Acropsis Uvarov, 1939,

Mendes, Diego Matheus De Mello & Rafael, José Albertino, 2020, RedescriptionofAcropsisGrant, 1958 (Orthoptera: Tettigoniidae: Phaneropterinae Microcentrini) and description of new species from Brazilian and Colombian Amazon Rainforest, Zootaxa 4779 (2), pp. 230-244: 231

publication ID

https://doi.org/10.11646/zootaxa.4779.2.5

publication LSID

lsid:zoobank.org:pub:FEBC14DB-33FE-4E43-B8E3-4CCC0EAF4B55

DOI

http://doi.org/10.5281/zenodo.3851259

persistent identifier

http://treatment.plazi.org/id/EB1587B8-1C7C-1407-5391-346D4CF2F877

treatment provided by

Plazi

scientific name

Acropsis Uvarov, 1939
status

 

Acropsis Uvarov, 1939 

Figures 1–13View FIGURE 1View FIGURE 2View FIGURE 3View FIGURE 4View FIGURE 5View FIGURE 6View FIGURE 7View FIGURE 8View FIGURE 9View FIGURE 10View FIGURE 11View FIGURE 12View FIGURE 13

Acropsis Uvarov, 1939: 457  ; Cadena-Castañeda, 2014: 22; Cigliano et al., 2020.

Acra Brunner von Wattenwyl, 1878  (preocc. Bleeker 1863): 353; Kirby, 1906: 486; Bruner, 1915: 297; Uvarov, 1939: 457; Grant Jr., 1958: 51.

Diagnosis. Tegmina widened, apex rounded, posterior margin curved, forming an angle of 130° in cubital region ( Figs. 2View FIGURE 2 and 6View FIGURE 6), giving a unique aspect to this katydid among Microcentrini  genera. Mesosternum and metasternum laterally compressed ( Figs. 1EView FIGURE 1, 7EView FIGURE 7 and 10EView FIGURE 10).

Redescription. Head apex rounded in lateral view ( Fig. 1BView FIGURE 1). Fastigium and vertex not fused. Compound eyes globular ( Figs. 1View FIGURE 1 B–C). Pronotal carina rounded ( Figs. 1View FIGURE 1 C–D). Lateral lobes of pronotum subrectangular anterior margin straight, ventrally curved and posteriorly sinuous ( Fig. 1DView FIGURE 1). Furcal sutures connected ( Fig. 1CView FIGURE 1). Mesosternum and metasternum laterally compressed ( Fig. 1EView FIGURE 1). Mesosternum diamond-shaped, with lateral lobes triangular, narrow, Mesosternum and metasternum laterally compressed ( Figs. 1EView FIGURE 1, 7EView FIGURE 7 and 10EView FIGURE 10). Tegmina widened, apex rounded, posterior margin curved, forming an angle of 130° in cubital region ( Figs. 2View FIGURE 2 and 6View FIGURE 6). Vein R somewhat straight and parallel sided with vein MA, distally with several delicate sinuous ramifications ( Fig. 2View FIGURE 2). A pentagonal or hexagonal cell present between veins MP and CuA ( Fig. 2View FIGURE 2). Veins MA and MP bifid distally ( Fig. 2View FIGURE 2). Left stridulatory file convex, with median region elevated ( Fig. 3AView FIGURE 3). Basal teeth short, gradually increasing in length towards median region ( Fig. 3AView FIGURE 3). Median teeth slender, close to each other ( Fig. 3AView FIGURE 3). Fore femur straight without spines ( Fig. 1FView FIGURE 1). Fore tibia with tympanic opening fully opened and three ventral spines ( Fig. 1FView FIGURE 1). Mid femur rectangular without spines ( Fig. 1GView FIGURE 1). Hind tibia narrow, slender, without projections ( Fig. 1HView FIGURE 1). All legs with numerous short bristles ( Figs. 1View FIGURE 1 F–H). Internal male genitalia with dorsal lobes curved, posteriorly narrowed and overlapping part of upper folds of ventral lobe ( Fig. 4View FIGURE 4).

Distribution. Brazil (new record), Bolivia, Colombia (new record), Ecuador and Peru ( Fig. 13View FIGURE 13).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Orthoptera

Family

Phaneropteridae

Loc

Acropsis Uvarov, 1939

Mendes, Diego Matheus De Mello & Rafael, José Albertino 2020
2020
Loc

Acropsis

Cadena-Castaneda, O. J. 2014: 22
2014
Loc

Acra

Bruner, L. 1915: 297
Kirby, W. F. 1906: 486
1906