Bairdiidae

Anchistrocheles, from here.


Belongs within: Ostracoda.
Contains: Bairdia.

The Bairdiidae are a family of marine ostracods with a convex-backed carapace and wide duplicature. Though they have a long history, extending from the Lower Ordovician to the present, they mostly varied little in morphology throughout this time (Benson et al. 1961).

Characters (from Benson et al. 1961): Carapace convex-backed, mostly with asymmetrical, angulated, convex and concave, round and acuminate "bairdian" shape in lateral view; lateral outlines mostly symmetrically convex and terminally acuminate in dorsal view; left valve larger than right valve, both overreaching and overlapping it; with short, ridge-and-groove hingement and prominent duplicature and vestibule; muscle-scar pattern composed of several discrete spots.

<==Bairdiidae [Bairdioidea, Nesideidae]
    |--Pussellinae DH86
    |    |--Pussella Danielopol 1976 DH86
    |    |    |--P. botosaneanui Danielopol 1976 DH86
    |    |    `--P. danielopoli Maddocks 1976 DH86
    |    `--Anchistrocheles Brady & Norman 1889 DH86
    |         |--*A. fumata Brady 1890 BB61
    |         |--A. acerosa BB61
    |         |--A. barnharti Maddocks 1976 DH86
    |         |--A. bensoni Maddocks 1969 DH86
    |         |--A. bradyi (Scott 1905) DH86
    |         |--A. hartmanni Maddocks 1976 DH86
    |         `--A. mcquadei Maddocks 1976 DH86
    `--Bairdiinae DH86
         |--Bairdia HM04
         |--Bairdoppilata Coryell, Sample & Jennings 1935 DH86
         |    |--*B. martyni Coryell, Sample & Jennings 1935 BB61
         |    |--B. cratericola Maddocks 1969 DH86
         |    `--B. gliberti S61
         |--Paranesidea Maddocks 1969 DH86
         |    |--P. algicola Maddocks 1969 DH86
         |    |--P. fracticorallicola Maddocks 1969 DH86
         |    `--P. spongicola Maddocks 1969 DH86
         |--Triebelina van den Bold 1964 DH86 [incl. Glyptobairdia Stephenson 1946 BB61]
         |    |--*T. indopacifica van den Bold 1946 BB61
         |    |--T. bradyi (Triebel 1948) DH86
         |    |--T. coronata BB61
         |    |--T. raripila (Müller 1894) DH86
         |    `--T. sertata (Triebel 1948) DH86
         `--Neonesidea Maddocks 1969 DH86
              |--N. aregina Maddocks 1969 DH86
              |--N. maddocksae Hartmann 1974 DH86
              |--N. michaelseni Hartmann 1982 DH86
              |--N. pateriformes Maddocks 1969 DH86
              `--N. schulzi (Hartmann 1964) DH86

