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107 results for “Astacidea”
FIGURE 4 in Description of the second juvenile stage of the blue-fingered burrowing crayfish Parastacus caeruleodactylus (Decapoda: Astacidea: Parastacidae)
FIGURE 4. Parastacus caeruleodactylus second juvenile stage (UFRGS 6677). A, Propodus and dactylus of pereopod 1. B, Propodus and dactylus of pereopod 2. C, Propodus and dactylus of pereopod 3. D, Propodus and dactylus of pereopod 4. E, Propodus and dactylus of pereopod 5. F, telson and uropods ventral view. an = anus; ho = hook; s = spine; uro = uropod. Scale bars, A–F—0.5 mm.
FIGURE 1 in Description of the second juvenile stage of the blue-fingered burrowing crayfish Parastacus caeruleodactylus (Decapoda: Astacidea: Parastacidae)
FIGURE 1. Parastacus caeruleodactylus (UFRGS 6677). A, adult female carrying juveniles (juv) under its pleon. B, female pleon bearing juveniles (juv) attached to its pleopods (ple), egg cases (egc) and the exuviae of the first juvenile stage (exu). C, illustration of the second juvenile stage attached to female pleopods by the hooks (ho) of the pereopods 4 and 5 and remaining egg cases (egc). Scale bars, C—1.5 mm.
FIGURE 3 in Description of the second juvenile stage of the blue-fingered burrowing crayfish Parastacus caeruleodactylus (Decapoda: Astacidea: Parastacidae)
FIGURE 3. Parastacus caeruleodactylus second juvenile stage (UFRGS 6677). A, mandible. B, maxilla 1. C, maxilla 2. D, maxilliped 1. E, flagellum of exopod of maxilliped 1. F, maxilliped 2. G, maxilliped 3. Scale bars, G—0.5 mm; A, B, C and F—0.3 mm; D and E—0.1 mm.
FIGURE 2 in Description of the second juvenile stage of the blue-fingered burrowing crayfish Parastacus caeruleodactylus (Decapoda: Astacidea: Parastacidae)
FIGURE 2. Parastacus caeruleodactylus second juvenile stage (UFRGS 6677). A, habitus, lateral view. B, antenna 1. C, distalmost articles of antenna 1 flagellum. D, antenna 2. E, distal article of antenna 2. Scale bars, A—1.5 mm; B and D—0.5 mm; C and E—0.1 mm.
FIGURE 1 in An updated checklist of decapod crustaceans (infraorders Astacidea, Thalassinidea, Polychelida, Palinura, and Anomura) from the northern and northeastern Brazilian coast
FIGURE 1. The study area. Abbreviations: Amapá (AP), Pará (PA), Maranhão (MA), Piauí (PI), Ceará (CE), Rio Grande do Norte (RN), Paraíba (PB), Pernambuco (PE), Alagoas (AL), Sergipe (SE), and Bahia (BA).
Figure 10 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 10. Egg numbers on female pleiopods and equation showing the relationship between egg number at Stage 1 and female carapace length.
Figure 6 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 6. Changes in the sex ratio with depth (samples comprising fewer than 100 animals are indicated by small dots).
Figure 1 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 1. Distribution of Thymops birsteini in the southwest Atlantic: stations where the species was recorded (A) and position from which samples were collected (B). Black dots indicate catches of trawlers; grey dots indicate catches of potters.
Figure 2 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 2. Changes in vessel catches per unit effort (CPUE) with depth. Confidence intervals (a50.05) are shown by error bars.
Figure 9 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 9. Individual larvae (A, B) and their attachment to female pleiopods (C, D). Scale bar is 1 mm.
Figure 3 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 3. Changes in length – frequency distributions of Thymops birsteini with depth in catches of trawlers (A) and potters (B).
Figure 7 in Distribution and reproductive biology of a subantarctic deep-sea lobster, the Patagonian lobsterette Thymops birsteini (Zarenkov and Semenov, 1972) (Decapoda, Astacidea, Nephropidae)
Figure 7. Changes in occurrence of the different maturity stages with female size (A) and with season (B). Only females larger than 40 mm carapace length were included in (B).
Figure 14. Juvenile Stage I in Postembryonic development in freshwater crayfish (Decapoda: Astacidea) in an evolutionary context
Figure 14. Juvenile Stage I of Cambaroides japonicus. (A) Antenna 1, dorsal view; (B) antennal scale, dorsal view; (C) antenna 2, dorsal view; (D) mandible, view of inside of mouth; (E) maxilla 1, oral view; (F) maxilla 2, oral view; (G) first maxilliped, oral view; (H) second maxilliped, oral view; (I) third maxilliped, oral view, (J) pleopod. Scale bars: 0.25 mm.
Figure 8. Juvenile Stage I in Postembryonic development in freshwater crayfish (Decapoda: Astacidea) in an evolutionary context
Figure 8. Juvenile Stage I of Procambarus virginalis. (A) Antenna 1, dorsal view; (B) antennal scale, dorsal view; (C) antenna 2, dorsal view; (D) mandible, view of inside of mouth; (E) maxilla 1, oral view; (F) maxilla 2, oral view; (G) first maxilliped, oral view; (H) second maxilliped, oral view; (I) third maxilliped, oral view; (J) pleopod. Scale bars: 0.25 mm.
Figure 6 in Postembryonic development in freshwater crayfish (Decapoda: Astacidea) in an evolutionary context
Figure 6. Juvenile Stage III of Austropotamobius torrentium. (A) Antenna 1, dorsal view; (B) antennal scale, dorsal view; (C) flagellum of antenna 2, dorsal view; (D) mandible, view of inside of mouth; (E) maxilla 1, oral view; (F) maxilla 2, oral view; (G) first maxilliped, oral view; (H) second maxilliped, oral view; (I) third maxilliped, oral view; (J) pleopod. Scale bars: 0.25 mm, C: 1.0 mm.
FIGURE 31 in Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species
FIGURE 31. Parastacus gomesae Huber, Araujo & Ribeiro, 2022: living specimen in nature.
FIGURE 45 in Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species
FIGURE 45. Parastacus quasimodo sp. nov., distribution in the state of Rio Grande do Sul, Brazil.
FIGURE 49 in Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species
FIGURE 49. Parastacus rudolphi sp. nov., distribution in the state of Rio Grande do Sul, Brazil.
FIGURE 30 in Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species
FIGURE 30. Parastacus guapo Huber, Araujo & Ribeiro, 2022: living specimen in nature.
FIGURE 3 in Taxonomic review of the genus Parastacus Huxley, 1879 (Decapoda: Astacidea: Parastacidae) with description of five new species
FIGURE 3. Parastacus pugnax (Poeppig, 1835)— Type of Astacus chilensis (MNHN-As 356).
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.