Find research datasets worth reusing

FIGURE 6 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 6. Fossils referred to Buergeria japonica (1–4) and Rhacophorus viridis viridis (5–11). 1–3, right female humerus lacking the proximal part (YMHF-MA 010) in ventral (1), medial (2), and dorsal (3) views; 4, left ilium lacking most part of the crista dorsalis (RUMF-GF-04024) in lateral view; 5–7, left female humerus (one of seven registered as RUMF-GF-04025) in ventral (5), medial (6), and dorsal (7) views; 8–10, left male humerus (RUMF-GF-04027) in ventral (8), medial (9), and dorsal (10) views; and 11, pelvic girdle (fused right and left ilia [lacking anterior parts] with the ischium: RUMF-GF-04029) in left lateral view. Abbreviations: pre.acet, preacetabular zone; the others are the same as Figure 3. Arrows indicate the proximal ends of the crista paraventralis. Scale bars equal 1 mm.

FIGURE 7 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 7. Fossils referred to Cynops ensicauda. 1–4, postatlantal precaudal vertebra (one of 108 registered as RUMF-GF-04039) in anterior (1), left lateral (2), dorsal (3), and ventral (4) views; 5 and 6, atlas (one of five registered as RUMF-GF-04038) in anterior (5) and left lateral (6) views; 7, parietal-prootic-exoccipital (RUMF-GF-04033) in dorsal view; 8, right maxilla (one of three registered as RUMF-GF-04032) in lateral view; 9, right dentary (one of nine registered as RUMF-GF-04037) in medial view; 10, right rib (one of 25 registered as RUMF-GF-04040) in posterior view; 11, right humerus (one of 85 registered as RUMF-GF-04041) in lateral view; and 12, right femur (one of 92 registered as RUMF-GF-04042) in posterior view. Abbreviations: con, condyle; diap, diapophyses; epi.pr, epipleural processes; neu.sp, neural spine; n.prep, notch for prearticular; parap, parapophyses; pos.pr, posterior process; subd.d, subdental ditch; zygap, zygapophyses. The arrow in 12 indicates the concavity (see text). Scale bars equal 1 mm.

FIGURE 2 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 2. Photograph of the Sashiki Fissure (left) and schematic figure showing the structure of the fissure (right). In the right figure, broken lines represent the outline of the fissure behind rock, shaded areas represent studied sediments, and open circles represent the locations of the dating samples.

FIGURE 3 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 3. Fossils referred to Limnonectes namiyei (1–4) and Babina holsti (5–11). 1–3, left female humerus lacking the proximal and distal parts and the crista ventralis (YMHF-MA 001) in ventral (1), medial (2) and dorsal (3) views; 4, left ilium lacking the anterior part (RUMF-GF-04000) in lateral view; 5–7, right female humerus (one of six registered as RUMF-GF-04003) in ventral (5), medial (6) and dorsal (7) views; 8–10, right male humerus lacking the proximal part (one of two registered as RUMF-GF-04004) in ventral (8), medial (9), and dorsal (10) views; and 11, right ilium lacking the anterior part (one of nine registered as RUMF-GF-04005) in lateral view. Abbreviations: acet, acetabulum; acet.m, acetabular margin; cr.dors, crista dorsalis; cr.lat, crista lateralis; cr.med, crista medialis; cr.par, crista paraventralis; cr.ven, crista ventralis; e.cap, eminentia capitata; ep.rad, epicondylus radialis; ep.ul, epicondylus ulnaris; fo.div, fossula dividens; il.sh, ilial shaft; ol.sc, olecranon scar; p.asc, pars ascendens; stm, spina tuberculi medialis; supr.fo, supracetabular fossa; tub.sup, tuber superior. Scale bars equal 5 mm.

FIGURE 1 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 1. Maps of the Ryukyu Archipelago (1, 2) and Okinawajima Island (3). The map of Okinawajima shows topography, distribution of the Pleistocene limestone, and study sites. Geological data were obtained from Kizaki (1985).

