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Fig. 12. Tatia musaica, MBUCV V-15663, 47.1 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 12. Tatia musaica, MBUCV V-15663, 47.1 mm SL, morphologically similar centromochlin species from the Guiana Shield in Amazonas, Venezuela. Photo by C. DoNascimiento and N. Milani. Copyright© F. Provenzano and Museo de Biologia de la Universidad Central de Venezuela. Available at http://acsi.acnatsci.org/

Fig. 11 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 11. Igarapé Jamari, type locality of Centromochlus orca, rio Nhamundá basin, middle Amazonas basin, municipality of Terra Santa, Pará State, Brazil. Photo by H. Lazzarotto.

Fig. 7 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 7. Pharyngeal arches of Centromochlus orca, INPA 35086, paratype, 54.1 mm SL. Dorsal view. Abbreviations: bb2-4, basibranchials 2 to 4 (anterior to posterior); cb1- 5, ceratobranchials 1 to 5 (anterior to posterior); eb1- 4, epibranchials 1 to 4 (anterior to posterior); hb1-3, hypobranchials 1 to 3; pb3, pharingobranchial 3; pb4, pharingobranchial 4. Scale bar = 1 mm.

Fig. 5 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 5. Anterior vertebrae and associated bones, ventral view, of a. Centromochlus orca, INPA 35086, paratype, 54.1 mm SL. b. Tatia melanoleuca, MZUSP 30585, 53.0 mm SL. c. Centromochlus heckelii, MZUSP 8336, 62.0 mm SL. Abbreviations: n3, posterior nuchal plate, boc, basioccipital, cv, complex vertebra, Pv4, parapophysis of fourth vertebra, Pv5, parapophysis of fifth vertebra, Pv6, parapophysis of sixth vertebra, os, os suspensorium, rib, precaudal rib, scl, trans-scapular process of posttemporal-supracleithrum, tr, tripus. Scale bar = 1 mm.

Fig. 6 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 6. Right hyoid arch of Centromochlus orca, INPA 35086, paratype, 54.1 mm SL. Ventral view. Abbreviations: ac, anterior ceratohyal; br, branchiostegal rays; dh, dorsal hypohyal; ih, interhyal; pc, posterior ceratohyal; vh, ventral hypohyal; uh, urohyal; up, urohyal ventral process. Scale bar = 1 mm.

Fig. 4 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 4. Right suspensorium, lateral view, of a. Centromochlus orca, INPA 35086, paratype, 54.1 mm SL. b. Tatia musaica, MBUCV-V 17727, paratype, 24.3 mm SL. Abbreviations: aa, angulo-articular; dn, dentary; hm, hyomandibula; io, interopercle; mt, metapterygoid; en, endopterygoid; op, opercle; po, preopercle; qu, quadrate; sb, subpreopercle; sp, suprapreopercle. Scale bar = 1 mm.

Fig. 3 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 3. Head in lateral view of a cleared and stained specimen of Centromochlus orca, MBML 11221, 50.6 mm SL. Photo by L. Sarmento-Soares. Abbreviations: bmx, maxillary barbel; io1, first infraorbital; io5, posterior ossified infraorbital; mx, maxilla; pmx, premaxilla; sph, sphenotic.

Fig. 2 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 2. Neurocranium of Centromochlus orca, INPA 35086, paratype, 54.1 mm SL. Dorsal view. Abbreviations: Dsp, dorsal fin spinelet; Epo, epiotic; Epop, epiotic process; Fro, frontal; io1, first infraorbital; io5, posterior ossified infraorbital; Le, lateral ethmoid; Mes, mesethmoid; Nas, nasal; Np2, middle nuchal plate; Np3, posterior nuchal plate; Pto, pterotic; Scl, posttemporal-supracleitrum; Soc, parieto-supraoccipital; Sop, suprapreopercle; Sph, sphenotic. Scale bar =1 mm.

Fig. 1 in A new Centromochlus Kner, 1858 (Siluriformes: Auchenipteridae: Centromochlinae) from the transition between Amazon floodplain and Guiana shield, Brazil

Fig. 1. Centromochlus orca, new species, holotype, INPA 50870, female, 56.8 mm SL, mouth of Igarapé Jamari with lago de Terra Santa, rio Nhamundá basin, middle Amazonas basin, Pará State, Brazil. Lateral (a), dorsal (b) and ventral (c) views.

