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Fig. 6. Rhinogobius vermiculatus, CMK 15306, 47.7 in Three New Freshwater Gobies Of The Genus Rhinogobius (Teleostei: Gobiidae) From Northeastern Laos

Fig. 6. Rhinogobius vermiculatus, CMK 15306, 47.7 mm SL; head lateral-line system. Scale bar = 1 mm.

Fig. 4 in Three New Freshwater Gobies Of The Genus Rhinogobius (Teleostei: Gobiidae) From Northeastern Laos

Fig. 4. Rhinogobius milleri, holotype, ZRC 46581, 39.8 mm SL; head lateral-line system. Scale bar = 1 mm.

Fig. 1 in Caridina Trifasciata, A New Species Of Freshwater Shrimp (Decapoda: Atyidae) From Hong Kong

Fig. 1. Caridina trifasciata, new species, live specimen, showing the characteristic colour pattern.

Fig. 5 in Caridina Trifasciata, A New Species Of Freshwater Shrimp (Decapoda: Atyidae) From Hong Kong

Fig. 5. Caridina trifasciata, new species, A-F, paratype female (cl 3.6 mm) (ZRC.), Tsak Yue Wu, Hong Kong; G, paratype male (cl 3.7 mm) (ZRC), Tsak Yue Wu, Hong Kong. A. first pereiopod; B. second pereiopod; C. third pereiopod; D, dactylus of third pereiopod; E, fifth pereiopod; F. dactylus of fifth pereiopod; G. distal end of telson. Scales: A - C, E = 0.5 mm, D, F = 0.1 mm, G = 0.2 mm.

Fig. 4 in Caridina Trifasciata, A New Species Of Freshwater Shrimp (Decapoda: Atyidae) From Hong Kong

Fig. 4. Caridina trifasciata, new species, paratype female (cl 3.6 mm) (ZRC), Tsak Yue Wu, Hong Kong. A, cephalothorax and cephalic appendages, lateral view; B, telson; C, scaphocerite; paratype female (cl 4.2 mm) D, mandible; E, maxillula; G, maxilla; F, first maxilliped; H, second maxilliped; I, third maxilliped. Scales: A = 1 mm; C - E = 0.5 mm; B, F - I = 1 mm.

Fig. 1. Rhinogobius milleri, CMK 15249 in Three New Freshwater Gobies Of The Genus Rhinogobius (Teleostei: Gobiidae) From Northeastern Laos

Fig. 1. Rhinogobius milleri, CMK 15249, paratypes, (a) male, 39.2 mm SL, and (b) female, 45.8 mm SL; Laos: Nam Kuang.

Fig. 1 in Evidence That Salt Water May Not Be A Barrier To The Dispersal Of Asian Freshwater Crabs (Decapoda: Brachyura: Gecarcinucidae And Potamidae)

Fig. 1. Hemolymph osmolality of three experimental groups (A–C) of Esanthelphusa dugasti (Gecarcinucidae) held for up to 9 days in deep 30 cm fresh water and in 22 and 30 ppt salt water. Line with diamonds = water osmolality. Columns = hemolymph osmolality, light = sub-adults; dark = juveniles; error bars = standard deviation. The x-axis shows the number of days that crabs were subjected to a particular salinity. A. Sub-adults in fresh water (n = 27 and 24, respectively). B. Juveniles in 22 ppt salt water (n = 25). C. Sub-adults (n = 22 and 8, respectively) and juveniles (n = 12) in 30 ppt water. Dark horizontal bar = salinity at which hemolymph is hyperosmotic to the external water.

Fig. 2 in Evidence That Salt Water May Not Be A Barrier To The Dispersal Of Asian Freshwater Crabs (Decapoda: Brachyura: Gecarcinucidae And Potamidae)

Fig. 2. Hemolymph osmolality of adult Eosamon smithianum (Potamidae) held for up to 9 days in deep 30 cm fresh water and in 22, 25, and 30 ppt salt water. Line with diamonds = water osmolality. Columns = hemolymph osmolality, light = sub-adults; dark = juveniles; error bars = standard deviation. The x-axis shows the number of days that crabs were subjected to a particular salinity. Adults (n = 5) and juveniles (n = 17, 5) in fresh water ('baseline'), and in deep sea water at 22 ppt (n = 5, 1, respectively), 25 ppt (n = 5), and 30 ppt (n = 3). Dark horizontal bar = salinity at which the hemolymph is hyperosmotic to the external water.

