Class information for:
Level 1: ICHTHYOSAURIA//PLESIOSAURIA//SAUROPTERYGIA

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
14003 735 47.5 30%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
737 11903 JOURNAL OF VERTEBRATE PALEONTOLOGY//DINOSAURIA//PALEONTOLOGY

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 ICHTHYOSAURIA Author keyword 130 95% 6% 42
2 PLESIOSAURIA Author keyword 121 94% 6% 44
3 SAUROPTERYGIA Author keyword 44 88% 3% 21
4 ELASMOSAURIDAE Author keyword 34 93% 2% 13
5 GEOL GEOL MUSEUM Address 27 92% 1% 11
6 MONTE SAN GIORGIO Author keyword 26 80% 2% 16
7 PLACODONTIA Author keyword 23 100% 1% 10
8 PLIOSAURIDAE Author keyword 18 89% 1% 8
9 ICHTHYOSAURS Author keyword 17 79% 1% 11
10 PLESIOSAUR Author keyword 17 72% 2% 13

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 ICHTHYOSAURIA 130 95% 6% 42 Search ICHTHYOSAURIA Search ICHTHYOSAURIA
2 PLESIOSAURIA 121 94% 6% 44 Search PLESIOSAURIA Search PLESIOSAURIA
3 SAUROPTERYGIA 44 88% 3% 21 Search SAUROPTERYGIA Search SAUROPTERYGIA
4 ELASMOSAURIDAE 34 93% 2% 13 Search ELASMOSAURIDAE Search ELASMOSAURIDAE
5 MONTE SAN GIORGIO 26 80% 2% 16 Search MONTE+SAN+GIORGIO Search MONTE+SAN+GIORGIO
6 PLACODONTIA 23 100% 1% 10 Search PLACODONTIA Search PLACODONTIA
7 PLIOSAURIDAE 18 89% 1% 8 Search PLIOSAURIDAE Search PLIOSAURIDAE
8 ICHTHYOSAURS 17 79% 1% 11 Search ICHTHYOSAURS Search ICHTHYOSAURS
9 PLESIOSAUR 17 72% 2% 13 Search PLESIOSAUR Search PLESIOSAUR
10 MARINE REPTILES 16 65% 2% 15 Search MARINE+REPTILES Search MARINE+REPTILES

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 SAUROPTERYGIA 251 93% 13% 94
2 ICHTHYOPTERYGIA 111 100% 4% 32
3 ELASMOSAURID PLESIOSAUR 89 100% 4% 27
4 MARINE REPTILES 62 75% 6% 45
5 PLIOSAUR 60 100% 3% 20
6 REPTILIA ICHTHYOSAURIA 52 100% 2% 18
7 UTATSUSAURUS HATAII 33 100% 2% 13
8 REPTILIA SAUROPTERYGIA 24 82% 2% 14
9 ENGLISH LOWER LIAS 20 100% 1% 9
10 FOREFIN 20 100% 1% 9

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Phylogeny of the Ichthyopterygia 1999 80 25 96%
Global interrelationships of Plesiosauria (Reptilia, Sauropterygia) and the pivotal role of taxon sampling in determining the outcome of phylogenetic analyses 2010 46 56 52%
The Late Triassic black shales of the Guanling area, Guizhou Province, south-west China: A unique marine reptile and pelagic crinoid fossil Lagerstatte 2008 25 25 64%
Evolution of fish-shaped reptiles (Reptilia : Ichthyopterygia) in their physical environments and constraints 2005 46 39 59%
A phylogeny of Plesiosauria (Sauropterygia) and its bearing on the systematic status of Leptocleidus Andrews, 1922 2008 20 44 64%
A revision of Australia's Jurassic plesiosaurs 2012 5 46 85%
Bone histology of aquatic reptiles: what does it tell us about secondary adaptation to an aquatic life? 2013 8 66 32%
Mesozoic marine reptile palaeobiogeography in response to drifting plates 2014 2 109 50%
Feeding mechanics in Triassic stem-group sauropterygians: the anatomy of a successful invasion of Mesozoic seas 2002 27 26 62%
"Pachyostosis" in aquatic amniotes: a review 2009 30 50 30%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 GEOL GEOL MUSEUM 27 92% 1.5% 11
2 RED PALEONTOL U CHILE ONTOGENIA FILOGENIA 5 63% 0.7% 5
3 PALAEOBIOL PROGRAMME 4 28% 1.6% 12
4 MUSEUM GEOL PALAONTOL 3 16% 2.6% 19
5 PALAONTOL MUSEUM 3 11% 3.3% 24
6 OROGEN BELT CRUSTAL EVOLUT 3 19% 1.8% 13
7 INCIT CONICET UNLPAM 3 60% 0.4% 3
8 NAT HIST MUSEUM GEOL 2 33% 0.8% 6
9 VIS CT IMAGING 2 67% 0.3% 2
10 INTEGRAT 2 14% 1.5% 11

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000181181 MOSASAURS//MOSASAURIDAE//CHORISTODERA
2 0.0000129108 NEOSELACHII//TSELFATIIFORMES//PYCNODONTIFORMES
3 0.0000125206 TEMNOSPONDYLI//PARAREPTILIA//CYNODONTIA
4 0.0000113495 CRYPTODIRA//EUCRYPTODIRA//TESTUDINES
5 0.0000091939 PTEROSAURIA//PTERODACTYLOIDEA//AZHDARCHIDAE
6 0.0000085474 MYSTICETI//CETACEA//CETOTHERIIDAE
7 0.0000085356 CROCODYLIFORMES//METRIORHYNCHIDAE//CROCODYLIA
8 0.0000078038 CALGARY ADV TECHNOL 120//CYBERM PING//HYBODONTOID
9 0.0000062416 DINOSAURIA//THEROPODA//SAUROPODA
10 0.0000054647 ACTINISTIA//LATIMERIA//COELACANTH