scholarly journals A NEW SPECIES OF THE GENUS MALACONOTHRUS (ACARI, ORIBATIDA, MALACONOTHRIDAE) FROM ECUADOR

2016 ◽  
Vol 9 ◽  
pp. 31-37
Author(s):  
Sergey G. Ermilov

A new species of oribatid mites of the genus Malaconothrus (Oribatida, Malaconothridae) is described from forest litter in Ecuador. Malaconothrus paraweigmanni Ermilov sp. nov. differs from the most similar species, M. weigmanni Colloff, 2013 by the smaller body size, barbed notogastral setae and comparatively long anal setae.

2017 ◽  
Vol 15 ◽  
pp. 33-39
Author(s):  
Sergey G. Ermilov

A new species of oribatid mites of the genus Lasiobelba (Oribatida, Oppiidae) is described from decomposing logs in the polydominant forest of Cat Tien National Park (Southern Vietnam). Lasiobelba longisensilla sp. nov. differs from  most similar species, L. sculpta Wang, 1993 and  L. yunnanensis Wen, 1999, by the smaller body size, notogaster without sculpturing, and lamellar setae shorter than rostral and interlamellar setae.


2019 ◽  
Vol 22 ◽  
pp. 90-96
Author(s):  
Sergey G. Ermilov

A new species of oribatid mites (Oribatida) phoretic on the beetle, Macrolinus batesi (Coleoptera, Passalidae) is described from Sumatra, Indonesia. Graptoppia (Stenoppia) royi sp. nov. (Oppiidae) differs from G. (S.) italica by the smaller body size, the presence of thin transcostula and the absence of costulae. Data on oribatids phoretic on passalid beetles are summarized; nine identified oribatid species (from 19 beetle species) are listed.


Zootaxa ◽  
2004 ◽  
Vol 397 (1) ◽  
pp. 1 ◽  
Author(s):  
JUNGSUN YOO ◽  
JOOPIL KIM ◽  
HOZUMI TANAKA

Alopecosa volubilis n. sp. is described from Korea and is differentiated from other species in Alopecosa Simon, 1885 by morphological characteristics, such as three retromarginal teeth of chelicera, smaller body size, and the presence of a distinct tip of the median apophysis. The pedipalpal sclerites and somatic characters of two similar species, A. moriutii Tanaka, 1985 and A. hokkaidensis Tanaka, 1985, are compared with those of the new species. An illustration of the body and scanning electron microscope (SEM) pictures of the pedipalpal organ are provided.


2020 ◽  
Vol 27 ◽  
pp. 74-79
Author(s):  
Sergey G. Ermilov

A new species of Lamellarea (Oribatida, Lamellareidae) is described from hick twigs of southern live oak in Florida, U.S.A. (part of the Neotropical region). Lamellarea americana sp. nov. differs from most similar species, Lamellarea digitata and L. forceps by the ventrally inserted lamellar setae, the number of genital setae, the length of interlamellar setae, and the body size. Remarks on generic diagnosis and distribution of Lamellarea are presented.


2021 ◽  
Vol 26 (3) ◽  
pp. 588-598
Author(s):  
Safeer Mohammed P.P. ◽  
Ramani N.

A new species and three new records of oribatid mites collected from soil/litter samples of Malappuram Dt. of Kerala, South India, are studied. Indoribates (Indoribates) irumbuzhiensis sp. nov. shares some morphological similarities with I. (I.) hauseri (Mahunka, 1997) and I.(I.) crassisetiger (Fukuyama & Aoki, 2000) described from Borneo and China respectively. However, the larger body size, smooth rostral setae, straight interlamellar setae, long and smooth notogastral setae, barbed/ciliate nature of genital setae, g4 and g5, distally pointed anal and adanal setae, and presence of basiventral tooth on tibia I and II keep its identity separate from the above two species. Identification key to all known species of subgenus Indoribates (Indoribates) is provided. The paper also include three new records of oribatid mites from India viz. Gibbicepheus (Gibbicepheus) kanekoi (Aoki 1958), Yoshiobodes (Yoshiobodes) camerunensis Fernández, Theron, Leiva & Tiedt.,2017 and Eupelops intermedius (Hammer, 1979), of which, Y. (Y) camerunensis is new record for the Oriental Region and first record of the genus from India.