Fig. 4 in Evidence That Salt Water May Not Be A Barrier To The Dispersal Of Asian Freshwater Crabs (Decapoda: Brachyura: Gecarcinucidae And Potamidae)

Fig. 4. Hemolymph osmolality of three experimental groups (A–C) of Eosamon smithianum (Potamidae) held in shallow 2.5 cm water of different salinities for up to 13 days. Line with diamonds = water osmolality. Columns = hemolymph osmolality, light = subadults; dark = juveniles; error bars = standard deviation. The x-axis shows the number of days that crabs were subjected to a particular salinity. A. Adults (n = 20, 15, 15, 12, respectively) and juveniles (n = 10, 5, 3, respectively) in fresh water. B. Adults (n = 16, 12, 10, respectively), juveniles (n= 12, 6, respectively) and hatchlings (n=12) in 22 ppt salt water. C. Adults in 28 ppt. salt water (n = 22, 20, 18, respectively). Dark horizontal bar = salinity at which the hemolymph is hyperosmotic to the external water.

Fig. 3 in Evidence That Salt Water May Not Be A Barrier To The Dispersal Of Asian Freshwater Crabs (Decapoda: Brachyura: Gecarcinucidae And Potamidae)

Fig. 3. Hemolymph osmolality of Esanthelphusa dugasti (Gecarcinucidae) in shallow 2.5 cm water at salinities of 0, 7, 13, 15, 22, 30 and 33 ppt. The x-axis shows the number of days (5, 9, or 13) that 7 groups of crabs (A–G) were subjected to a particular salinity. Line with diamonds = water osmolality. Columns = hemolymph osmolality, light = sub-adults; dark = juveniles; error bars = standard deviation. Hemolymph osmolality of: A, sub-adults (n = 24, 17, and 14, respectively), and juveniles (n = 20) in fresh water; B, sub-adults (n = 26, 10, 4, respectively) in 7 ppt salt water. C, subadults (n = 19 and 14) and juveniles (n = 10) in 13 ppt salt water. D, sub-adults in 15 ppt salt water (n = 25, 17 and 6, respectively). E, sub-adults (n = 20, 9, 6, respectively) and juveniles (n = 22) in 22 ppt salt water. F, sub-adults (n = 26, 7, 7, respectively) and juveniles (n = 19) in 30 ppt salt water. G, juveniles in 33 ppt salt water (n = 4, 2, respectively). Dark horizontal bar = salinities at which the hemolymph is hyperosmotic to the external water.

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Fig. 1 in Evidence Of The Earliest Freshwater Decapod Fossil From Southeast Asia (Crustacea: Decapoda: Brachyura)

Fig. 1. Fragment of the brachyuran chela (either propodus or dactylus). Two larger teeth (no. 1 and 3) and one intertooth (no. 2) are completely preserved, with evidence of a fourth tooth. The specimen is stored in the paleontological collection of the University of Tuebingen (collection number: GPIT/CU/337).

opencc-by-4.0Feb 2023View details →

Fig. 5 in A new genus and three new species of freshwater crab (Crustacea: Brachyura: Potamidae) from central and northern Vietnam

Fig. 5. Kukrimon cucphuongensis (Đăng, 1975), male (22.3 × 19.2 mm) (ZRC 2022.0058), Ninh Binh Province, Vietnam. A, overall dorsal view; B, dorsal view of carapace; C, frontal view of cephalothorax; D, antennules, antennae and epistome; E, ventral view of cephalothorax and pleon; F, sternopleonal cavity showing G1 in situ; G, outer view of chelae; F, pleon.

Figure 1 in A new molluscivore crab from Lake Poso confirms multiple colonization of ancient lakes in Sulawesi by freshwater crabs (Decapoda: Brachyura)

Figure 1. Sundathelphusa molluscivora sp. nov. Paratype male (23.5 by 19.0 mm) (ZRC 2000.1703). A, overall view; B, frontal view; C, ventral view.

Figure 3 in A new molluscivore crab from Lake Poso confirms multiple colonization of ancient lakes in Sulawesi by freshwater crabs (Decapoda: Brachyura)

Figure 3. Sundathelphusa molluscivora sp. nov. Paratype male (23.5 by 19.0 mm) (ZRC 2000.1703). A, right side of carapace; B, anterior thoracic sternum; C, left third maxilliped; D, right chelipedal carpus; E, male abdomen; F, right fourth ambulatory leg; G, frontal median triangle. Scale bars: A–F, 5.0 mm; G, 1.0 mm.