FIGURE 4 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 4. Fossils referred to Odorrana ishikawae (1–7) and Odorrana narina (8–14), 1–3, right female humerus (one of 10 registered as RUMF-GF-04009) in ventral (1), medial (2), and dorsal (3) views; 4–6, right male humerus (one of three registered as RUMF-GF-04010) in ventral (4), medial (5), and dorsal (6) views; 7, right ilium lacking the anterior part with part of the ischium (one of five registered as RUMF-GF-04011) in lateral view; 8–10, right female humerus (one of eight registered as RUMF-GF-04014) in ventral (8), medial (9), and dorsal (10) views; 11–13, right male humerus lacking the proximal part of the shaft and the distal part of the epicondylus ulnaris (RUMF-GF-04015) in ventral (11), medial (12), and dorsal (13) views; and 14, pelvic girdle (fused right and left ilia [lacking anterior parts] with the ischium and the pubis: RUMF-GF-04016) in right lateral view. Abbreviations are the same as Figure 3. Arrows indicate the proximal ends of the crista paraventralis. Scale bars equal 5 mm.

FIGURE 5 in Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species

FIGURE 5. Fossils referred to Rana ulma (1–7) and Microhyla okinavensis (8). 1–3, right female humerus (one of 176 registered as RUMF-GF-04019) in ventral (1), medial (2), and dorsal (3) views; 4–6, right male humerus (one of 87 registered as RUMF-GF-04020) in ventral (4), medial (5), and dorsal (6) views; 7, right ilium (one of 93 registered as RUMF-GF-04021) in lateral view; and 8, right ilium (one of two registered as RUMF-GF-04023) in lateral view. Abbreviations are the same as Figure 3. Arrows indicate the proximal ends of the crista paraventralis. Scale bars equal 1 mm.

opencc-zeroJan 2024View details →

Linked collectors and determiners for: Herbarium Specimens of Bonin and Ryukyu Islands.

Natural history specimen data linked to collectors and determiners held within, "Herbarium Specimens of Bonin and Ryukyu Islands". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/c4c03087-8d21-48ac-ae64-8ef7cbb9eeb6">https://bionomia.net/dataset/c4c03087-8d21-48ac-ae64-8ef7cbb9eeb6</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/c4c03087-8d21-48ac-ae64-8ef7cbb9eeb6">https://gbif.org/dataset/c4c03087-8d21-48ac-ae64-8ef7cbb9eeb6</a>. Formatted as a Frictionless Data package.

Figure 17. Neocaridina ishigakiensis. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 17. Neocaridina ishigakiensis. A, cephalothorax and cephalic appendages; B, first pereiopod; C, second pereiopod; D, third pereiopod; E, dactylus of third pereiopod; F, fifth pereiopod; G, dactylus of fifth pereiopod. Scales: A51 mm; B–D, F50.5 mm; E, G50.2 mm (female, cl 4.1 mm, ZRC 2004.0584).

Figure 15. Neocaridina ishigakiensis. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 15. Neocaridina ishigakiensis. A, cephalothorax and cephalic appendages; B, scaphocerite, C. mandible; D. maxillula, E. maxilla; F. first maxilliped; G. second maxilliped; H. third maxilliped; I. preanal carina. Scales: A, B51 mm; C–I50.5 mm (male, cl 4.7 mm, ZRC 2004.0584).

Figure 16. Neocaridina ishigakiensis. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 16. Neocaridina ishigakiensis. A, telson; B, distal portion of telson; C, first pereiopod; D, second pereiopod; E, third pereiopod; F, dactylus of third pereiopod; G, fifth pereiopod; H, dactylus of fifth pereiopod; I, male first pleopod; J, male second pleopod; K, diaeresis. Scales: A, C–E, G50.5 mm; B, F, H–K50.2 mm (male, cl 4.7 mm, ZRC 2004.0584).

Figure 14. Caridina macrodentata, new species. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 14. Caridina macrodentata, new species. A, cephalothorax and cephalic appendages, lateral view; B, scaphoceite; C, first pereiopod; D, second pereiopod; E, third pereiopod; F, dactylus of third pereiopod; G, fifth pereiopod; H, dactylus of fifth pereiopod. Scales: A, B51 mm; C, D, E, G50.5 mm; F, H50.2 mm (ovigerous female, cl 4.8 mm, holotype, NSMT).

