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Fig. 3 in A new species of Farlowella (Siluriformes: Loricariidae) from the upper Bermejo River, La Plata River basin, northwestern Argentina

Fig. 3. Map of northwestern Argentina, showing the distribution of Farlowella azpelicuetae. Red star represents the type locality.

Figure 3 in Do we know what we are conserving? Fishes from Parque Nacional Aconquija, Tucumán, Northwestern Argentina

Figure 3. Characiformes: A. Acrobrycon tarijae CI FML 7917, 60.3 mm SL. B. Astyanax abramis CI FML 7887, 86.7 mm SL. C. Astyanax lacustris CI FML 7928, 53.5 mm SL. D. Bryconamericus iheringii CI FML7832, 52.7 mm SL. E. Odontostilbe microcephala CI FML 7885, 48.8 mm SL. F. Oligosarcus jenynsii CI-FML 7831, 53.7 mm SL. G. Psalidodon puka CI FML 7931, 51.2 mm SL. H. Characidium borellii CI FML 7924, 42.1 mm SL. Figura 3. Characiformes: A. Acrobrycon tarijae CI FML 7917, 60,3 mm SL. B. Astyanax abramis CI FML 7887, 86,7 mm SL. C. Astyanax lacustris CI FML 7928, 53,5 mm SL. D. Bryconamericus iheringii CI FML7832, 52,7 mm SL. E. Odontostilbe microcephala CI FML 7885, 48,8 mm SL. F. Oligosarcus jenynsii CI-FML 7831, 53,7 mm SL. G. Psalidodon puka CI FML 7931, 51,2 mm SL. H. Characidium borellii CI FML 7924, 42,1 mm SL.

Figure 2 in Do we know what we are conserving? Fishes from Parque Nacional Aconquija, Tucumán, Northwestern Argentina

Figure 2. Rarefaction analyses of the samplings made in Aconquija National Park (2022), Piedra Labrada, Cochuna, and Treasure Lagoon. Figura 2. Análisis de rarefacción de los muestreos realizados en el Parque Nacional Aconquija (2022), Piedra Labrada, Cochuna y Laguna del Tesoro.

Figure 5. A in Do we know what we are conserving? Fishes from Parque Nacional Aconquija, Tucumán, Northwestern Argentina

Figure 5. A. Jenynsia lineata CI FML 7930, 46.8 mm SL. B. Odonthestes bonariensis, (first dorsal fin adpresed) CI FML 7936, 93.3 mm SL. C. Oncorhynchus mykiss CI FML 7911, 146.3 mm SL. Figura 5. A. Jenynsia lineata CI FML 7930, 46,8 mm SL. B. Odonthestes bonariensis, (primera aleta dorsal adpresa) CI FML 7936, 93,3 mm SL. C. Oncorhynchus mykiss CI FML 7911, 146,3 mm SL.

Figure 1 in Do we know what we are conserving? Fishes from Parque Nacional Aconquija, Tucumán, Northwestern Argentina

Figure 1. Map of Aconquija National Park, were the sampling stations are indicated by dots (Sites 1 to 10). Figura 1. Mapa del Parque Nacional Aconquija, donde se indican las estaciones de muestreo con puntos (sitios 1 a 10).

Fig. 10 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 10. Strict consensus tree of the 1188 MPTs (A), and reduced strict consensus tree of the 1188 MPTs (B) showing the alternative phylogenetic positions for Incertovenator longicollum gen. et sp. nov. ("a") and the combined OTU for Trialestes romeri ("b"). Note that in the strict consensus trees the clade Aphanosauria is not exactly recovered as defined by Nesbitt et al. (2017) (Spondylosoma + Teleocrater + Dongosuchus + Yarasuchus) due to the multiple alternative phylogenetic positions of Incertovenator longicollum gen. et sp. nov. and Spondylosoma absconditum.

