Renda bicarinata, Márquez, 2010

Márquez, Juan, 2010, Revision of the genus Renda Blackwelder, 1952 (Coleoptera: Staphylinidae: Xantholinini) 2686, Zootaxa 2686 (1), pp. 1-61 : 13-15

publication ID

https://doi.org/ 10.11646/zootaxa.2686.1.1

persistent identifier

https://treatment.plazi.org/id/237A597D-FFA1-FFDB-7482-C623FC36A8F3

treatment provided by

Felipe

scientific name

Renda bicarinata
status

sp. nov.

Renda bicarinata View in CoL sp. nov.

Type material (43 specimens). Holotype, male: “ COSTA RICA: Guanacaste, Santa Rosa National Park , 25– 27-VII- 1980, D. H. Janzen & W. Hallwachs ” ( INBIO) . Paratypes: Same data as holotype (1♀, INBIO) . Same data as holotype, except: “ 6–20-VII-1978, D. H. Janzen ” (1♂, INBIO) . Same data as holotype, except: “ 7–9-XII-1979 ” (1♀, INBIO) . “ Cache, Rogers , Plochionocerus formicarius var. D. S. / B.C.A. Col. I.2. Plochionocerus formicarius Er. ” (1♂, BMNH) . “ Puntarenas, Península de Osa, Rancho Quemado , 200 m, 12–24- V-1993, A. Gutíerrez L-S 292500, 511000” (1♂, 1♀, INBIO). “ Guanacaste, P. N. Guanacaste, Est. Sta . Rosa, 300 m, VI-1990, R. Espinosa, L-N 313000, 359800” (1♀, INBIO). “ San José, Zona Protectora, Cerro Turrubares , 1756 m, IV-1990, R. Zuñiga, 197500-484500” (1♂, INBIO). “ Limon, Est. Hitoy Cerere, Res. Biol. Hitoy Cerere, 100 m, E. López , 12–28-IV-1992, L-N 184200 643300” (1♀, INBIO). “ Guanacaste, P. N. Barra Honda, 3 km NO de Nacaome , 100 m, 14-IX–5-X-1992, M. Reyes, L-N 239000 386000” (1♀, INBIO) . “ Puntarenas, Est. Cerro de Oro, Sendero Guapinol , 345 m, 10-I-1996, L. Angulo, L_S 278800 518900 # 6976 / 96-LAA144” (1♀, INBIO) . “ Guanacaste, Nicoya, Pque. Nal. Barra Honda , 100 m, 10-VIII-2000, W. Porras, Red de golpeo, L_N 385400 239180 # 58782” (1♀, INBIO). “ Guanacaste, 9 km S Santa Cecilia, Estac. Pitilla , 700 m, Malaise trap, 1988 GNP Blod. Sur. 330200, 380200” (1♀, INBIO). “ Guanacaste, 5 km SO Sta. Cecilia, Est. Pitilla, Fca. Pasmompa , 400 m, P. Rios & C. Moraga, XII-1990, L-N 333500 380600” (1♂, INBIO). “ Limon, Hy. 32, Rio Barbilla , D. Brzoska, 14-VI-1990 ” (1♂, SEMC). “ Puntarenas, Wilson Bot. Garden, 100 m, Gamboa Annex (forest trail), D. Brzoska , 11-V-1996 ” (1♂, SEMC). “ Guanacaste, Maritza Biol. Stn. , 550 m, 22-V-1993, J. S. & A. K. Ashe, # 036, ex: flight intercept trap ” (1♂, SEMC). “ Alajuela, E. B. San Ramón, R. B. San Ramón 27 km N & 8 km W San Ramón, 810 m, 10°13´4”N, 84°35´45”W, 7-VII-2000, J. Ashe, R. Brooks, Z. Falin, CR1ABF00 074” (1♂, SEMC) GoogleMaps . “ Carrillo ” (1♀, AMNH) GoogleMaps . “ San José, Enrique Schmidt” (1♀, AMNH) . “ Limon, Ebene, Rsmoothtador, Hamburgfarm , 15-XII-35 (Nom.), F. Nevermann / Pl. (s. str.) brachypterus Shp. ” (1♂, 1?, FMNH) . “ Palmares , IX-41, (Moya)” (1♀, FMNH) . “ San José, La Caja” (1♂, FMNH) . “ San Jose, La Caja, XI-39” (1♂, FMNH) . Same data, except: “ VIII-1938 ” (1♀, FMNH) . “ Paraiso , 25-I-40 / Pl. (s. str.) humeralis Brg. ” (1♂, FMNH) . “ Coyolar , 13-VI-43 / Typus / Pl. (s. str.) planipennis Brg.” (1♀, FMNH) . “ ECUADOR: Los Rios, CCRP, 13-VI-1980, S. Sandoval ” (1♀, QCAZ) . Same data, except: “ 4- I-1981 ” (1♂, QCAZ) . Same data, except: “ 7-VI-1980 ” (1♂, QCAZ) . “ PANAMA: “ Plochionocerus brachypterus Var. D. S. Bugaba 800–1500 ft. Panama. Champion (in the plaque with the specimen) / Bugaba, 800– 1500 ft. Champion / B.C.A. Col. I. 2. Plochionocerus brachypterus, Sharp / Syntype ” (2 ♀♀, BMNH) . “ Canal Zone , Barro Colorado Is. / I– II-1945, J. Zetek ” (1♂, USNMNH) . “ Barro Colorado Island , 09°11´N, 75°51´W, 7-VII-1994, D. Banks, ex: flight intercept trap ” (1♀, SEMC). Same data, except: “ 40 m, 9°11´0”N, 79°51´0”W 17–23-VII-2000 PAN1C00 087; S. Chatzimanolis ” (1♀, SEMC). Same data, except: “ 24-VII- 2000, Ex. Miscellaneous coll. PAN1C00 089” (1♀, SEMC) GoogleMaps . “ Canal Zone, Madden Forest Pres., 1-VII-1976 / A. Newton collector / berl. litter around fermented palm fruits” (1♀, FMNH) GoogleMaps . “ Colon, Parque Nac. Soberania, Pipeline Rd. Nr. Gamboa, 09°07´N, 79°45´W, 40 m, 25-V-1995. Chaboo, Jolly, Hayford. Ex: beating foliage” (2♀, SEMC). “ GoogleMaps Pto. Grunelles (?), 28.VII.30 (1♀, SEMC) . “BCl, Pan. 64 L” (1♂, USNMNH) .

