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FIGURE 10. Shield forms from L3 in Nematodes from galls on Myrtaceae. VII. Fergusobia from ' leafy' leaf bud galls in Australia, with re-description of Fergusobia tumifaciens (Currie 1937) Wachek 1955 and descriptions of Fergusobia planchonianae n. sp. and Fergusobia viminalisae n. sp.

FIGURE 10. Shield forms from L3 Fergusonina larvae from 'leafy' leaf bud galls (automontage images): A, 'Patches' form of shield found on larvae of Fn carteri on E. bridgesiana; B, 'bars' form of shield found on pupa from E. planchoniana; C, 'patches' form of shield found on pupa from E. viminalis. Scale bars: A, C = 0.5 mm; B = 0.2 mm.

FIGURE 6. Shields from L3 in Nematodes from galls on Myrtaceae. IX. Fergusobia rosettae n. sp. on Melaleuca quinquenervia and F. tolgaensis n. sp. on Syzygium luehmannii, from Queensland

FIGURE 6. Shields from L3 fergusoninid larvae from galls on Melaleuca and Syzygium spp.: A, Fergusonina sp. from 'rosette' galls on M. quinquenervia; B, Fergusonina sp. from unilocular galls on S. luehmannii; C, Fn. metrosiderosi from basal shoot galls on Mt. excelsa (drawn from Taylor 2004); D, Fn. syzygii from axilliary bud galls on S. cumini (redrawn from Harris 1982): E, Fn. goolsbyi from rosette galls on M. nervosa (drawn from Taylor 2004); Fn. turneri from shoot bud gall on M. quinquenervia (drawn from Taylor 2004). Scale bars: A, B, E = 0.2 mm; C, F = 1 mm; D = 0.5 mm.

FIGURE 5 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 5. Map of southern Venezuela and western Guiana shield showing type locality (white star) and distribution of Limatulichthys nasarcus n. sp. (orange squares represent type specimens, whereas non-type specimens are represented by green squares); Limatulichthys griseus (blue circles); and Lim. cf. griseus (purple circles).

FIGURE 6. Size-corrected PCA for components 1 and 2 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 6. Size-corrected PCA for components 1 and 2, showing differentiation between morphological characters of the head region. On PC1: head width (HW), snout width at anterior margin of nares (SW), and width of head at upper lip (LW) loaded most positively. PC2: Opercular length (OL), snout length (SL), and distance from tip of snout to nasal loaded most positively (SN), while interorbital distance (ID) loaded most negatively. Symbols as in Figure 5; Limatulichthys cf. griseus "Beni" (red circles).

FIGURE 7 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 7. Results of discriminant analysis, which show whether linear measurements of the head region (see Table 1), could be discriminated between Limatulichthys nasarcus n. sp. and Limatulichthys griseus. Values of the discriminant scores for each species are plotted.

FIGURE 3 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 3. Abdominal plates pattern in (A) Limatulichthys griseus and (B) Limatulichthys nasarcus n. sp. AAP= Anterior abdominal plates; CAP= Central abdominal plates.

FIGURE 4 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 4. Lateral view of head of Limatulichthys nasarcus n. sp. (holotype) showing characteristically dark and large spots along the lateral margin (photo by NKL).

FIGURE 2 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 2. Holotype of Limatulichthys nasarcus n. sp., MCNG 56560, 150.9 mm SL, Venezuela, Orinoco River drainage, Ventuari River, beach below Raudales Tencua, 56 km ESE of San Juan de Manapiare, latitude 05°2'59''N, 065°40'20''W, N.K. Lujan, O. Leon and R. Pajua, 19–20 April 2004 (photo by NKL).

FIGURE 1 in A new species of Limatulichthys Isbrücker & Nijssen (Loricariidae, Loricariinae) from the western Guiana Shield

FIGURE 1. Holotype of Limatulichthys griseus, FMNH 53077, 131 mm SL. Conawaruk (=Konawaruk), Guyana. Photos by M.W. Littman, reprinted from FMNH website with permission.

FIGURE 2 in Redescription of Astyanax guianensis Eigenmann 1909 (Characiformes: Characidae), a poorly known and widespread fish from the Amazon, Orinoco and Guiana Shield drainages

FIGURE 2. Upper and lower jaws of Astyanax guianensis (medial view, right side), MZUSP 109674, 46.7 mm SL. Coronomeckelian bone is missing.

FIGURE 1 in Redescription of Astyanax guianensis Eigenmann 1909 (Characiformes: Characidae), a poorly known and widespread fish from the Amazon, Orinoco and Guiana Shield drainages

FIGURE 1. Astyanax guianensis: (a) holotype, FMNH 51518, 41.0 mm SL, Guyana, rio Essequibo basin; (b) MZUSP 25526, 53.3. mm SL, Brazil, Pará, rio Tapajós basin; (c) MZUSP 115554, 35.7 mm SL, Brazil, Mato Grosso, rio Guaporé basin; and (d) live specimen, Brazil, Amazonas, rio Negro at Santa Isabel do Rio Negro, not preserved.

