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FIGURES 19–23 in Parakari a New Genus of the Family Baetidae (Insecta: Ephemeroptera) from Guyana Highlands

FIGURES 19–23. Parakari churiensis sp. nov. Nymph. Mouthparts (Figs. 19–23): 19a, labrum, left d.v., right v.v.; 19b, labrum: apical setae; 20, left mandible v.v.; 21a, right mandible v.v.; 21b, right mandible: prostheca detail; 22, hypopharynx v.v.; 23a, maxilla v.v.; 23b, denticles detail; 23c, denticle I detail; 23d, maxillary palpi, segment II detail.

FIGURES 4–14 in Parakari a New Genus of the Family Baetidae (Insecta: Ephemeroptera) from Guyana Highlands

FIGURES 4–14. Parakari auyanensis sp. nov. Nymph. Mouthparts (Figs. 4–9): 4, labrum, left d.v., right v.v.; 5, left mandible v.v.; 6, right mandible v.v.; 7, hypopharynx v.v.; 8, maxilla v.v.; 9, labium, left d.v., right v.v. 10, leg I; 11, tarsal claw I. 12, posterior margin of tergum IV. 13, gill IV. 14, paraproct.

FIGURES 1–3. Nymphs, dorsal habitus. 1 in Parakari a New Genus of the Family Baetidae (Insecta: Ephemeroptera) from Guyana Highlands

FIGURES 1–3. Nymphs, dorsal habitus. 1, Parakari auyanensis sp. nov. 2, Parakari churiensis sp. nov. 3, Parakari churiensis sp. nov.

FIGURES 15–18 in Parakari a New Genus of the Family Baetidae (Insecta: Ephemeroptera) from Guyana Highlands

FIGURES 15–18. Parakari churiensis sp. nov. Male imago. 15, dorsal view (MS: mesoscutum, SMS: submesoscutum). 16, lateral view. 17, fore wing. 18, genitalia, C: constriction.

FIGURE 4 in A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America

FIGURE 4. Gonatodes timidus sp. nov. Detail of pericloacal region in preserved specimens. A: Male holotype (IRSNB 2664), note distinct cluster (lower belly) and rows (thighs) of escutcheon scales. B: Female paratype (IRSNB 2670).

FIGURE 3 in A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America

FIGURE 3. Gonatodes timidus sp. nov. Details of lateral (top), dorsal (middle), and ventral (bottom) views of the head of the male holotype in life (IRSNB 2664, 46.9 mm SVL). Scale bar = 5 mm.

FIGURE 2 in A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America

FIGURE 2. Gonatodes timidus sp. nov. Sexual dichromatism in life. Top left: Ventral face of male holotype (IRSNB 2664, 46.9 mm SVL). Lower left: Detail of the gular region in the same specimen. Top right: Ventral face of female paratype (IRSNB 2670, 51.6 mm SVL). Lower right: Detail of the gular region in the same specimen. Scale bars = 10 mm (top), and 5 mm (bottom).

FIGURE 1 in A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America

FIGURE 1. Gonatodes timidus sp. nov. in life. Top: Male holotype (IRSNB 2664, 46.9 mm SVL). Middle: Male paratype (IRSNB 2665, 46.7 mm SVL). Bottom: Female paratype (IRSNB 2667, 51.2 mm SVL). Note the conspicuous difference in the colour of head ornamentation between the two males, and the sexual dichromatism.

FIGURE 6 in A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America

FIGURE 6. Habitat of Gonatodes timidus sp. nov. at the type locality. A: Macrohabitat, the white arrow indicates a cluster of large boulders on the primary forest floor. B: Microhabitat, the white arrow indicates the exact place where the holotype of G. timidus sp. nov. was first spotted. It quickly escaped in the hole between the boulders indicated by a black arrow. C: The stream running at the type locality (22 March 2011).

FIGURE 5 in A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America

FIGURE 5. Map of the Iwokrama Forest Reserve. The black dot indicates the type locality of Gonatodes timidus sp. nov., at the foot of the Iwokrama Mountains. The red line crossing the Reserve is the road between Linden and Lethem. Map courtesy Iwokrama International Centre for Rainforest Conservation and Development.

