Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
47
datasets available to search
ShareScore release 0.9.0
Dataset results
47 results for “Megalomma”
Figure 12 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 12. SEM of Megalomma sp. 2, MV F70842. (A) anterior thoracic chaetiger and posterior peristomial ring collar, dorsal view; (B) same, lateral view; (C) dorsal most subdistal radiolar eye; (D) notochaetae, first chaetiger; (E) uncini, anterior thoracic chaetiger; (F) companion chaetae, anterior thoracic chaetae; (G) posterior thoracic notochaetal fascicle, ventral view; (H) anterior abdominal uncini; (I) anterior abdominal neurochaetal fascicle.
Figure 11 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 11. SEM of Megalomma inflata n.sp., AM W23057; (A) tip of radioles and dorsalmost compound subdistal eyes; (B) base of radiolar crown and anterior segments, lateral view; (C) margins of collar, dorsolateral view; (D) chaetae, first thoracic segment; (E) chaetae, anterior thoracic segment; (F) inferior thoracic chaetae, posterior thoracic segment; (G) abdominal chaetae; (H) thoracic uncini; (I) companion chaetae, same chaetiger; (J) anterior abdominal uncini.
Figure 7 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 7. SEM of Megalomma interrupta n.sp. paratype, AM W35479. (A) anterior thoracic chaetiger and posterior peristomial ring collar, ventral view; (B) same, dorsal view; (C) thorax and branchial crown junction, showing dorsal collar margins, lateral view; (D) chaetae fascicle, first thoracic chaetiger, ventral view; (E) companion chaetae, second thoracic chaetiger; (F) uncini, same chaetiger; (G) uncini, last thoracic chaetiger; (H) last thoracic notochaetal fascicle, ventral view; (I) anterior abdominal neurochaetal fascicle, ventral view; (J) anterior abdominal uncini; (K) subdistal compound radiolar eye.
Figure 9 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 9. Graph representing the variety of number of pairs of eyes against the number of pairs of radioles in Megalomma interrupta n.sp.
Figure 10 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 10. SEM of Megalomma cf. miyukiae, AM W35502: (A) anterior thoracic chaetiger and posterior peristomial ring collar, ventral view; (B) same, dorsal view; (C) notochaetae, first chaetiger, ventral view; (D) inferior thoracic chaetae, anterior chaetiger, ventral view; (E) whole fascicle; (F) thoracic uncini; (G) abdominal uncini; (H) companion chaetae; (I) anterior abdominal neurochaetal fascicle.
Figure 6 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 6. SEM of Megalomma cf. acrophthalmos, MAGNT W14008. (A) dorsal collar margins with dorsal lappets; (B) lateral collar margins and anterior thoracic chaetigers, lateral view; (C) anterior collar margins and ventral lappets; (D) chaetae first thoracic chaetiger, ventral view; (E) chaetae of second thoracic chaetiger, ventral view; (F) uncini, same segment; (G) uncini last thoracic segment; (H) companion chaetae posterior thoracic chaetiger; (I) chaetae, anterior abdominal segment; (J) uncini, same chaetiger.
Figure 2 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 2. Photographs. (A–E) Megalomma phyllisae n.sp., holotype AM W13643: (A) anterior thoracic chaetiger and branchial crown, lateral view; (B) subdistal compound eye in dorsal most radiole; (C) posterior peristomial ring collar and anterior thoracic chaetigers, dorsal view; (D) same, ventral view; (E) posterior abdominal chaetiger and pygidium, dorsal view. (F–I) Megalomma trioculatum (paratype, USNM 38409): (F) radiolar crown and anterior segments, lateral view; (G) dorsal collar margins; (H) ventral lappets and anterior segments, lateral view; (I) dorsal most radiole with compound subdistal eye. (J–M) Megalomma interrupta n.sp. [Continued on facing page…]
Figure 13 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 13. First of two parsimonious trees of 39 steps with consistency index of 0.48 of and retention indices of 0.67. Black dots represent synapomorphies and white dots homo- plasies. Jackknife support are in all clades below 37 with the exception of the Megalomma clade with 100 support value. The second MPT differs in the position of M. nechamae, as sistergroup of the clade M. lanigera–M. suspiciens.
Figure 3 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 3. SEM of Megalomma phyllisae n.sp., paratype AM W35476: (A) chaetae last thoracic chaetiger, ventral view; (B,C) companion chaetae same chaetiger; (D) uncini same chaetiger; (E) uncini anterior abdominal chaetiger; (F) Anterior abdominal chaetae, dorsal view; (G) detail of inferior abdominal chaetae same chaetiger.
Figure 8 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 8. SEM of Megalomma interrupta n.sp. (A–D) AM W35490, from Lizard Island (QLD): (A) uncini, third thoracic chaetiger; (B) inferior notochaetae, fifth thoracic chaetiger, ventral view; (C) anterior abdominal neurochaetae, ventral view; (D) anterior abdominal uncini. (E–H) AM W35488, from One Tree Island (QLD), with radiolar eyes on dorsalmost pairs of radioles: (E) thoracic uncini; (F) thoracic inferior notochaetae, ventral view; (G) anterior abdominal neurochaetae, ventral view; (H) anterior abdominal uncini. (I–K) AM W35488 from One Tree Island (QLD) with several radiolar eyes: (I) thoracic uncini; (J) thoracic inferior notochaetae, ventral view; (K) anterior abdominal uncini. (L–O) AM W35498, specimen from Kimberleys (WA): (L) uncini, third thoracic chaetiger; (M) notochaetae, fourth thoracic chaetiger, ventral view; (N) anterior abdominal neurochaetae; (O) anterior abdominal uncini.
