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86 results for “Colostethus”
Fig. 6 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 6. Lateral view of two similar Amazonian species of Colostethus. Note the variation in the pale area anterior to the groin and the distance of the pale ventrolateral stripe from arm. From top to bottom, C. trilineatus (AMNH FS 8689 Ƌ; MUSM 15618 Ƌ), and C. melanolaemus (AMNH FS 11920 Ƌ; AMNH 114944 ♀). ×2.8.
Fig. 5 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 5. Variation in ventral and dorsal coloration among adult male Colostethus trilineatus from Cocha Cashu. All specimens in top row have only Finger III swollen; those of bottom row have Fingers II and III swollen. From left to right, top row: AMNH 153038, MUSM 9201, MUSM 9184, MUSM 9182, MUSM 9198; bottom row: MUSM 9183, MUSM 9188, MUSM 15618, MUSM 9200, MUSM 9191. Slightly larger than life size.
Fig. 3 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 3. Ventral and dorsal views of adult male Colostethus trilineatus from the type locality (Yurimaguas). Holotype BMNH 1947.2.14.20 (left), AMNH FS 8689 (center), MUSM 15611 (right). ×1.2.
Fig. 1 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 1. Map of western South America showing localities for material examined of Colostethus trilineatus (-), C. melanolaemus (•), C. alessandroi (Δ), and C. mcdiarmidi (*).
Fig. 2. A in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 2. A specimen of Colostethus trilineatus from Cocha Cashu, Parque Nacional del Manu, Depto. Madre de Dios, Peru, ca. 380 m. [From color transparency by LOR.]
Fig. 12 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 12. Narrow band (59 Hz) spectrogram and waveform of advertisement call of Colostethus juanii (ICN 44486). This is the first quadruplet of the second train of recording TG 9904.
Fig. 18 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 18. Narrowband (59 Hz) spectrogram and waveform of advertisement call of Colostethus alessandroi from the type locality.
Fig. 15 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 15. Ventral view of adult males of Colostethus mcdiarmidi holotype USNM 257805 (left) and C. alessandroi AMNH 157004 (right). Scale bar = 5 mm.
Fig. 17 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 17. Palmar view of right hand of Colostethus alessandroi (AMNH 157004). Scale bar = 2 mm.
Fig. 9 in Two New Species of Frogs of the Genus Colostethus (Dendrobatidae) from Peru and a Redescription of C. trilineatus (Boulenger, 1883)
Fig. 9. Right foot and hand of Colostethus melanolaemus (MUSM 15607). Scale bars = 2 mm.
FIGURE 11 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 11.—Maximum likelihood tree depicting evolutionary relationships within Leucostethus and Colostethinae inferred from mitochondrial and nuclear genes. Bayesian posterior probabilities> 95 and bootstrap support> 70% are indicated by an asterisk (*). The inset map indicates the type locality of Leucostethus bilsa sp. nov. (yellow dot), and localities of Leucostethus sp., Epipedobates boulengeri and E. sp. (aff. darwinwallacei). Colored species next to the clades are species occurring in the Isla Gorgona and the Pacific lowlands of Ecuador.
FIGURE 10 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 10.—Sonogram of the advertisement call of adult male Leucostethus bilsa sp. nov. recorded on 5 January 2004 (tape MR2004-1-12); specimen not collected but photographed in life (see Fig. 4B). Three consecutive notes selected from near the center of a call consisting of 84 notes.
FIGURE 9 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 9.—Ventral view of hyoid plate and mandible (A) and scapular girdle (B) of the skeleton of Leucostethus bilsa sp. nov. (CJ 7775, female). Scale = 3 mm. Photos by Steven Guevara.
FIGURE 7 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 7.—Testes (indicated by arrows) and eggs of Leucostethus bilsa sp. nov., showing differences in pigmentation: (A) both testes unpigmented white (INABIO 3632); (B) one testis unpigmented white, and one testis brown (QCAZ 14700); (C) eggs (CJ 7765). Photos (A, B) by Verónica Armas-Ortiz and HMOA and (C) by Diego Acosta-López and Andrea Terán-Valdez.
FIGURE 6 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 6.—Dorsal (upper row) and ventral (lower row) aspects of preserved paratype specimens of Leucostethus bilsa sp. nov. (A) INABIO 3632, adult male; (B) INABIO 3786, adult male; (C) INABIO 3649, juvenile female; (D) INABIO 3785, sub-adult female). Note dark spotting on the chin of adult males (INABIO 3632 and 3786), in contrast to pale unmarked ventral surfaces of females (INABIO 3649 and 3785), and dark spotting extending ventro-laterally on adult male INABIO 3632. Photos by HMOA.
FIGURE 3 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 3.—Live adults of Leucostethus bilsa sp. nov. depicting variation in coloration: (A) CJ 8423, female, SVL = 25.8 mm); (B) CJ 7765, female, SVL = 25.0 mm). Photos by Diego Acosta-López.
FIGURE 4 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 4.—Live adults of Leucostethus bilsa sp. nov. showing variation: (A) QCAZ 14699, gravid adult female, SVL = 27.4 mm; (B) Not collected, adult male; (C) INABIO 3786, adult male, SVL = 23.0 mm; (D) INABIO 3785, subadult female, SVL = 22.0 mm; (E) ventral view of male (call recording MR2004-1-12) showing gular-chest marks; (F) male (CJ 7213, SVL = 22.8 mm) carrying tadpoles. Photos by GOV (A), MR (B, E), HMO (C, D), SH (F).
FIGURE 1 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 1.—(A) Map showing the collection sites of Leucostethus bilsa sp. nov.; (B) habitat of Leucostethus bilsa sp. nov. at Duchas stream. Reserva Biológica Bilsa, Provincia Esmeraldas, Ecuador. Map by Gustavo Pazmiño-Otamendi; photo by SH.
FIGURE 5 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 5.—Flash coloration, hands, and feet in Leucostethus bilsa sp. nov. (A–E) live adult female CJ 7765; (F–G) live adult male holotype CJ 8311. Note the mustard-yellow paracloacal marks on the dorsal thighs (A), and the mustard-yellow flash marks on axillae, groin, and hind limbs (B, C). Photos by Diego Acosta-López.
FIGURE 8 in A new species of Leucostethus (Anura: Dendrobatidae) from the Cordillera Mache-Chindul in northwestern Ecuador, with comments on similar Colostethus and Hyloxalus
FIGURE 8.—High-resolution computed tomography reconstructions of the skeleton of the male holotype (CJ 8311) of Leucostethus bilsa sp. nov. (A) dorsal view; (B) lateral, dorsal and ventral view of skull; (C) coccyx, ischia and pubes in lateral view; (D) ventral view of pectoral girdle; (E) ventral view of manus; (F) ventral view of pes. Scale = 5 mm.
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