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FIGURE 3 in Charinus bromeliaea sp. n. (Amblypygi: Charinidae); a new species of bromeliad inhabiting whip spider from French Guyana

FIGURE 3. Tarsus of holotype (female); A. Tarsus of pedipalp, ventral, B. pedipalp ventral, C. pedipalp dorsal.

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FIGURE 2 in Charinus bromeliaea sp. n. (Amblypygi: Charinidae); a new species of bromeliad inhabiting whip spider from French Guyana

FIGURE 2. Charinus bromeliaea sp. n. holotype (female). 1. Cephalothorax, dorsal view. 2. Cephalothorax, ventral view.

FIGURE 1 in Geophagus crocatus, a new species of geophagine cichlid from the Berbice River, Guyana, South America (Teleostei: Cichlidae)

FIGURE 1. Geophagus crocatus. Holotype. UG/CSBD 1656 (Ex ROM 87106), 165.6 mm SL; Guyana: East Berbice: Berbice River (5.17456°N 58.16336°W).

FIGURE 4. Geophagus crocatus, ROM 86918, 91.2 in Geophagus crocatus, a new species of geophagine cichlid from the Berbice River, Guyana, South America (Teleostei: Cichlidae)

FIGURE 4. Geophagus crocatus, ROM 86918, 91.2 mm SL, Berbice River, above and below Itabru falls and in quiet lake-like expansions below the falls.

FIGURE 5 in Geophagus crocatus, a new species of geophagine cichlid from the Berbice River, Guyana, South America (Teleostei: Cichlidae)

FIGURE 5. Collecting sites of Geophagus crocatus in the Berbice drainage in Guyana. One dot may represent more than one collection locality. The open circle represents the type locality.

FIGURE 5 in Krobia petitella, a new species of cichlid fish from the Berbice River in Guyana (Teleostei: Cichlidae)

FIGURE 5. Collection sites of Krobia petitella n. sp.. Type locality is represented by an empty circle. One point may represent more than one collection locality.

FIGURE 3 in Krobia petitella, a new species of cichlid fish from the Berbice River in Guyana (Teleostei: Cichlidae)

FIGURE 3. Diagrammatic representation of lateral band, vertical bars, and facial markings distinguishing Krobia species. a, K. petitella, n. sp.; b, K. xinguensis; from holotype photo (Kullander 2012); c, K. guianensis; from ROM 87784; d, K. itanyi from AUM 50759 and ANSP 189588 (posterior spot in hatch marks of bar 3 may be present or absent, see Kullander and Nijssen 1989); e, K. potaroensis; from holotype illustration (Eigenmann 1912, Plate LXVI, Fig.2) and descriptions from Kullander and Nijssen (1989); f, K. paloemeuensis; from holotype photo (Kullander and Nijssen 1989).

FIGURE 1 in Krobia petitella, a new species of cichlid fish from the Berbice River in Guyana (Teleostei: Cichlidae)

FIGURE 1. Diagrammatic representation of head markings, vertical bar patterns and counts, lateral band spot pattern and counts in Krobia. Abbreviations are as follows: ALS, anterolateral spot; CS, caudal spot; IOS, interorbital stripes; LLL, lower lateral line; MLS, mid-lateral spot; POB, postorbital band; POS, preorbital stripe; SOS, suborbital stripe; ULL, upper lateral line.

FIGURE 2 in New species of Lebiasina (Ostariophysi: Characiformes: Lebiasinidae) from the upper Mazaruni River drainage, Guyana

FIGURE 2. Map of Northeastern South America, depicting the Mazaruni river drainage and adjoining areas, with distribution of L. ardilai (triangles) and putative: Lebiasina yuruaniensis (circles) and L. unitaeniata (diamonds). White polygons represent type-localities.

FIGURE 1 in New species of Lebiasina (Ostariophysi: Characiformes: Lebiasinidae) from the upper Mazaruni River drainage, Guyana

FIGURE 1. Lebiasina ardilai, new species: (a) holotype, UG/CSBD 1663, 114.2 mm SL, male; (b) paratype ROM 83872, 113.0 mm SL, female, both from Guyana, Zone 7, Essequibo River system, Mazaruni River drainage Waruma Creek at campsite, 5°28'40.3"N 60°46'45.3"W.