Fig. 11 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 11. Reduced strict consensus tree of the 1188 MPTs depicting alternative most-parsimonious phylogenetic positions (solid black circles) and suboptimal alternative positions of one extra step and two extra steps for Incertovenator longicollum gen. et sp. nov.; "b" represents the alternative most-parsimonious positioins for Trialestes romeri (combined OTU). Schematic drawings of anterior cervical vertebrae in right lateral view of selected taxa with elongated necks: Tropidosuchus romeri (A; modified from Arcucci 1990), Teleocrater rhadinus NMT RB505 (B), Incertovenator longicollum gen. et sp. nov. PVSJ 397 (C), Gracilisuchus stipanicicorum PVL 4597 (D; modified from Lecuona et al. 2017), Xilousuchus sapingensis IVPP V6026 (E), Mandasuchus tanyauchen NHMUK PV R6792 (F), Trialestes romeri PVL 3889 (G). E–G are mirrored for comparison. Scale bars 10 mm.

Fig. 9 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 9. Photographs (A1, A2) and interpretative drawings (A3, A4) of left ilium of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in lateral (A1, A3) and medial (A2, A4) views. Arrows indicate anterior direction.

Fig. 8 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 8. Photograph (A1) and interpretative drawing (A2) of selected sacral (S1, S2) and caudal vertebrae (Ca1, Ca2) of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in right {?} view. Gray coloring represents bone fragments and sediment.

Fig. 6 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 6. Photographs of selected dorsal vertebrae (D6–D8) of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in right (A1) and left (A2) lateral views. Arrows indicate anterior direction.

Fig. 4 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 4. Photograph (A1) and interpretative drawing (A2) of articulated pair of anterior cervical vertebrae of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in right lateral view. Posterior view of neural spine detailed in inset (stippled lines). Grey coloring represents broken bones and other fragments. Arrow indicates anterior direction.

Fig. 3 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 3. Photograph (A1) and interpretative drawing (A2) of isolated anterior cervical vertebra of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in right lateral view. Grey coloring represents broken bones and other fragments.Arrow indicates anterior direction.

Fig. 5 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 5. Photograph (A1) and interpretative drawing (A2) of the articulated series of dorsal vertebrae (D6–D10) of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in right lateral view. Gray coloring represents broken bones and sediment. Arrow indicates anterior direction.

Fig. 7 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 7. Photograph of articulated series of sacral vertebrae (S1, S2) and anterior caudal vertebrae (Ca1–Ca5) of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in right lateral view. Arrow indicates anterior direction.

Fig. 2 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 2. Photographs (A1, A2) and interpretative drawings (A3, A4) of the axis, third cervical vertebra and third cervical rib of the archosauriform Incertovenator longicollum gen. et sp. nov. (PVSJ 397) from Ischigualasto Formation (Carnian–Norian), Hoyada de Ischigualasto, Argentina; in left (A1, A3) and right A2, A4) lateral views. Arrows indicate anterior direction.

Fig. 1 in An enigmatic new archosauriform from the Carnian- Norian, Upper Triassic, Ischigualasto Formation of northwestern Argentina

Fig. 1. Geographic and stratigraphic position of the holotype specimen of Incertovenator longicollum gen. et sp. nov. (PVSJ 397). A, B. Geological map of the Ischigualasto–Villa Unión Basin. Asterisk indicates the type locality. C. Stratigraphic section of the Ischigualasto Formation. Modified from Martínez 1994.

Fig. 6 in Postcranial remains of basal typotherian notoungulates from the Eocene of northwestern Argentina

Fig. 6. Illustration of the foot rotation in typotherian notoungulates. Schematic anterior view of the ankle of a plantigrade (A) and digitigrade (B) mammal. Colbertia lumbrerense PVL 6227 (C), Typotheria indet. PVL 4292 (D), and "Campanorco inauguralis" IBIGEO-P 105 (E) in anterior view. The colored lines represent the hypothetical tibia long axis (black line), mediolateral axis of the astragalar head (blue line), the plane of the trochlear crests (red line), and the hypothetical metatarsal plane (green line).

