Allotoca maculata, a New Species of Goodeid Fish from Western México, with Comments on Allotoca dugesi

Copeia ◽  
1980 ◽  
Vol 1980 (3) ◽  
pp. 408 ◽  
Author(s):  
Michael Leonard Smith ◽  
Robert Rush Miller
2021 ◽  
Vol 39 (6) ◽  
Author(s):  
Ramón Cuevas‐Guzmán ◽  
Ana Patricia del Castillo‐Batista ◽  
José Guadalupe Morales‐Arias

Brittonia ◽  
2012 ◽  
Vol 64 (3) ◽  
pp. 330-335 ◽  
Author(s):  
Ramón Cuevas Guzmán ◽  
Francisco J. Santana-Michel ◽  
Oscar Balcazar-Medina

Zootaxa ◽  
2020 ◽  
Vol 4853 (2) ◽  
pp. 292-300
Author(s):  
J. A. PINEDO-ESCATEL ◽  
I. M. BECERRA-CHIRON ◽  
R. TORRES-MORENO ◽  
L. I. PÉREZ-VALENCIA

A new Mexican leafhopper species, Amblysellus raygozai sp. nov., is described and illustrated from western Mexico. Specimens were collected over perennial grasses. A key for all recognized species within the country is provided. 


Phytotaxa ◽  
2014 ◽  
Vol 172 (3) ◽  
pp. 247 ◽  
Author(s):  
Gregorio Nieves-Hernández ◽  
José Antonio Vázquez-García ◽  
Miguel Angel Muñiz-Castro ◽  
Miguel Cházaro-Basáñez

Echeveria cerrograndensis, a new species from eastern Sierra de Manantlán, in the Jalisco-Colima border, Western Mexico, is described and illustrated. This species belongs to series Gibbiflorae, it is morphologically related to E. fulgens but it differs from the latter in having smaller habit, margin straight to slightly undulate; glaucous to pale green or reddish leaves; lower number of flowers per branch and lower total number of flowers; shorter inflorescences, none bicolored corolla, and dark red thecae and nectaries. A key for the species of the E. fulgens complex is provided.


2017 ◽  
Vol 98 (6) ◽  
pp. 1347-1353 ◽  
Author(s):  
J. A. de León-González ◽  
N. Méndez ◽  
J. G. Navedo

A new species of Laeonereis from a shrimp farm associated with a subtropical coastal lagoon on the Mexican Pacific coast is described. The new species is characterized by a deep anterior groove on the prostomium, which is shared only with L. culveri. However, longer tentacular cirri extending back to the anterior margin of chaetiger two, the number of papillae of each group on the maxillary ring of the pharynx, and the relative size of the homogomph falcigers in the new species, allow us to separate the two species. Although the species has not been previously detected in the coastal lagoon surrounding the shrimp farm, we postulate that L. watsoni n. sp. is likely to be part of the invertebrate communities of the upper parts of similar coastal lagoons that are common along the tropical coasts of Mexico.


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. 


Author(s):  
I. Winfield ◽  
M. Ortiz ◽  
M.E. Hendrickx

A new species of deep waterEpimeriais described based on material collected in 1526–1586 m depth during the TALUD X expedition in the central Gulf of California, Mexico. It is the sixth species of this genus reported for the East Pacific.Epimeria morroneisp. nov. is morphologically similar toE. norfanziLörz, 2011 (New Zealand, 1268 m depth) andE. coraJ.L. Barnard, 1971 (off Oregon, USA, 2086 m depth).Epimeria morroneisp. nov., however, differs from these two species by a combination of several characters, including: vestigial eyes; multidentate mandibular lacinia mobilis; a distinct setae arrangement in palm and dactylus of gnathopods 1–2; the shape and relative size of coxae 1–5; and the shape of the telson.


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