@prefix rdf: . @prefix rdfs: . @prefix bibo: . @prefix cito: . @prefix dc: . @prefix dwc: . @prefix dwcFP: . @prefix fabio: . @prefix trt: . @prefix xlink: . cito:cites , , , ; dc:creator "Wu, Feixiang; Chang, Mee-Mann; Janvier, Philippe" ; dc:title "Mesomyzon mengae Chang, Zhang & Miao 2006" ; dwc:basisOfRecord ; trt:augmentsTaxonConcept ; trt:publishedIn ; a trt:Treatment . bibo:endPage "1307" ; bibo:issue "23" ; bibo:journal "Geodiversitas" ; bibo:pubDate "2021-11-25" ; bibo:startPage "1293" ; bibo:volume "43" ; dc:creator "Wu, Feixiang; Chang, Mee-Mann; Janvier, Philippe" ; dc:date "2021" ; dc:title "A new look at the Cretaceous Lamprey Mesomyzon Chang, Zhang & Miao, 2006 from the Jehol Biota" ; fabio:hasPart , , , ; a fabio:JournalArticle . dwc:authority "Chang, Zhang & Miao, 2006" ; dwc:authorityName "Chang, Zhang & Miao" ; dwc:authorityYear "2006" ; dwc:class "Cephalaspidomorphi" ; dwc:family "Petromyzontidae" ; dwc:genus "Mesomyzon" ; dwc:kingdom "Animalia" ; dwc:order "Petromyzontiformes" ; dwc:phylum "Chordata" ; dwc:rank "species" ; dwc:scientificNameAuthorship "Chang, Zhang & Miao, 2006" ; dwc:species "mengae" ; trt:hasTaxonName ; a dwcFP:TaxonConcept . dwc:class "Cephalaspidomorphi" ; dwc:family "Petromyzontidae" ; dwc:genus "Mesomyzon" ; dwc:kingdom "Animalia" ; dwc:order "Petromyzontiformes" ; dwc:phylum "Chordata" ; dwc:rank "species" ; dwc:species "mengae" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Cephalaspidomorphi" ; dwc:family "Petromyzontidae" ; dwc:genus "Mesomyzon" ; dwc:kingdom "Animalia" ; dwc:order "Petromyzontiformes" ; dwc:phylum "Chordata" ; dwc:rank "genus" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Cephalaspidomorphi" ; dwc:family "Petromyzontidae" ; dwc:kingdom "Animalia" ; dwc:order "Petromyzontiformes" ; dwc:phylum "Chordata" ; dwc:rank "family" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Cephalaspidomorphi" ; dwc:kingdom "Animalia" ; dwc:order "Petromyzontiformes" ; dwc:phylum "Chordata" ; dwc:rank "order" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Cephalaspidomorphi" ; dwc:kingdom "Animalia" ; dwc:phylum "Chordata" ; dwc:rank "class" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:kingdom "Animalia" ; dwc:phylum "Chordata" ; dwc:rank "phylum" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:kingdom "Animalia" ; dwc:rank "kingdom" ; a dwcFP:TaxonName . dc:description "FIG. 2. — Mesomyzon mengae Chang, Zhang & Miao, 2006, new adult individuals and morphological restoration:A, photograph of IVPP V 15027; B, photograph of IVPP V 15449; C, photograph of IVPP V 14981B; D, restoration of the general appearance of Mesomyzon, dotted circle behind the eyes representing the otic capsule. Abbreviations: adf, anterior dorsal fin; bp, branchial pouches; cf, caudal fin; cl, cloaca; e, eye(s); egp, external gill pores; od, oral disc; pdf, posterior dorsal fin. Scale bars: 10 mm." ; fabio:hasRepresentation ; a fabio:Figure . dc:description "FIG. 3. — Mesomyzon mengae Chang, Zhang & Miao, 2006, head, branchial region, and fins. Photographs of: A, IVPP V 15027A; B, IVPP V 15035A; photograph (C) and line drawing (D) of IVPP V 15449; photograph (E) and line drawing (F) of IVPP V 15450.3; G, photograph of the tail of IVPP V 15449, the arrow points to the anal fold; H, close-up of middle trunk of IVPP V 14981B. Abbreviations: ac, annular cartilage; adc, anterior dorsal cartilage; adf, anterior dorsal fin; ao, anterior pillar of subocular cartilage; ap, apicalis and the laminae it carries;atr, naso-hypophysial atrium; ba, imprints of brain;bb, branchial basket; cot, circumoral teeth; da, dorsal aorta; dt, detritus in intestine; eh, extra hyal arch; m, mouth; gp1, gp7, 1st and 7th gill pouch; il, infraoral lamina; lv, liver; no, external narial opening; nhp, hypophysial pouch; gl, gill filaments;gf(l, r), gill filaments of left and right gills; gp, infillings of gular pouch; lo, olfactory organ; my, myomeres; nlp, posterior lateral nerve; ns, nasal sac; oc, otic capsule; oca, oral cavity; op, oral papillae; of, oral fimbriae; p, piston cartilage; paf, preanal skin fold; pc, pericardial cartilage; pdc, posterior dorsal cartilage; sl, supraoral lamina; st, styliform; tel, telencephalon; vs, velar skeleton; I, olfactory nerve or tract; V1, ophthalmic ramus of trigeminal nerve; VII. uc, buccal ramus of facial nerve; VII.rec, recurrent ramus of facial nerve surrounding labyrinth;IX, glossopharyngeus nerve; X, vagus nerve. See Figure 2 for other abbreviations. Anterior facing left in all figures. Scale bars: 10 mm." ; fabio:hasRepresentation ; a fabio:Figure . dc:description "FIG. 1. — Generalized anatomy of living lampreys: A, schematic sagittal section through head and pharyngeal region; the vessels, esophagus, respiratory tube, and parts of the heart are shown with portions cut away, rather than in sagittal section; redrawn after De Iuliis & Pulerà 2011, with the structures of the nasohypophysial complex labelled after Janvier 1974; B, the cranial skeleton of an adult lamprey, redrawn after Hardisty & Potter 1981; C, arrangement pattern of the cranial nerves, redrawn after Marinelli & Strenger 1954; D, oral disc of an adult lamprey showing the keratinous teeth and other associated structures. The dotted lines delineate the various fields. Redrawn after Renaud 2011." ; fabio:hasRepresentation ; a fabio:Figure . dc:description "FIG. 4. — Close-up of some anatomical structures of Mesomyzon Chang, Zhang & Miao, 2006: A, head of IVPP V 15035A; B, naso-hypophysial complex and adjacent structures of IVPP V 15449; C, oral disc and associated structures of IVPP V 15027A; D, details of gills and branchial skeleton of IVPP V 15449; E, details of the branchial apparatus of IVPP V 15027A; F, imprints of the brain and some cranial nerves of IVPP V 15450.3. Abbreviations: alc, anterior lateral cartilage; nhd, naso-hypophysial duct; fr, presumed position of fossa rhomboidea; g1, gill filaments of the first gill; nsc2, ventral spino-occipital radix nerve. See Figures 1 and 2 for other abbreviations. Scale bars: 5 mm." ; fabio:hasRepresentation ; a fabio:Figure . dwc:locality "Institute of Vertebrate Paleontology" ; dwc:typeStatus "holotype" ; trt:gbifOccurrenceId "3416549301" ; trt:httpUri ; a dwc:MaterialCitation .