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Fig. 15 in A new species of Copionodon representing a relictual occurrence of the Copionodontinae (Siluriformes: Trichomycteridae), with a CT-scan imaging survey of key subfamilial features

Fig. 15. Copionodon exotatos, holotype, MZUSP 120631, CT-scan images of left palatine and associated entopterygoid: a. dorsal view, b. ventral view, c. with entopterygoid removed. Abbreviations: PAL, palatine; EN, entopterygoid.

Fig. 13 in A new species of Copionodon representing a relictual occurrence of the Copionodontinae (Siluriformes: Trichomycteridae), with a CT-scan imaging survey of key subfamilial features

Fig. 13. Copionodon exotatos, holotype, MZUSP 120631, CT-scan image of opercle and interopercle, right side. Abbreviations: VOD, vestigial odontodes; OP, opercle; INT, interopercle. Lateral view.

Fig. 2 in A new mouth brooder species of Gymnogeophagus with hypertrophied lips (Cichliformes: Cichlidae)

Fig. 2. Head of Gymnogeophagus peliochelynion (first column), G. pseudolabiatus (second column) and G. mekinos (third column) showing the entirely black hump in males in G. peliochelynion (vs. yellow with black margin), and upper lip not folded dorsally over anterior margin of snout (vs. upper lip folded dorsally in G. pseudolabiatus and undeveloped in G. mekinos). G. peliochelynion from top to bottom, paratype, ZVC-P 13210, paratype, 76.3 mm SL; ZVC-P 7016, 89.9 mm SL; ZVC-P 13057, 90.2 mm SL. G. pseudolabiatus from top to bottom, paratype, UFRGS 7754, 102.0 mm SL; MHNM 4010, 88.8 mm SL; MHNM 4010, 95.3 mm SL. G. mekinos from top to bottom, MHNM 3511, 105.1 mm SL; MHNM 3511, 97.2 mm SL; MHNM 4009, 121.3 mm SL.

Fig. 9 in A new species of Copionodon representing a relictual occurrence of the Copionodontinae (Siluriformes: Trichomycteridae), with a CT-scan imaging survey of key subfamilial features

Fig. 9. Copionodon exotatos, holotype, MZUSP 120631, CT-scan image of anterior portion of skull, dorsal view. Abbreviations: PMX, premaxilla; MX, maxilla; QUA, quadrate; PO, preopercle; ME, mesethmoid; AF, anterior fontanel; FR, frontal; DEN, dentary; PAL, palatine; AA, anguloarticular; LE, lateral ethmoid; HYO, hyomandibula.

Fig. 8 in A new species of Copionodon representing a relictual occurrence of the Copionodontinae (Siluriformes: Trichomycteridae), with a CT-scan imaging survey of key subfamilial features

Fig. 8. Collection site of Copionodon exotatos, right-hand branch of Riacho do Mosquito (trib. to rio Santo Antônio, rio Paraguaçu drainage), immediately upstream from Cachoeira do Mosquito (12º21'59.51"S, 41 ºS 22"19.37"W) at exit of rock-enclosed sector.

Fig. 5 in A new species of Copionodon representing a relictual occurrence of the Copionodontinae (Siluriformes: Trichomycteridae), with a CT-scan imaging survey of key subfamilial features

Fig. 5. Copionodon exotatos, paratype, MZUSP 121656, basibranchials and hypobranchials, dorsal view. Grey areas represent cartilage. Abbreviations: BB2-4, basibranchials 2 to 4; HB1-3, hypobranchials 1 to 3. Scale bar = 1 mm.

Fig. 4 in A new species of Copionodon representing a relictual occurrence of the Copionodontinae (Siluriformes: Trichomycteridae), with a CT-scan imaging survey of key subfamilial features

Fig. 4. Copionodon exotatos, paratype, MZUSP 121656, opercle and interopercle, right side, lateral view. Abbreviations: OPOD, opercular odontodes; OP, opercle; INT, interopercle. Scale bar = 1 mm.

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Figures 1–2. Zelenka holotypes. 1 in Generic changes in the stag beetle tribe Aesalini (Coleoptera: Lucanidae: Aesalinae) with the description of two new species

Figures 1–2. Zelenka holotypes. 1) Holotype of Echinoaesalus jaechi Zelenka. a) Dorsal habitus. b) Abdomen, ventral view. c) Labels. 2) Holotype female of Echinoaesalus sabahensis Zelenka. a) Dorsal habitus. b) Abdomen, ventral view, showing complete leg-shaped sulci. c) Labels. Photos courtesy H. Schillhammer (Naturhistorisches Museum, Vienna).

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Figures 8–9. Trogellus Paulsen species. 8 in Generic changes in the stag beetle tribe Aesalini (Coleoptera: Lucanidae: Aesalinae) with the description of two new species

Figures 8–9. Trogellus Paulsen species. 8) Trogellus trajectus Paulsen, new species, holotype male. a) Dorsal habitus. b) Oblique lateral habitus. c) Labels of holotype. d) Male genitalia. ventral view. 9) Trogellus maesi Paulsen, male. a) Dorsal habitus. b) Male genitalia, ventral view.

