single, subcylindrical, unicapitate, and unicalyculate; calyces large, well defined, papillate; a series of 12 large spines just below the capitulum, on the asulcate and lateral sides; a series of four spines, two large laterals and two small between them, in the basal region of the asulcate side of the organ body; two large spines on the lateral distal areas of the sulcate side of the hemipenial body; sulcus spermaticus centrolineal, bifurcating at the tip of the capitulum.


Zootaxa ◽  
2020 ◽  
Vol 4861 (4) ◽  
pp. 451-485
Author(s):  
SAMUEL GÓMEZ

Quarterly sampling campaigns were carried out during year 2019 to study the effects of organic pollution on the diversity and abundance of meiofauna from a polluted coastal system in north-western Mexico. Amongst harpacticoids, the family Miraciidae Dana 1846 was by far the most abundant and diverse, and several new species and the proposal of some new genera of Stenheliinae Brady 1880 and Diosaccinae Sars 1906 will be published elsewhere. Amongst the Diosaccinae, the genus Robertgurneya Apostolov & Marinov 1988 was one of the most abundant. This genus was proposed and diagnosed by Lang (1944, 1948) but after a complex taxonomical history, was made available by Apostolov & Marinov (1988) who proposed an amended diagnosis and designated R. similis similis (Scott A. 1896) as the type species of the genus. Here I propose a new species, Robertgurneya mexicana sp. nov., and give a fully illustrated record of the widely distributed R. rostrata (Gurney 1927). The relationships amongst the species of Robertgurneya are not clear, but the new Mexican species shares with R. falklandiensis (Lang 1936) the elongated inner dimorphic spine on the basis of the male P1. Additionally, a new amended diagnosis for the genus Robertgurneya, as well as the reallocation of R. soyeri (Apostolov 1974) into Typhlamphiascus Lang 1944, and the creation of a new genus, Robertgurneyella gen. nov., for R. spinulosa (Sars 1911) are proposed. 


Phytotaxa ◽  
2016 ◽  
Vol 282 (3) ◽  
pp. 211
Author(s):  
ROSARIO REDONDA-MARTÍNEZ ◽  
JOSÉ LUIS VILLASEÑOR ◽  
ALVARO CAMPOS-VILLANUEVA

A new species of Vernonia (Asteraceae, Vernonieae) is described from mountain cloud forest, Pinus forest and Pinus–Quercus forest in the State of Oaxaca, Mexico. Typical characters of this species are the lax corymbiform inflorescences, formed by 3–10 heads on peduncles > 4.5 cm long, and the lanceolate or elliptic-ovate shape of leaves. A key to the Mexican species of Vernonia is included.


Zootaxa ◽  
2005 ◽  
Vol 1017 (1) ◽  
pp. 19 ◽  
Author(s):  
RODRIGO VIEIRA ◽  
IVAN CASTRO ◽  
FREDDY BRAVO

Ommatius riali sp. nov. is described from the state of Bahia, Brazil. This species belongs to the Neotropical costatus group, thus increasing to seventeen the number of known species. The structures of terminalia are illustrated and described, and a new key to the Neotropical costatus species group is proposed.


2007 ◽  
Vol 28 (4) ◽  
pp. 457-465 ◽  
Author(s):  
Luciana Barreto Nascimento ◽  
Renato Neves Feio ◽  
Carlos Alberto Gonçalves Cruz

AbstractA new species of the genus Physalaemus from the Atlantic Rain Forest of the state of Minas Gerais is described. It belongs to P. signifer species group and is characterized by well-developed vocal sac, second finger with the same size of the fourth, granulate dorsal skin, large inguinal gland with black ocelli, presence of dorso-lateral folds, and advertisement call composed by harmonic notes, generally four, being the last shorter than the others. Information on tadpole external morphology are also presented.


Zootaxa ◽  
2012 ◽  
Vol 3407 (1) ◽  
pp. 49 ◽  
Author(s):  
HELIO RICARDO DA SILVA ◽  
DAIANE OUVERNAY

A new anuran species, Cycloramphus lithomimeticus sp. nov., of the C. granulosus species group is described from theMunicipality of Itaguaí, in the State of Rio de Janeiro, Brazil (22°54'3.44"S; 43°53'34.59"W, 160 m). The new species isdistinguished from all other species in the C. granulosus group (and many others in the genus) by lacking inguinal macroglands (on males). We also present data on its natural history, a few aspects of its osteology, tadpole, and discuss evidence for the relationships of the genus based primarily on the morphology of the tadpole.


Zootaxa ◽  
2019 ◽  
Vol 4695 (6) ◽  
pp. 586-592 ◽  
Author(s):  
LEONARDO DELGADO ◽  
EDER F. MORA-AGUILAR

New World species of the genus Onthophagus Latreille (Coleoptera: Scarabaeidae: Scarabaeinae) have been classified in different ways, all of them without a phylogenetic framework. For instance, Boucomont (1932) separated them in 13 groups of species, but Zunino & Halffter (1988; 1997) only recognize five species groups. Howden & Gill (1993) add the O. dicranius Bates and O. mirabilis Bates species groups, and Kohlmann & Solís (2001) added the O. gazellinus Bates species group. Also, over the years, groups, complexes, and sets of species have been defined using different criteria not even comparable each other. Two of these groupings are the O. dicranius and O. mirabilis species groups, which were firstly separated from the O. clypeatus Blanchard species group (sensu Zunino & Halffter 1981, 1997) by Howden & Gill (1993). After, Kohlmann & Solís (2001) later merged both groups under the O. dicranius species group. Finally, Génier (2017) gives a conceptual framework for species groups and complexes, thus assigning the status of species complex to the two previous species groups, and integrating them in the O. dicranius species group. Herein, we describe a new species of the O. dicranius species complex, update the species list of this complex, and present a revised key to separate these species. 


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