Figure 11. Caridina propinqua. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 11. Caridina propinqua. A, first pereiopod; B, second pereiopod; C, third pereiopod; D, dactylus of third pereiopod; E, fifth pereiopod; F, dactylus of fifth pereiopod. Scales: A–C, E50.5 mm; D, F50.2 mm (female, cl 4.0 mm, URB).

Figure 10. Caridina propinqua. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 10. Caridina propinqua. A, cephalothorax and cephalic appendages, lateral view; B, preanal carina; C, telson; D, distal portion of telson; E, diaeresis; F, scaphoceite; G, cephalothorax and cephalic appendages, lateral view; H, male first pleopodc; I, male second pleopod. Scales: A–C, F, G51 mm; D, E, H, I50.2 mm (A–F, female, cl 4.0 mm, URB; G–I, male, cl 2.8 mm, URB).

Figure 13. Caridina macrodentata, new species. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 13. Caridina macrodentata, new species. A, cephalothorax and cephalic appendages, B. telson, C. distal portion of telson, D. mandible, E. maxillula, F. maxilla, G. first maxilliped, H. second maxilliped, I. third maxilliped, J. diaeresis. Scales: A51 mm; B, D–I50.5 mm; C, J50.2 mm (ovigerous female, cl 4.8 mm, ZRC 2004.0583).

Figure 8. Caridina rubella. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 8. Caridina rubella. A, cephalothorax and cephalic appendages, lateral view; B, diaeresis; C, telson; D, distal portion of telson; E, cephalothorax and cephalic appendages, lateral view; F, endopod of male first pleopod; G, appendix masculina and appendix interna of male second pleopod. Scales: A50.5 mm; B, D, F, G50.2 mm; C, E51 mm (A, B, female, cl 8.8 mm, URB; C, D, female, cl 5.5 mm, URB; E–G, male, cl 4.8 mm, URB).

Figure 9. Caridina prashadi. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 9. Caridina prashadi. A, cephalothorax and cephalic appendages, lateral view; B, telson; C, distal portion of telson; D, scaphocerite; E, first pereiopod; F, second pereiopod; G, third pereiopod; H, dactylus of third pereiopod; I, fifth pereiopod; J, dactylus of fifth pereiopod; K, preanal carina; L, diaeresis. Scales: A, D51 mm; B, E–G, I, K50.5 mm; C, H, J, L50.2 mm (female, cl 3,9 mm, ZRC 2004.0581).

Figure 12. Caridina okinawa. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 12. Caridina okinawa. A, cephalothorax and cephalic appendages, lateral view; B, preanal carina; C, first pereiopod; D, second pereiopod; E, third pereiopod; F, dactylus of third pereiopod; G, fifth pereiopod; H, dactylus of fifth pereiopod. Scales: A, B51 mm; C, D, E, G50.5 mm; F, H50.2 mm (female, cl 6.5 mm, holotype, USNM- 123426).

Figure 6. Caridina laoagensis. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 6. Caridina laoagensis. A, third maxilliped; B, male first pleopod; C, endopod of male first pleopod; D, male second pleopod; E, appendix masculina and appendix interna of male second pleopod; Caridina rubella. F, cephalothorax and cephalic appendages, lateral view; G, first pereiopod; H, second pereiopod; I, third pereiopod; J, dactylus of third pereiopod. Scale: F51 mm; A, B, D, G–I50.5 mm; C, E, J50.2 mm (A–E, male, cl 3.5 mm, ZRC; F–J, female, cl 3.9 mm, URB).

Figure 4. Paratya improvisa. A in Atyid shrimps (Crustacea: Decapoda: Caridea) of the Ryukyu Islands, southern Japan, with descriptions of two new species

Figure 4. Paratya improvisa. A, cephalothorax and cephalic appendages, lateral view; B, distal portion of telson; C, first pereiopod; D, second pereiopod; E, third pereiopod; F, dactylus of third pereiopod; G, fifth pereiopod; H, dactylus of fifth pereiopod; I, endopod of male first pleopod; J, appendix masculina and appendix interna of male second pleopod. Scales: A52 mm; C–E, G50.5 mm; B, F, H–J50.2 mm (male, cl 5.0 mm, NSMT-Cr.1222).