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Fig. 4 in A new species of Tetragonopterus (Characiformes: Characidae) from Central Amazon lowlands, Brazil

Fig. 4. Map of northern South America showing the distribution of Tetragonopterus manaos; yellow circle represents the holotype and black circles represent paratypes.

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Figure 3 in New records and combinations in Neotropical Premnobius Eichhoff (Coleoptera: Curculionidae: Scolytinae: Ipini) with an illustrated key to New World species

Figure 3. Premnobius flechtmanni (Wood), female. A) Dorsal view. B) Lateral view. C) Frontal view. D) Declivity. Photos by T.H. Atkinson.

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Figures 1–6. Passadena mistralae n in Contribution to the knowledge of Chilean Phycitinae (Lepidoptera: Pyralidae): new species of Passadena Hulst, 1900, and Ragonotia Grote, 1888, from northern Chile

Figures 1–6. Passadena mistralae n. sp. habitus. 1) Holotype female. 2–3) Female paratypes. 4) Male paratype. 5) Head of female. 6) Head of male. Scale: 1.0 mm.

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Fig. 5 in Description of a new species of Moenkhausia (Characiformes: Characidae) from the upper Paraguay basin, Central Brazil, with comments on its phylogenetic relationships

Fig. 5. Map showing the localities of Moenkhausia flava. Red star represents the type locality. Black square represents the Salto das Nuvens fall and the white square represents Salto Maciel fall.

Fig. 19 in Integrative taxonomy identifies two new tardigrade species (Eutardigrada: Macrobiotidae) from Greenland

Fig. 19. Tenuibiotus zandrae sp. nov. Egg chorion morphology seen in SEM. A. Entire egg. B. Magnification of the egg surface. C–F. Details of the egg processes and surface between them. Filled flat arrowheads indicate thickenings/striae on the surface between processes and filled indented arrowheads indicate small tubercles on the process walls. Scale bars in μm.

Fig. 18 in Integrative taxonomy identifies two new tardigrade species (Eutardigrada: Macrobiotidae) from Greenland

Fig. 18. Tenuibiotus zandrae sp. nov. Egg chorion morphology seen in PCM. A. Midsection under 400× magnification. B. Surface under 400× magnification. C–D. Surface between processes under 1000× magnification. E–H. Midsections of processes of four different eggs under 1000× magnification. Filled flat arrowheads indicate thickenings/striae which are visible as dark dots and lines on the surface between processes. Scale bars in μm.

Fig. 14 in Integrative taxonomy identifies two new tardigrade species (Eutardigrada: Macrobiotidae) from Greenland

Fig. 14. Tenuibiotus zandrae sp. nov. Claws (paratypes). A–B. Claws II and IV seen in PCM, respectively. C–D. Claws I and IV seen in SEM, respectively. Filled indented arrowhead indicates horseshoe structure connecting the anterior and the posterior claw. Scale bars in μm.

Fig. 11 in Integrative taxonomy identifies two new tardigrade species (Eutardigrada: Macrobiotidae) from Greenland

Fig. 11. Tenuibiotus zandrae sp. nov. Body granulation seen in PCM (paratypes). A–B. Uniformly distributed granulation on the dorso-cephalic and dorso-caudal part of the body. C–D. Uniformly distributed granulation on the dorso-cephalic and dorso-caudal part of the body with small, random patches of lacking granulation. E–F. Uniformly distributed granulation on the ventral side of the body without and with small random patches lacking granulation, respectively. A–B, E and C–D, F are from two different paratypes. Scale bars in μm.

Fig. 8 in Integrative taxonomy identifies two new tardigrade species (Eutardigrada: Macrobiotidae) from Greenland

Fig. 8. Macrobiotus engbergi sp. nov. Egg chorion morphology seen in SEM. A. Entire egg. B. Magnification of the egg surface. C–D. Details of the terminal discs. Scale bars in μm.

Fig. 4 in Integrative taxonomy identifies two new tardigrade species (Eutardigrada: Macrobiotidae) from Greenland

Fig. 4. Macrobiotus engbergi sp. nov. Claws (paratypes). A–B. Claws III and IV seen in PCM, respectively. C–D. Claws III and IV seen in SEM, respectively. Filled flat arrowheads indicate double muscles attachments under the claws, empty flat arrowhead indicates inverted horseshoe structure under the external and the internal claw, whereas filled indented arrowhead indicates horseshoe structure connecting the anterior and the posterior claw. Scale bars in μm.

Fig. 1 in A new species of the genus Liljeborgia Spence Bate, 1862 (Crustacea: Amphipoda: Liljeborgiidae) associated with the burrows of the spoon worm Urechis unicinctus in the Sea of Japan

Fig. 1. Habitus of live female specimen of Liljeborgia associata sp. nov. from Vostok Bay of the Sea of Japan with geographical indication of the collection sites in the Peter the Great Bay and Posjeta Bay of the Sea of Japan.