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Figure 4 in Intraspecific variability of beaver teeth (Castoridae: Rodentia)
Figure 4. Mandibular tooth rows of Castor fiber at different ages. A, 94/104, 5-months old; B, 94/190, 39-months old; C, 94/107, 48-months old; and D, 94/65, 80-months old. All are from the Zoological Collection University Halle-Wittenberg. Scale bar: 5 mm.
Figure 1 in Intraspecific variability of beaver teeth (Castoridae: Rodentia)
Figure 1. Scatter plots showing changes in the length of teeth and mandibular tooth row with age for Castor fiber (C. f) and for Castor canadensis (C. can). A, lower incisor (i inf); B, lower premolar; C, upper tooth row (C. f alv length measured at alveoles of tooth row); D, upper molars, M1 and M3, respectively.
FIG. 8. — A in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 8. — A, Blackia miocaenica Mein, 1970 from Hambach 11C, IPB-HaR-5636, left M3; B-K, Pliopetaurista pliocenica from Hambach 11C: B, IPB- HaR-5614, right m1/2; C, IPB- HaR-5625 left m1/2; D, IPB- HaR-5627, right m1/2; E, left m3; F, IPB-HaR-5629, right P4; G, IPB- HaR-5631, left P4; H, IPB- HaR-5632, left M1/2; I, IPB- HaR-5634, right M1/2; J, IPB- HaR-5633, left M1/2; K, IPB- HaR-5635, left M1/2. All the teeth are shown as left teeth, the teeth that have been mirrored are indicated by underlined letters. Scale bar: 1 mm.
FIG. 9. — A in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 9. — A, Size comparison of Pliopetaurista pliocaenica (Depéret, 1897) M1/2 from Hambach 11C with other published specimens. Black & Kowalski (1974): Pliopetaurista dehneli Sulimski, 1964, Pliopetaurista meini Black & Kowalski 1974, Pliopetaurista cf. pliocaenica (Depéret, 1897); Daxner-HÖck (1975): Pliopetaurista bressana Mein, 1970; Dahlmann (2001): P. pliocaenica, Pliopetaurista raui Dahlmann, 2001; Daxner-HÖck (2004): P. bressana, Pliopetaurista kollmanni Daxner-HÖck, 2004; de Bruijn (1995): P. dehneli Sulimski, 1964; Fejfar & Storch (1990): P. pliocaenica; Gárcia-Alix et al. (2007): P. pliocaenica, P. cf. pliocaenica; Vasileiadou et al. (2012): P. dehneli. In red are our specimens from Hambach 11C, in green the P. pliocaenica specimens and in blue the P. cf. pliocaenica. B, Size comparison of Pliopetaurista pliocaenica m1/2 from Hambach 11C with other published specimens. Black & Kowalski (1974): Pliopetaurista meini; Dahlmann (2001): P. pliocaenica; Daxner-HÖck (1975): Pliopetaurista bressana; Daxner-HÖck (2004): P. bressana, Pliopetaurista kollmanni; de Bruijn (1995): P. dehneli; Colombero & Carnevale (2016): P. pliocaenica; Mansino et al. (2018): P. pliocaenica; MÖrs et al. (1998): P. pliocaenica. In red are our specimens from Hambach 11C, in green the P. pliocaenica specimens and in blue the Pliopetaurista cf. pliocaenica.
FIG. 5 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 5. — Trogontherium minus Newton, 1890 from Hambach 11C: A, IPB-HaR-5654, labial view of an incisor fragment; B, IPB-HaR-5650, left dp4 labial, occlusal, and lingual views; C, IPB-HaR-5643, upper right jaw fragment with teeth P4 to M2 labial view; D, IPB-HaR-5643, occlusal view; E, IPB-HaR-5643, lingual view; F, IPB-HaR-5645, left P4 labial, occlusal, and lingual views; G, IPB-HaR-5649, right P4 labial, occlusal, and lingual views. All teeth are figured as left teeth, an underlined letter indicates a right tooth. Scale bar: 2 mm.
