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All of the known information on the morphology of the species is used to discuss the implications for its biology and systematic position.New genus and new species of bamboo-feeding planthopper tribe Augilini, Neosymplana vittatum gen. et sp. n. is described from southwestern China. A key to Chinese genera of Augilini is given. The photos of the habitat of the species described are provided.The leafhopper genus Stirellus is reviewed from Pakistan with the description and illustrations of a new species Stirellus pakhtunensis Shah Duan sp. n. and four new records Stirellus capitatus n. rec., Stirellus indrus n. rec., Stirellus rotundus n. rec., Stirellus rubrolineatus n. rec. selleck chemicals A checklist and key for the known species of Stirellus from Pakistan are also given.The Indian subcontinent is known to harbor a high level of insect biodiversity and endemism, but the grasshopper fauna in this region is poorly understood, in part due to the lack of appropriate taxonomic resources. Based on detailed examinations of museum specimens and high-resolution digital images, we have produced an illustrated key to 21 Pyrgomorphidae genera known from the Indian subcontinent. This new identification key will become a useful tool for increasing our knowledge on the taxonomy of grasshoppers in this important biogeographic region.Leptodeira is one of the most widespread and taxonomically problematic snake taxa in the Americas. Here we describe a new species of Leptodeira from the Andes of southern Ecuador based on morphological and molecular data. The new species is geographically close and morphologically similar to L. ornata and L. larcorum, from which it can be distinguished by having smaller dorsal body blotches, a longer tail, and shorter spines on the hemipenial body. The shortest genetic distances between the new species and its congeners are 0.02 (16S), 0.05 (cytb), and 0.18 (ND4). The new species is restricted to the Jubones River Basin in southern Ecuador, an area of endemism for other reptile species. Our phylogenetic analysis based on mitochondrial and nuclear DNA sequence data also supports recognition of the names L. larcorum (restricted to Peru) for "L. septentrionalis larcorum", and L. ornata for populations of "L. s. ornata" from central and eastern Panama, western Colombia, and western Ecuador. However, some samples of "L. s. ornata" from Panama and Costa Rica, as well as the new species described herein, are not included within or more closely related to L. ornata, which is sister to the clade (L. bakeri, L. ashmeadii).A catalog of the described Opilioacaridae species and their type depository institutions is presented. Opilioacaridae comprises 53 valid taxa (with 2 subspecies and 3 fossil species) distributed in 13 genera. The zoogeographical distribution, described life stages and years of description are also provided and discussed. Recent work on the American continent has resulted in a great diversity from these zoogeographical zones, but the family has a worldwide distribution. In addition, we move Neocarus ojastii Lehtinen, 1980 into Caribeacarus, i.e., Caribeacarus ojastii (Lehtinen, 1980) n. comb.Seven new species of Adeonellopsis MacGillivray, 1886 are described Adeonellopsis macewindui, A. gracilis (endemic to New Zealand), A. gemina (New Zealand and Norfolk Island shelf), A. tasmanensis (Norfolk Island shelf and Gascoyne Seamount), A. periculosa Norfolk Island shelf) and A. wassi and A. minor (New South Wales shelf). All have flattened staghorn branches, which range in width from 0.8 to 5 mm, depending on species. Based on underwater photos, the largest species, A. macewindui n. sp. forms locally significant habitat on fiord walls and parts of the continental shelf in New Zealand, sometimes in association with A. gemina n. sp.. The latter can survive as isolated fragments that can regenerate from broken ends. Three species have a number of large gonozooids at selected locations on their branches and two of these species have vestigial ooecia in their gonozooids, recorded for the first time in Adeonidae. The remaining four species have among their autozooids only a few zooids that are a little larger, with larger compound spiramina. These are suggested to function as gonozooids, representing the larger end of a size spectrum for reproductive zooids, of which those at the lower end are the same size as autozooids. The encrusting Australian species known as Adeonellopsis baccata (Hutton, 1878) is transferred to Reptadeonella as Reptadeonella baccata n. comb..A new cyclostome bryozoan, Pandanipora fragilis n. sp., is described from 3453 m depth on the subequatorial Mid-Atlantic Ridge. It differs from the type species, P. helix Grischenko, Gordon Melnik, 2018, by a combination of colonial and zooidal characters. These include regular branching of a uniserial stem along the entire colony length; a straight or just slightly elevated and gently curved distal autozooidal peristomial component, forming a sharp angle with the frontal wall of the next zooid; the pattern of zooidal budding, achieved via development of a partition from the floor of the parent zooid in its distal quarter to third, leaving the proximal portion of daughter zooids not overlapping, so that preceding and subsequent zooids are not appressed along their proximal segments; props are uniformly straight and filiform, with their diameter much smaller than in P. helix; the exceptionally rare presence of slit-like pseudopores, restricted to props; and wedge-shaped crystallites on the internal surface of developing zooids, with irregular, ragged edges. The discovery of P. fragilis suggests that Pandanipora is most likely a relict element of a more-widespread ancient distribution that existed in tropical and boreal zones of both the Atlantic and Pacific Oceans prior to formation of the Isthmus of Panama in the Pliocene.The type material of Caudofoveata (Aplacophora) deposited in the molluscan collections of the National Museum of Natural History, Smithsonian Institution (USNM), and of the Museum of Comparative Zoology, Harvard University (MCZ), USA, are listed. An extensive analysis of the databases and a curatorial revision of all lots from both collections were made, including an examination of material from Dr. Amelie Scheltema's personal collections, recently donated and under curation in the MCZ. A total of 2313 specimens from 378 type lots representing 33 nominal species group taxa was found. Of these, 2275 specimens from 358 lots representing 27 species are held in the USNM (22 holotypes, 2 syntypes and 334 paratypes) and 38 specimens from 20 lots representing 7 species are in the MCZ (5 syntypes, 9 paratypes, 3 paralectotypes, 3 doubtful paralectotypes). Some taxonomical notes about these species and their type-materials are provided.

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