Figure 5. Bootstrap 50 in A new molluscivore crab from Lake Poso confirms multiple colonization of ancient lakes in Sulawesi by freshwater crabs (Decapoda: Brachyura)

Figure 5. Bootstrap 50% majority rule consensus tree of phylogenetic relationships within freshwater crabs from Sulawesi, with two species from Thailand used as outgroups, based on maximum parsimony (MP), minimum evolution (ME) and Bayesian inference (BI) (last two with the GTR+I+G model of evolution) topologies. Confidence values from 2000 bootstrap pseudoreplicates (MP/ME) or 2 000 000 generations (BI) based on 562 base pairs of the 16S mitochondrial gene in the order MP/ME/BI; only values above 50% confidence are shown. Abbreviations: Mah, Lake Mahalona; Mat, Lake Matano; Tow, Lake Towuti.

Figure 2 in A new molluscivore crab from Lake Poso confirms multiple colonization of ancient lakes in Sulawesi by freshwater crabs (Decapoda: Brachyura)

Figure 2. Sundathelphusa molluscivora sp. nov. Major chelae. A, male (23.5 by 19.0 mm) (ZRC 2000.1703); B, holotype male (24.6 by 20.4 mm) (MZB 1480); C, female (24.3 by 20.0 mm) (ZRC 2000.1703).

Figures 25–31. Pindamoraria boraceiae, female allotype. Fig. 25 in Pindamoraria boraceiae, a new genus and species of freshwater Canthocamptidae (Copepoda, Harpacticoida) from Brazil

Figures 25–31. Pindamoraria boraceiae, female allotype. Fig. 25. Genital double-somite, ventral view. Fig. 26. Caudal ramus, ventral view. Fig. 27. Antennule. Fig. 28. Antennal exopodite. Fig. 29. Maxilla. Fig. 30. Maxilliped. Fig. 31. Leg 5. Scales as indicated in figure.

Figures 1–3 in Pindamoraria boraceiae, a new genus and species of freshwater Canthocamptidae (Copepoda, Harpacticoida) from Brazil

Figures 1–3. Pindamoraria boraceiae gen. & sp. nov., male holotype. Fig. 1. Habitus, lateral view. Fig. 2. Habitus, dorsal view. Fig. 3. Urosome, ventral view. Scale as indicated in figure.

Figures 32–35. Pindamoraria boraceiae, female allotype. Fig. 32. Right leg 2 endopodite, frontal view. Fig. 33. Left leg 3 endopodite, frontal view. Fig. 34. Left leg 4 endopodite, frontal view. Fig. 35. Right leg 4 in Pindamoraria boraceiae, a new genus and species of freshwater Canthocamptidae (Copepoda, Harpacticoida) from Brazil

Figures 32–35. Pindamoraria boraceiae, female allotype. Fig. 32. Right leg 2 endopodite, frontal view. Fig. 33. Left leg 3 endopodite, frontal view. Fig. 34. Left leg 4 endopodite, frontal view. Fig. 35. Right leg 4 endopodite, caudal view. Scales as indicated in figure.

Figures 16–24. Pindamoraria boraceiae, male holotype. Fig. 16. Leg 1 and coupler. Fig. 17. Leg 2 and coupler. Fig. 18. Left leg 2 endopodite, frontal view. Fig. 19. Leg 3 and coupler. Fig. 20. Left leg 3 in Pindamoraria boraceiae, a new genus and species of freshwater Canthocamptidae (Copepoda, Harpacticoida) from Brazil

Figures 16–24. Pindamoraria boraceiae, male holotype. Fig. 16. Leg 1 and coupler. Fig. 17. Leg 2 and coupler. Fig. 18. Left leg 2 endopodite, frontal view. Fig. 19. Leg 3 and coupler. Fig. 20. Left leg 3 endopodite, frontal view with detail of segment 3. Fig. 21. Leg 4 and coupler. Fig. 22. Left leg 4 endopodite, frontal view. Fig. 23. Left leg 4 endopodite, caudal view. Fig. 24. Leg 5. Scales as indicated in figure.