FIG. 7 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 7. — Size comparison of our specimens with different species. Trogontherium minus Newton, 1890 from Czernielewski 2022, Hugueney et al. 1989 and Newton 1890. Trogontherium cuvieri Owen, 1846 from Fostowicz-Frelik 2008 and Langeveld 2013. Trogontherium (Euroxenomys) minutum (von Meyer, 1838) from Stefen & Rummel 2003.
FIG. 6 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 6. — Trogontherium minus Newton, 1890 from Hambach 11C: A, IPB-HaR-5646, left M1/2 labial, occlusal, and lingual views; B, IPB-HaR-5647, left M1/2 labial, occlusal, and lingual views; C, IPB-HaR-5652, right M1/2 labial, occlusal, and lingual views; D, IPB-HaR-5644, upper right M3 occlusal, labial and lingual views; E, IPB-HaR-5648, left M3 labial, occlusal, and lingual views; F, IPB-HaR-5651, right M3 labial, occlusal, and lingual views. All teeth are figured as left teeth, an underlined letter indicates a right tooth. Scale bar: 2 mm.
FIG. 4 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 4. — Trogontherium minus Newton, 1890 from Hambach 11C, IPB-HaR-5642, left jaw with i to m2: A, labial view; B, occlusal view; C, lingual view. Scale bar: 1 cm.
FIG. 3 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 3. — Castor fiber Linnaeus, 1758 from Hambach 11C: A, IPB-HaR-5653, incisor fragment labial view and section; B, IPB-HaR-5641, left m1/2 labial, occlusal and lingual views; C, IPB-HaR-5637, left P4 in maxillary fragment, labial, occlusal, and lingual views; D, IPB-HaR-5640, left, P4 labial, occlusal, and lingual views; E, IPB-HaR-5639, left M1/2, labial, occlusal, and lingual views; F, IPB-HaR-5638, left M1/2 labial, occlusal, and lingual views. Scale bar: 2 mm.
FIG. 1. — A in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 1. — A, Map of the location of the Hambach lignite mine (from MÖrs & Stefen 2010); B, picture of the outcrop.
Fig. 4. A beaver slide. Fig. 5 in New Details Of The Eurasian Beaver'S, Castor Fiber (Rodentia, Castoridae), Expansion In The Lowland Part Of Transcarpathia, Ukraine
Fig. 4. A beaver slide. Fig. 5. Recently gnawed branches of a juvenile aspen.
Fig. 2. A in New Details Of The Eurasian Beaver'S, Castor Fiber (Rodentia, Castoridae), Expansion In The Lowland Part Of Transcarpathia, Ukraine
Fig. 2. A part of the first beaver dam. Fig. 3. A branch of a riparian willow gnawed earlier.
FIGURE 3. TMM 40068-24, left m1 in Anchitheriomys buceei (Rodentia, Castoridae) from the Miocene of Texas and a review of the Miocene beavers from the Texas Coastal Plain, USA
FIGURE 3. TMM 40068-24, left m1, cf. Palaeocastor. A – line drawing occlusal view, B – labial view.
TABLE 2 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11 C, Germany
<p>TABLE 2. — Measurements (in mm) of <i>Trogontherium minus</i> teeth from Hambach 11C.</p><table><tbody><tr><th><b>Museum number</b></th><th><b>Species</b></th><th><b>Dex/Sin</b></th><th><b>Tooth position</b></th><th><b>Length</b></th><th><b>Width</b></th></tr></tbody><tbody><tr><th>HaR-5642-1</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>i</td><td>–</td><td>4.77</td></tr><tr><th>HaR-5642-2</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>p4</td><td>4.05</td><td>3.01</td></tr><tr><th>HaR-5642-3</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>m1</td><td>5.68</td><td>6.27</td></tr><tr><th>HaR-5642-4</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>m2</td><td>5.94</td><td>6.07</td></tr><tr><th>HaR-5643-1</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>P4</td><td>8.24</td><td>8.87</td></tr><tr><th>HaR-5643-2</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>M1</td><td>5.99</td><td>6.21</td></tr><tr><th>HaR-5643-3</