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Diplograptidae
Taxonomy
Diplograptidae is a family. It is not extant. Its type is Diplograptus. It was considered unknown by Bulman (1970).
It was assigned to Diplograptina by Bulman (1970); to Diplograptacea by Mitchell et al. (2007); to Graptoloidea by Kiessling (2008); to Diplograptoidea by Storch et al. (2011); and to Diplograptina by Maletz (2014).
It was assigned to Diplograptina by Bulman (1970); to Diplograptacea by Mitchell et al. (2007); to Graptoloidea by Kiessling (2008); to Diplograptoidea by Storch et al. (2011); and to Diplograptina by Maletz (2014).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1970 | Diplograptidae Bulman |
| 1987 | Orthograptidae Mitchell p. 377 |
| 2007 | Diplograptidae Mitchell et al. |
| 2008 | Diplograptidae Kiessling |
| 2011 | Diplograptidae Storch et al. |
| 2014 | Diplograptidae Maletz p. 510 |
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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. †Diplograptidae
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G. †Amplexograptus
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†Amplexograptus latus Bulman 1931
†Amplexograptus manitoulinensis Caley 1936
†Amplexograptus praetypicalis Riva 1987
†Amplexograptus rugosus Tullberg 1882
Invalid names: Comograptus [synonym]
G. †Anticostia Stewart and Mitchell 1997
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†Anticostia lata Elles and Wood 1906
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Invalid names: Amplexograptus inuiti Cox 1933 [synonym], Amplexograptus regularis Mu and Lin 1993 [synonym], Amplexograptus suni Mu and Chen 1962 [synonym]
†Anticostia teres Barrande and Perner 1895
G. †Cephalograptus
G. †Corynoides Nicholson 1867
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†Corynoides americanus Ruedemann 1947
†Corynoides calicularis Nicholson 1867
†Corynoides incurvus Hadding 1915
†Corynoides tricornis Ruedemann 1947
Invalid names: Corynograptus Hopkinson and Lapworth 1875 [synonym]
Subfm. †Diplograptinae Lapworth 1873
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G. †Diplograptus
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†Diplograptus hughesi Nicholson 1869
†Diplograptus pristis Hall 1847
†Graptolithus (Diplograptus) hypniformis White 1874
Invalid names: Mesograptus Elles and Wood [synonym]
Subfm. †Orthograptinae Mitchell 1987
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G. †Orthograptus Lapworth 1873
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†Orthograptus eucharis Hall 1865
†Orthograptus fastigatus Davies 1929
†Orthograptus pageanus Elles and Wood 1907
†Orthograptus quadrimucronatus Hall 1865
†Orthograptus ruedemanni Gurley 1896
†Orthograptus spinigerus Elles and Wood 1907
†Orthograptus thorsteinssoni Melchin 1987
G. †Paraorthograptus
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†Paraorthograptus pacificus Ruedemann 1947
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Invalid names: Paraorthograptus fenxiangensis Wang 1983 [synonym], Paraorthograptus minor Wang 1983 [synonym]
†Paraorthograptus uniformis Mu and Li 1984
G. †Parareteograptus Mu 1974
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†Parareteograptus sinensis Mu 1974
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Invalid names: Parareteograptus denticulatus Wang et al. 1978 [synonym]
Invalid names: Orthoretiograptus Wang et al. 1978 [synonym]
G. †Rectograptus Pribyl 1949
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†Rectograptus abbreviatus Elles and Wood 1907
†Rectograptus amplexicaulis Hall 1847
†Rectograptus gracilis Roemer 1861
†Rectograptus peosta Hall 1861
†Rectograptus socialis Lapworth 1880
†Rectograptus truncatus Lapworth 1876
Invalid names: Orthograptidae Mitchell 1987 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. E. Mitchell 1987 (Orthograptidae) | Diplograptaceans with Pattern A astogeny or the derived Patterns G or F; sicular aperture simple or with antivirgellar spines; thecae sigmoidal primitively but becoming orthograptid or amplexograptid among forms with fully sclerotized periderm, and lasiograptid to retiolitid among others; generally with cuspate apertures or with paired apertural spines. |