FIGURE 3 in Redescription of Astyanax guianensis Eigenmann 1909 (Characiformes: Characidae), a poorly known and widespread fish from the Amazon, Orinoco and Guiana Shield drainages

FIGURE 3. Distribution of Astyanax guianensis in the Guiana Shield drainages, Amazon, and Orinoco basins. Type locality is represented by the star.

FIGURE 6. Ambrysus shorti n in New taxa of Cryphocricinae (Heteroptera: Naucoridae) from the Guiana Shield: Hygropetrocoris Sites, n. gen. and two new species of Ambrysus Stål

FIGURE 6. Ambrysus shorti n. sp. (A) dorsal habitus; (B) 6th and 7th abdominal terga; (C) 8th abdominal tergum showing medial pseudoparameres; (D) pygophore with phallosoma and parameres with (left) and without (right) terga IX and X (proctiger), size bar = 0.5 mm.

FIGURE 5. Ambrysus brunneus n in New taxa of Cryphocricinae (Heteroptera: Naucoridae) from the Guiana Shield: Hygropetrocoris Sites, n. gen. and two new species of Ambrysus Stål

FIGURE 5. Ambrysus brunneus n. sp. (A) dorsal habitus; (B) terminal abdominal sterna, yellow arrow indicates digitate lobe of laterosternite VI; (C) subgenital plate (colored) with remainder of terminal segments (grayscale).

FIGURE 4 in New taxa of Cryphocricinae (Heteroptera: Naucoridae) from the Guiana Shield: Hygropetrocoris Sites, n. gen. and two new species of Ambrysus Stål

FIGURE 4. Type locality of Hygropetrocoris guyana n. gen. and Ambrysus brunneus n. sp. showing (A) general habitat and (B) specific habitat of H. guyana, which is in the center of the bedrock of Fig. 4A. A. brunneus most likely was collected in small pools or rootmats of the vegetation on the left margin of the bedrock.

FIGURE 2 in New taxa of Cryphocricinae (Heteroptera: Naucoridae) from the Guiana Shield: Hygropetrocoris Sites, n. gen. and two new species of Ambrysus Stål

FIGURE 2. Features of Hygropetrocoris guyana n. gen. (A) left hemelytron showing hair lines and hair patches on corium and embolium (yellow arrows); (B) lateral view showing 70 degree orientation of head with respect to the pronotum and marginal tufts of dark setae; (C) frontal view of head and prothoracic legs; (D) dorsal view of right prothoracic leg. cls = claval suture, ics = intraclaval suture, IV = abdominal segment IV.

FIGURE 3 in New taxa of Cryphocricinae (Heteroptera: Naucoridae) from the Guiana Shield: Hygropetrocoris Sites, n. gen. and two new species of Ambrysus Stål

FIGURE 3. Features of Hygropetrocoris guyana n. sp. (A) 6th and 7th abdominal terga; (B) 8th abdominal tergum showing medial black pseudoparameres; (C) pygophore with phallosoma and parameres with (left) and without (right) terga IX and X (proctiger), size bar = 0.5 mm; (D) ventral surface of phallosoma.

FIGURE 2 in A new Dendropsophus Fitzinger, 1843 (Anura: Hylidae) of the parviceps group from the lowlands of the Guiana Shield

FIGURE 2. Phylogram (50% majority rule consensus with frequencies of all observed bipartitions) hypothesized from Bayesian analysis using 1455 bp of mtDNA sequences of species of the genus Dendropsophus. Posterior probabilities are indicated before each node (* indicates pp = 1.0 and 0.99 and pp <0.5 are not indicated). Species of the D. parviceps group are in bold and the D. parviceps clade is indicated. Within this clade, specimens for which photos are shown are in bold and specimens for which audio record is available are indicated with **.

FIGURE 5 in A new Dendropsophus Fitzinger, 1843 (Anura: Hylidae) of the parviceps group from the lowlands of the Guiana Shield

FIGURE 5. Sonograms of five Amazonian species of the Dendropsophus parviceps group. Recording of D. counani sp. nov. is from a male (SVL = 19.9 mm; MNHN2015.0114) from Inini, French Guiana. Records of D. parviceps and D. koechlini are from Cocroft et al. (2001).

FIGURE 6 in A new Dendropsophus Fitzinger, 1843 (Anura: Hylidae) of the parviceps group from the lowlands of the Guiana Shield

FIGURE 6. Dendropsophus counani sp. nov. tadpole: a) mouth and b) lateral view of specimen raised from a clutch collected at Kotika, French Guiana (MB field number AG419A) preserved at stage 31; c) lateral and dorsal views of a living specimen at stage 36 raised with AG419A; d) mature clutch hanging over water containing 50 eggs photographed at Sipaliwini, Suriname.