Figure 4 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 4. Drawings to scale of thoracic and abdominal uncini. Megalomma phyllisae n.sp.:
Figure 5 in Review of the Genus Megalomma (Polychaeta: Sabellidae) in Australia with Description of Three New Species, New Records and Notes on Certain Features with Phylogenetic Implications
Figure 5. Drawings to scale of radioles sections, at the base: (A) Megalomma
FIGURE 12. Megalomma jubata n in A taxonomic guide to the fanworms (Sabellidae, Annelida) of Lizard Island, Great Barrier Reef, Australia, including new species and new records
FIGURE 12. Megalomma jubata n. sp. A–C, preserved specimens; A. Detached radiolar crown showing pigmentation pattern; B. Half of the radiolar crown, from inside, showing the medium length radiolar appendages (arrow); C. Thorax and anterior abdominal chaetigers, radiolar crown detached leaving an exposed caruncle (arrow); D–L. Scanning electron micrographs; D. Anterior thoracic chaetigers showing the morphology of collar and the exposed caruncle at the back; E. Anterior chaetigers showing collar dorsal margins fused to faecal groove and with pockets at both sides, and a middorsal prostomial caruncle; F. Detail of dorsal lips and radiolar appendages; G. Detail of the rounded caruncle, with four parallel transverse ridges of cilia, anteriorly joined by a longitudinal row of cilia; H. Thoracic notochaetae, superior narrowly-hooded and inferior broadlyhooded type B; I. Detail of broadly-hooded inferior thoracic chaetae; J. Thoracic uncini with several rows of small teeth, all similar in size above main fang; companion chaetae with asymmetrical fibrous hood; K. Abdominal chaetae narrowly-hooded. L. Abdominal uncini with several rows of small teeth, all similar in size above main fang.
FIGURE 33 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 33. Different topologies found on the 26 MPTs for clade including M. fauchaldi, M. messapicum, M. lanigera, M. vesiculosum, M. sp., M. mushaense, M. nechamae and M. perkinsi.
FIGURE 30 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 30. Description of one of the 26 MPTs. Number in plain text are the characters and the superscript number is the character state occurring at the internode; filled rectangles represent no homoplasy, blank rectangles represent homoplasy, double line represent reversal.
FIGURE 29 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 29. Scanning electronic micrographs of uncini and companion chaetae. A–G) Thoracic uncini and companion chaetae. A) Megalomma circumspectum from La Paz, México, ECOSUR, B) Megalomma coloratum from Mazatlán, México, ECO- SUR; C) Megalomma heterops from Campeche, Mexico, ECOSUR; D) Megalomma lobiferum from Colón, Panama, ECOSUR; E) Megalomma pigmentum from Bahía San Quintín, México, ECOSUR; F) Megalomma splendidum from Pt. Vicente Light, California, LACM, 2357–53. G) Parasabella pallida from Mazatlán, EMU. Scale bars: A–D) 100 µm; E–G) 20 µm.
FIGURE 27 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 27. Megalomma sp. A) Collar dorsal view; B) collar, ventral view; C) thoracic chaetigers; D) dorsalmost radiolar eye; E) eye from a lateral radiole; F) eye from a ventral radiole. A–F) Specimen from New Zealand, USNM, 300653. Scale bars: A–B) 1 mm; C) 0.5 mm; D–F) 0.3 mm.
FIGURE 28 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 28. Scanning electronic micrographs of thoracic and abdominal chaetae. A–F) Thoracic chaetae; G–H) abdominal chaetae. A–C, E) Type C (paleate); D) type B; G) broadly hooded; H) narrowly hooded. A, G) Megalomma circumspectum from La Paz, México, ECOSUR, B) Megalomma coloratum from Mazatlán, México, ECOSUR; C) Megalomma heterops from Campeche, Mexico, ECOSUR; D) Megalomma lobiferum from Colón, Panama, ECOSUR; E) Megalomma pigmentum from Bahía San Quintín, México, ECOSUR; F, H) Megalomma splendidum from Pt. Vicente Light, California, LACM, 2357–53. Scale bars: A–F) 100 µm; G–H) 50 µm.
FIGURE 32 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 32. Different topologies found on the 26 MPTs for clade including M. interrupta and M. georgiense n. sp., M. bioculatum, M. gesae, M. pigmentum, M. kaikourense, and M. trioculatum.
FIGURE 25 in Megalomma Johansson, 1925 (Polychaeta: Sabellidae) from America and other world-wide localities, and phylogenetic relationships within the genus 2861
FIGURE 25. Megalomma splendidum (Moore, 1905). A–B) Thorax, lateral views; C) thorax, dorsal view; D) thorax, ventral view; E) dorsal and ventral lips; F–H) eyes from dorsal radioles; I) thoracic uncini and companion chaeta; J) spermatozoon; K) abdominal uncinus. A–K) Specimens from British Columbia, Canada, LACM, 003466. Abbreviations: dl dorsal lip; vl ventral lip. Scale bars: A–C) 2 mm; D–E) 1 mm; F–H) 0.5 mm; I, K) 40 µm; J) not scaled.
ScienceDex guides
Understand access before you commit
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)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
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.