Description. Total length 13.8–19.0 mm; body black and shining, with antennae, mouthparts and tarsi reddish brown.

Head. Oval ( Fig. 11 View FIGURES 11–19 ), 1.31x as long as wide; dorsal surface slightly convex; ventral surface clearly convex; with dense umbilicate punctures on dorsal and ventral surfaces separated by less than twice their width ( Fig. 24 View FIGURES 20–24 ); temple with superior and inferior temporal carinae and a concave area ( Fig. 34 View FIGURES 25–34 ); eyes 0.28x length of head, interocular distance 0.65x width of head measured at eye level; first antennomere nearly twice length of 2–3 combined, apical antennomere 0.94x length of antennomeres 9–10 combined; labrum slightly bilobed ( Fig. 54 View FIGURES 53–61 ); mandibles with external channel; apical maxillary palpomere elongate ( Fig. 38 View FIGURES 35–46 ), 1.94x length of preapical palpomere; apical labial palpomere slightly widened and flattened toward apex ( Fig. 44 View FIGURES 35–46 ), almost twice as long as preapical palpomere.

Thorax. Pronotum 1.45x as long as wide, slightly wider than head (1.09x); with dense umbilicate punctures, except for narrow longitudinal impunctate area ( Fig. 49 View FIGURES 47–52 ); posterior half of pronotum without depressed areas. Elytra as long as pronotum, with short setae as dense as those on head, these setae denser on pronotum and sparser on abdomen. Prosternum with setae sparser than that of meso and metasternum.

Abdomen. Covered with pale and long setae denser than elsewhere on body.

Aedeagus. Ovally elongate, with base of median lobe strongly widened; total length 2.9 mm; parameres 0.30x length of median lobe; apical area of median lobe 0.13x total length of median lobe; internal sac with weakly sclerotized structures ( Fig. 65 View FIGURES 62–77 ).

Variation. Great variation in total length (13.8–19.0 mm). Body color mainly black, with antennomeres 4–11, maxillary and labial palpi, and tarsomeres reddish brown, and apex of last visible abdominal segment reddish. However, in several specimens these structures are almost black and in some specimens, the apex of the last antennomere is yellow or reddish. Punctures on cephalic ventral surface are unevenly distributed and variably dense.

Comparison. This species is similar to R. formicaria and R. flagellicornis in the dense umbilicate punctation of the head and pronotum and the large body size. Renda bicarinata can be distinguished from the two previous species by the temple with superior and inferior temporal carinae and a concave area, by the oval head and the particular characteristics of the aedeagus.

Remarks. Several specimens of R. bicarinata had been previously identified as R. formicaria or as a variety, owing to the similarity of both species. Two paralectotypes of R. brachyptera from Panama (considered as “variation” by Sharp, 1885) are not conspecific with the lectotype of that species, but belong to R. bicarinata sp. n., and were designated as paratypes of that species.

Etymology. The species name is derived from the Latin word “carinae”, and refers to the two carinae on the temple of the head that delimit the concave internal area.

Geographic distribution. Costa Rica, Ecuador and Panama.

SEMC

University of Kansas - Biodiversity Institute

AMNH

American Museum of Natural History

FMNH

Field Museum of Natural History

QCAZ

Museo de Zoologia, Pontificia Universidad Catolica del Ecuador

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Staphylinidae

Genus

Renda

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