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>M2</td><td>5.73</td><td>6.21</td></tr><tr><th>HaR-5644</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>M3</td><td>7.71</td><td>6.05</td></tr><tr><th>HaR-5645</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>P4</td><td>8.31</td><td>9.03</td></tr><tr><th>HaR-5646</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>M1/2</td><td>5.84</td><td>6.19</td></tr><tr><th>HaR-5647</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>M1/2</td><td>6.06</td><td>6.43</td></tr><tr><th>HaR-5648</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>M3</td><td>7.75</td><td>5.97</td></tr><tr><th>HaR-5649</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>P4</td><td>7.2</td><td>8.53</td></tr><tr><th>HaR-5650</th><td><i>Trogontherium minus</i></td><td>Sin</td><td>dP4</td><td>5.18</td><td>5.06</td></tr><tr><th>HaR-5651</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>M3</td><td>5.92</td><td>5.96</td></tr><tr><th>HaR-5652</th><td><i>Trogontherium minus</i></td><td>Dex</td><td>M1/2</td><td>6.08</td><td>5.53</td></tr></tbody></table>
TABLE 1 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11 C, Germany
<p>TABLE 1. — Measurements (in mm) of <i>Castor fiber</i> teeth from Hambach 11C.</p><table><tbody><tr><th><b>Museum</b></th><th></th><th></th><th><b>Tooth</b></th><th></th><th></th></tr></tbody><tbody><tr><th><b>number</b></th><td><b>Species</b></td><td><b>Dex/Sin</b></td><td><b>position</b></td><td><b>Length</b></td><td><b>Width</b></td></tr><tr><th>HaR-5637</th><td>Castor</td><td>Sin</td><td>P4</td><td>8,24</td><td>7,18</td></tr><tr><th></th><td>fiber</td><td></td><td></td><td></td><td></td></tr><tr><th>HaR-5638</th><td>Castor</td><td>Sin</td><td>M1/2</td><td>6,27</td><td>6,55</td></tr><tr><th></th><td>fiber</td><td></td><td></td><td></td><td></td></tr><tr><th>HaR-5639</th><td>Castor</td><td>Sin</td><td>M1/2</td><td>6,97</td><td>6,83</td></tr><tr><th>fiber</th></tr><tr><th>HaR-5641</th><td>Castor</td><td>Sin</td><td>m1/2</td><td>5,62</td><td>4,31</td></tr><tr><th>fiber</th></tr></tbody></table>
Text-fig. 1. Location of Grytsiv locality, Ukraine. in Beavers (Castoridae, Rodentia) From The Late Miocene (Mn 9) Locality Grytsiv In Ukraine
Text-fig. 1. Location of Grytsiv locality, Ukraine.
FIG. 2 in Beavers and flying squirrels (Rodentia: Castoridae, Pteromyini) from the Late Pliocene of Hambach 11C, Germany
FIG. 2. — Stratigraphic column of the section.
FIGURE 3 in Fur mites of the genus Schizocarpus Trouessart (Acari: Chirodiscidae) parasitizing the Eurasian beaver Castor fiber belorussicus Lavrov (Rodentia: Castoridae) in NE Poland (Suwałki)
FIGURE 3. Details of Schizocarpus spp., male: A—S. parahumilis sp. nov. in ventral view; B—same, leg III, in ventral view; C—adanal shield of S. pseudonumerosus sp. nov.; D—adanal shields of S. radiatus Fain and Lukoschus, 1985; E—adanal sucker of S. capitis (Dubinina, 1964) (Photo with Leica microscope).
FIGURE 12 in Fur mites of the genus Schizocarpus Trouessart (Acari: Chirodiscidae) parasitizing the Eurasian beaver Castor fiber belorussicus Lavrov (Rodentia: Castoridae) in NE Poland (Suwałki)
FIGURE 12. Variation in positions of ventral opisthosomal setae in males of Schizocarpus spp.: A, B—S. pygidialis Fain and Lukoschus, 1985; C–E—S. subhexapilis Fain and Lukoschus, 1985.
FIGURE 1 in Fur mites of the genus Schizocarpus Trouessart (Acari: Chirodiscidae) parasitizing the Eurasian beaver Castor fiber belorussicus Lavrov (Rodentia: Castoridae) in NE Poland (Suwałki)
FIGURE 1. Schizocarpus sp., female: A—Ventral view; B—attached to the host hair; C—Anterior legs; D—cuticle posterior to legs II (SEM).
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