2018 ◽  
Vol 23 (7) ◽  
pp. 1278
Author(s):  
Sergey G. Ermilov ◽  
Chi-Man Leong

A new species of the genus Meristolohmannia (Oribatida: Lohmanniidae) is described from litter of a secondary forest in Macao of southern China; M. macaoensis Ermilov sp. nov. differs from M. abbreviata Chen, Yang & Xie, 2010 by the comparatively longer rostral setae than the lamellar, interlamellar and posterior exobothridial setae, bothridial setae with well-developed branches, reticulate notogaster surface, number and morphology of subcapitular setae, nine pairs of genital setae and the smaller body size. An identification key to the known species of Meristolohmannia is provided. Lohmannia (Lohmannia) corallium Nakatamari, 1982 is recorded in the Oriental region for the first time; its supplementary description is provided based on material from China, and the revised diagnostic traits for this species are also proposed.


Zootaxa ◽  
2008 ◽  
Vol 1781 (1) ◽  
pp. 1 ◽  
Author(s):  
CATHERINE A. TAUBER ◽  
GILBERTO S. ALBUQUERQUE ◽  
MAURICE J. TAUBER

A new species, Leucochrysa (Nodita) digitiformis, is described from an agricultural area in the coastal region of southeastern Brazil. In accordance with the most recent key to some agriculturally-associated lacewings in Brazil (Freitas and Penny 2001), this species would have been identified as Leucochrysa (Nodita) clepsydra Banks, which was described from the Andean region of Colombia (1,000–1,340 m). However, a comparison of our Brazilian specimens with Banks’s syntypes of L. (N.) clepsydra showed that Freitas and Penny’s redescription of L. (N.) clepsydra differs markedly from Banks’s types in body size, wing shape, and male genitalia. To facilitate reliable identification of natural enemies in South American agroecosystems, we redescribe L. (N.) clepsydra (male and female) from the type specimens, describe a similar species from Brazil, and modify the existing key.


2020 ◽  
Vol 25 (5) ◽  
pp. 869-880
Author(s):  
Sergey G. Ermilov

A new species of oribatid mites of the family Cepheidae is described based on adults from rainforest in Chile. Sadocepheus nortonroyi sp. nov. differs from Sadocepheus foveolatus by the larger body size, the presence of transverse notogastral ridge and divergent lamellar cusps, and the location of notogastral setae on the notogastral surface. Explanations on placement of some species in Sadocepheus are presented. An identification key to known species of Sadocepheus is given.


Acarina ◽  
2020 ◽  
Vol 28 (1) ◽  
pp. 17-22
Author(s):  
Sergey G. Ermilov ◽  
Elizabeth Hugo-Coetzee

A new oribatid mite species of the genus Galumna (Oribatida, Galumnidae) is described from South Africa, based on museum collection material. Galumna (Galumna) paralawrencei sp. n. differs from Galumna (Galumna) lawrencei Jacot, 1940 by the larger body size, the localization of adanal lyrifissures, and the presence of a hump-like structure in the anterior part of the prodorsum and distinctly longer notogastral porose areas Aa, A2, A3 and anal and adanal setae.


2017 ◽  
Vol 22 (4) ◽  
pp. 550 ◽  
Author(s):  
Sergey G. Ermilov ◽  
Josef Stary

A new species of Galumna (Galumna) (Oribatida, Galumnidae) are described from a sample of grass rhizosphere, from a meadow of the Tam Dao National Park, Northern Vietnam. Galumna (Galumna) dkrivolutskyi sp. nov. differs from G. pseudotriquetra Ermilov, 2015(b) by the larger body size, bothridial heads slightly developed unilaterally and by the absence of sejugal suture medially. A supplementary description of G. discifera Balogh, 1960 is present based on Vietnamese specimens. Morphological additions to description of the Vietnamese species, G. acutirostrum Ermilov & Anichkin, 2010, are given. An identification key to known species of Galumna (Galumna) from the Oriental region is provided.


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