FIGURE 1. Curculionichthys karipuna, MZUSP 120190 in New species of Curculionichthys (Siluriformes: Loricariidae) from the eastern Guiana Shield

FIGURE 1. Curculionichthys karipuna, MZUSP 120190, holotype, female, 23.7 mm SL, Brazil, Amapá State, municipality of Oiapoque, rio Cassiporé, stream at road BR- 156 at Campo Alegre farm.

FIGURE 5. Curculionichthys karipuna, LBP 19017, 29.0 in New species of Curculionichthys (Siluriformes: Loricariidae) from the eastern Guiana Shield

FIGURE 5. Curculionichthys karipuna, LBP 19017, 29.0 mm SL. A) Spinelet shape; B) Ventral view of abdominal plates; Neurocranium in C) dorsal and D) dorsolateral views. Abbreviations are: cpt = compound pterotic; f = frontal; io 1 - 5 = infraorbitals; n = nasal; op = opercle; pr 1 - 5 postrostral plates; pf = prefrontal; pn = prenasal; pop = preopercle; r = rostral plate; sp = sphenotic; cp 1 - 2 = subocular cheek plate; soc = parieto-supraoccipital; spop = supraopercular plate. Scale bars: 0.5 mm (A); 1 mm (B, C, D).

FIGURE 3. A in New species of Curculionichthys (Siluriformes: Loricariidae) from the eastern Guiana Shield

FIGURE 3. A) Curculionichthys sabaji, MZUSP 117379, holotype, 23.3 mm SL, with dark-brown spots over the body; B) Curculionichthys paresi, MZUSP 115062, holotype, 26.2 mm SL, with contrasting dark spots at the anterodorsal region of body; C) Curculionichthys karipuna, MZUSP 120190, holotype, 23.7 mm SL, lacking the pigmentation patterns as described above. The arrows in the figure indicate the presence of a dark blotch of pigmentation covering the caudal peduncle that extends onto median caudal-fin rays.

FIGURE 6 in New species of Curculionichthys (Siluriformes: Loricariidae) from the eastern Guiana Shield

FIGURE 6. Northern South America showing the distribution of Curculionichthys karipuna. Star = rio Cassiporé, type locality; circle = rio Jari, locality of non-type specimens.

opencc-by-4.0Jan 2024View details →

Data set of dorsal halfed shield outlines of specimens of Meiura, from the publication "Morphological diversity in true and false crabs reveals a common middle ground – the megalopa phase"

<p>Data set, containing all reconstructed shield shapes, all from representatives of Meiura, included in the analysis of the manuscript "Morphological diversity in true and false crabs reveals a common middle ground – the megalopa phase". The data sheet, detailing data origin can be found in the supplementarty material of the publication.</p>

Appendix 6 in Phenotypic variability in the shield morphology of wild- vs. lab-reared eumalacostracan larvae

Appendix 6. Principal components of Stomatopoda from principal component analysis on the shield outline and percentage of total variation in the data set explained by each principal component. A: Dorsal data set. B: Lateral data set.

Appendix 5 in Phenotypic variability in the shield morphology of wild- vs. lab-reared eumalacostracan larvae

Appendix 5. Principal components of Raninidae from principal component analysis on the lateral shield outline and percentage of total variation in the data set explained by each principal component.

Appendix 4 in Phenotypic variability in the shield morphology of wild- vs. lab-reared eumalacostracan larvae

Appendix 4. Principal components of Hippoidea from principal component analysis on the shield outline and percentage of total variation in the data set explained by each principal component. A: Dorsal data set. B: Lateral data set.

Appendix 3 in Phenotypic variability in the shield morphology of wild- vs. lab-reared eumalacostracan larvae

Appendix 3. Principal components of Galatheidae from principal component analysis on the shield outline and percentage of total variation in the data set explained by each principal component. A: Dorsal data set. B: Lateral data set.

opencc-by-4.0Feb 2024View details →

Figure 3 in New northernmost records of the shield mantis Choeradodis rhombicollis (Latreille, 1833) (Mantidae: Choeradodinae) in Mexico

Figure 3. Distribution of Choeradodis rhombicollis in Mexico. Literature records (red circles). New records (green triangles). / Figura 3. Distribución de Choeradodis rhombicollis en México. Registros de literatura (cÍrculos rojos). Nuevos registros (triángulos verdes).