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Pterobranchia - Cyclograptidae

Synonymy list
YearName and author
1938Cyclograptidae Bulman p. 385
2014Cyclograptidae Maletz p. 491

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EubilateriaAx 1987
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
subclassGraptolithina(Bronn 1849)
familyCyclograptidaeBulman 1938
familyCyclograptidaeBulman 1938

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.

Fm. †Cyclograptidae Bulman 1938
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G. †Camarotubus Mierzejewski 2001
G. †Conitubus
G. †Marsipograptus Ruedemann 1936
Marsipograptus bullatus Ruedemann 1936
Marsipograptus percensis Ruedemann 1936
J. Maletz 2014Largely encrusting Graptolithina with tubular thecae; often forming short erect branches in which the thecae are serially arranged; thecal development in diads with autothecae and bithecae, the latter often restricted to the thecorhiza.
No measurements are available
Composition: "sclero-protein"c
Locomotion: passively mobilec
Life habit: planktonicc
Diet: suspension feederc
Vision: blindc
Created: 2005-02-03 08:06:36
Modified: 2010-02-11 01:52:45
Source: c = class
Reference: Aberhan 1992

Age range: base of the Early/Lower Llanvirn to the top of the Lochkovian or 466.00000 to 410.80000 Ma

Collections (19 total)

Time interval Ma Country or state Original ID and collection number
Early/Lower Llanvirn466.0 - 463.5China (Yunnan) Reticulograptus sp. (5423)
Dobrotivian460.9 - 457.5Spain (Guadalajara) Reticulograptus sp. (194904)
Berounian460.9 - 449.5Spain (Zaragoza) Reticulograptus erdtmanni (196901)
Berounian460.9 - 449.5Spain (Caceres and Cuidad Real) Reticulograptus sp. (21047)
Richmondian - Gamachian449.5 - 443.7Canada (Quebec) Marsipograptus percensis (37469)
Llandovery443.4 - 433.4USA (New York) Reticulograptus retiforme (77054)
Aeronian440.8 - 438.5Czech Republic Reticulograptus sp. (14087) Reticulograptus varians (14085)
Telychian438.5 - 433.4USA (New York) Reticulograptus retiforme (77053)
Telychian438.5 - 433.4China (Sichuan) Galeograptus sinensis (27843)
Sheinwoodian433.4 - 430.5Czech Republic Cyclograptus scharyanus (14051)
Sheinwoodian433.4 - 430.5USA (New York) Reticulograptus sp. (26863)
Wenlock433.4 - 427.4Canada (Ontario) Reticulograptus sp. (14195)
Wenlock433.4 - 427.4USA (New York) Reticulograptus retiforme (12936) Reticulograptus sp. (541 12934 226918)
Ludlow427.4 - 423.0USA (Illinois) Reticulograptus polymorphus (76450)
Lochkovian419.2 - 410.8Czech Republic (Prague) Reticulograptus termieri (12068)