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Polygnathus semicostatus

Conodonta - Conodontophorida - Polygnathidae

Taxonomy
Polygnathus semicostatus was named by Branson and Mehl (1934). It is a 3D body fossil.

Sister species lacking formal opinion data
P. abbessensis, P. aequalis, P. alexanderensis, P. alvenus, P. alveoliposticus, P. ancyrognathoides, P. ancyrognathoideus, P. anguistidiscus, P. angusticostata, P. ansatus, P. aspelundi, P. azigomorphus, P. bagialensis, P. bartensis, P. beckmanni, P. benderi, P. bischoffi, P. borealis, P. bouckerti, P. brevicarina, P. brevilamiformis, P. brevilaminus, P. brevilaminus, P. brevis, P. bryanti, P. bultynck, P. bultyncki, P. busmakovi, P. caelatus, P. capollocki, P. carinata, P. churkini, P. collieri, P. communis, P. communis, P. cooperi, P. cooperi, P. costatus, P. costatus, P. costatus, P. costatus, P. cotatus, P. cracens, P. cristatus, P. cristatus, P. cristatus, P. curtigladius, P. dapoushangensis, P. dehiscens, P. dehiscens, P. dehiscens, P. delenitor, P. delicatolus, P. dengleri, P. distortus, P. docorosus, P. duolingshanensis, P. eberleini, P. eiflius, P. elegantulus, P. ensensis, P. eoglaber, P. evidens, P. experplexus, P. extralobatus, P. fallax, P. flabellum, P. flaccidus, P. foliformis, P. foveolatus, P. glaber, P. glaber, P. glaber, P. glaber, P. gracilis, P. granulosus, P. granulosus, P. gronbergi, P. hassi, P. hemiansatus, P. hieroglyphica, P. hindei, P. homoirregularis, P. imparilis, P. inoratus, P. inornatus, P. inortata, P. intermedius, P. inversus, P. inversus, P. kennettensis, P. kitabicus, P. klapperi, P. kluepfeli, P. klugi, P. kockelianus, P. krestovnikovi, P. kuradjalis, P. lacinatus, P. lanei, P. laticostatus, P. latifossatus, P. latus, P. lauriformis, P. lenzi, P. limitaris, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. linguiformis, P. ljaschenkoi, P. lobatus, P. lodinensis, P. longiposticus, P. magnidentatus, P. mehli, P. mehli, P. micrificus, P. minutus, P. morgani, P. nodocostata, P. normalia, P. norrisi, P. nothoperbonus, P. obliquicostatus, P. obliquimarginatus, P. obtectus, P. ordinatus, P. ovalis, P. ovatinodosus, P. pacificus, P. padovanii, P. pannonicus, P. paradecorosus, P. parapetus, P. partitus, P. patulus, P. pennatuloidea, P. pennatuloideus, P. pennatus, P. perbonus, P. perplexus, P. pinguis, P. pirenae, P. pireneae, P. planarius, P. planirostratus, P. platyobliquemarginatus, P. politus, P. pomeranicus, P. porrectus, P. posterus, P. postinodosus, P. praepolitus, P. praetrigonicus, P. procerus, P. procerus, P. proprius, P. psuedofoliatus, P. pugiunculus, P. pupus, P. pura, P. purus, P. purus, P. purus, P. quadratus, P. rarus, P. reimersi, P. rhenanus, P. robusticostatus, P. rostratus, P. rugosa, P. rugosus, P. sagita, P. sagittaria, P. samueli, P. secus, P. semialternans, P. serotinus, P. sinuosus, P. sokolovi, P. sp, P. speculiferus, P. spicatus, P. squalidus, P. strongi, P. styriaca, P. styriacus, P. sublanus, P. subnormalis, P. subplanus, P. subserratus, P. symmetricus, P. szulczewskii, P. tafilensis, P. tamara, P. tenellus, P. timorensis, P. trigonicus, P. triphylatus, P. triphyllatus, P. unilabius, P. variabilis, P. variabilis, P. varians, P. vogesi, P. volhynicus, P. xylus, P. xylus, P. zieglerianus, P. zikmundovae, P. zinaidae, P. znepolensis, P. brevis, P. carinata, P. rugicosta, P. szulczewskii

Synonymy list
YearName and author
1934Polygnathus semicostatus Branson and Mehl

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassCyclostomataRichards
orderConodontophorida
RankNameAuthor
classConodontaPander 1856
orderOzarkodinidaDzik 1976
suborderOzarkodininaDzik 1976
superfamilyPolygnathaceaBassler 1925
familyPolygnathidaeBassler 1925
genusPolygnathusHinde 1879
speciessemicostatusBranson and Mehl 1934

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Polygnathus semicostatus Branson and Mehl 1934
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitec
Environment: marinesubp
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Vision: well-developedc
Created: 2005-02-03 07:48:42
Modified: 2010-02-12 04:00:46
Source: c = class, subp = subphylum
References: Aberhan 1992, Carroll 1988

Age range: base of the Frasnian to the top of the Late/Upper Famennian or 382.31000 to 358.86000 Ma

Collections (44 total)


Time interval Ma Country or state Original ID and collection number
Frasnian382.31 - 372.15Czechia (Moravia) Polygnathus semicostatus (3766)
Early/Lower Famennian372.15 - 368.5Bulgaria Polygnathus semicostatus (241181)
Early/Lower Famennian372.15 - 368.5Iran Polygnathus semicostatus (239379)
Early/Lower Famennian372.15 - 368.5Poland Polygnathus semicostatus (70214 70215 70216 70217 70219 70220 70226 70227 70229 70230 70231)
Famennian372.15 - 358.86Iran Polygnathus semicostatus (236276 236278 236279 236280 236282 236284)
Famennian372.15 - 358.86Tajikistan Polygnathus semicostatus (169316 184358)
Middle Famennian368.5 - 365.2Czechia (Moravia) Polygnathus semicostatus (3394)
Late/Upper Famennian365.2 - 358.86USA (Colorado) Polygnathus semicostatus (275925 275926 275929)
Late/Upper Famennian365.2 - 358.86USA (Utah) Polygnathus semicostatus (276386 276626 276627 276628 276629 276630 276631 276632 276633 276634 276635 276636 276637 276638 276639 276640 276641 276642)