Fig. 5 in Postcranial remains of basal typotherian notoungulates from the Eocene of northwestern Argentina

Fig. 5. Tarsal bones of typotherian notoungulate "Campanorco inauguralis" Bond, Vucetich, and Pascual, 1984 (IBIGEO-P 105) from El Simbolar, Salta Province, Argentina, Upper Lumbrera Formation, late middle Eocene (Barrancan subage of the Casamayoran SALMA). A. Left calcaneum in dorsal view. B. Right calcaneum in dorsal (B1) and plantar (B2) views. C. Left calcaneum in lateral view. D. Right calcaneum in lateral (D1) and medial (D2) views. E. Left astragalus in dorsal (E1), plantar (E2), posterior (E3), lateral (E4), and medial (E5) views. F. Left navicular in posterior (F1), anterior (F2), dorsal (F3), plantar (F4), medial (F5), and lateral (F6) views. G. Left cuboid in dorsal (G1), plantar (G2), medial (G3), and posterior (G4) views. Abbreviations: ampt, astragalar medial plantar tuberosity; cub, cuboidal facet; dfor, dorsal astragalar foramen; ect, ectal facet; ecto, ectocuneiform facet; fah, facet for the astragalar head; fc, facet for the calcaneum; fib, fibular facet; gfhl, groove for the tendon of the flexor hallucis longus muscle; ifor, inferior astragalar foramen; lat, lateral process; mec, mesocuneiform facet; metf, metatarsal facet; nav, navicular facet; pfo, peroneal fossa; plm, tendon of the peroneous longus muscle; sm, small concavity; tg, tendinous groove; trf, fossa trochlear.

Fig. 4 in Postcranial remains of basal typotherian notoungulates from the Eocene of northwestern Argentina

Fig. 4. Tarsal bones of Typotheria indet. (PVL 4292) from Pampa Grande, Salta Province, Argentina, Lower Lumbrera Formation, middle Eocene (Vacan subage of the Casamayoran SALMA). A. Left calcaneum in dorsal (A1), plantar (A2), lateral (A3), and medial (A4) views. B. Left astragalus in dorsal (B1), plantar (B2), posterior (B3), lateral (B4), and medial (B5) views. C. Articulated proximal tarsals in dorsal (C1) and plantar (C2) views. Abbreviations: aflig, attachment for the fibuloastragalar ligament; ampt, astragalar medial plantar tuberosity; atlig, attachment for the tibioastragalar ligament; be, "beak" (Cifelli 1983, 1993); cub, cuboidal facet; dfor, dorsal astragalar foramen; fib, fibular facet; gfhl, groove for the tendon of the flexor hallucis longus muscle; ifor, inferior astragalar foramen; mmt, facet for the medial malleolus of the tibia; pfo, peroneal fossa; psh, peroneal shelf; ptub, peroneal tubercle; qpm, attachment of the quadratus plantae muscle (Cifelli 1983); tg, tendinous groove.

Fig. 3 in Postcranial remains of basal typotherian notoungulates from the Eocene of northwestern Argentina

Fig. 3. Tarsal bones of typotherian notoungulate Colbertia lumbrerense Bond, 1981 (PVL 6227) from Pampa Grande, Salta Province, Argentina, Lower Lumbrera Formation, middle Eocene (Vacan subage of the Casamayoran SALMA). A. Left dorsoplantarly compressed calcaneum in dorsal view. B. Left astragalus in dorsal (B1), plantar (B2), posterior (B3), lateral (B4), and medial (B5) views. C. Right dorsoplantarly compressed astragalus in medial view. Abbreviations: ampt, astragalar medial plantar tuberosity; dfor, dorsal astragalar foramen; gfhl, groove for the tendon of the flexor hallucis longus muscle; nav, navicular facet; sus, sustentacular facet.