Bairdiidae incertae sedis:
  Rectobairdia Sohn 1960 ZL87
    |--R. jinchengensis Shi 1987 ZL87
    |--R. legumen (Jones & Kirkby 1886) [=Bairdia legumen; incl. B. angulatiformis Posner 1951] S82
    `--R. subsymmetrica Zhang in Zhang & Liang 1987 ZL87
  Pustulobairdia Sohn 1960 ZL87
    |--P. pruniseminata (Sohn 1954) ZL87
    `--P. subpruniseminata Zhang in Zhang & Liang 1987 ZL87
  Petasobairdia CB86
  Lobobairdia Kollmaun 1963 ZL87
    `--L. ventriconcava (Chen 1958) [=Bairdia ventriconcava] ZL87
  Abrobairdia Chen 1982 CB86
    |--A. brevicosta CB86
    `--A. monocosta Chen & Bao 1986 CB86
  Cryptobairdia Sohn 1960 ZL87
    |--C. coryelli (Roth & Skinner 1931) (see below for synonymy) CB86
    |--C. submanifesta Zhang in Zhang & Liang 1987 ZL87
    |--C. subseminalis Zhang in Zhang & Liang 1987 ZL87
    `--C. xiaodonggouensis Shi 1987 ZL87
  Bairdiacypris Bradfield 1935 HM04 [incl. Actuaria Schneider 1956 BB61]
    |--*B. deloi Bradfield 1935 BB61
    |--B. glennensis (Harlton 1927) HM04
    |--B. haydenbranchensis BB61
    |--B. incurvata Kraft 1962 WSB93
    |--B. longirobusta CB86
    |--B. reniformis CB86
    |--B. sinensis CB86
    |--B. ventralis CB86
    `--B. yui Shi 1960 ZL87
  Acratia Delo 1939 ZL87 [incl. Acratina Egorov 1953 BB61
    |--*A. typica Delo 1930 BB61
    |--A. bicornis Shi 1987 ZL87
    |--A. comisa Zhang in Zhang & Liang 1987 ZL87
    |--A. deloi (Geis 1932) ZL87
    |--A. olivifera CB86
    |--A. pulchra Posner 1951 CB86
    `--A. siratchoica Egorov 1953 CB86
  Orthobairdia Sohn 1960 ZL87
    |--O. cestriensis (Ulrich 1891) [=Bairdia cestriensis] S82
    |--O. chasae (Kellett 1934) [=Bairdia chasae] ZL87
    |--O. florenaensis (Upson 1933) [=Bairdia florenaensis] ZL87
    |--O. insolens (Cooper 1941) [=Bairdia insolens] CB86
    |--O. ponderosa (Chen 1958) [=Bairdia ponderosa] CB86
    |--O. powersi (Kellett 1934) [=Bairdia powersi; incl. B. perincerta Cordell 1952] CB86
    |--O. texana (Harlton 1927) CB86
    `--O. xingyangensis Zhang in Zhang & Liang 1987 ZL87
  Antibythocypris Jennings 1936 BB61
    `--*A. gooberi Jennings 1936 BB61
  Bairdianella Harlton 1929 BB61
    |--*B. elegans Harlton 1929 BB61
    `--B. subcylindrica CB86
  Bairdiolites Croneis & Gale 1939 BB61
    `--*B. crescentis Croneis & Gale 1939 BB61
  Ceratobairdia Sohn 1954 BB61
    `--*C. dorsospinosa Sohn 1954 BB61
  Fabalicypris Cooper 1946 BB61
    |--*F. wileyensis Cooper 1946 BB61
    |--F. alta CB86
    `--F. elliptica CB86
  Newsomites Morris & Hill 1952 BB61
    `--*N. pertumidus Morris & Hill 1952 BB61
  Pseudocyproides Morris & Hill 1952 BB61
    `--*P. alatus Morris & Hill 1952 BB61
  Spinobairdia Morris & Hill 1952 BB61
    `--*S. kellettae Morris & Hill 1952 BB61
  Isobythocypris Apostolescu 1959 LH61
    `--*I. unispinata Apostolescu 1959 LH61
  Celechovites Pokorný 1950 M61, BB61
    `--*C. cultratus Pokorný 1950 BB61
  Famenella Polenova 1953 (n. d.) M61, BB61
    `--*F. inconditis Polenova 1953 BB61
  Ellesmerina Glebovskaja & Zaspelova in Glebovskaja 1948 M61, BB61 [=Mossolovella Egorov 1953 BB61]
    `--*E. incognita Glebovskaja & Zaspelova in Glebovskaja 1948 [=*Mossolovella incognita] BB61
  Silenites Coryell & Booth 1933 M61, BB61
    |--*S. silenus Coryell & Booth 1933 BB61, ZL87, BB61
    |--S. fabalis (Cooper 1946) CB86
    |--S. lenticularis (Kellett 1934) CB86 [=Carbonia lenticularis BB61]
    |--S. marginiferus (Geis 1932) [=Bythocypris marginifera] CB86
    |--S. testatus (Chen 1958) [=Bythocypris testatus] ZL87
    `--S. unicostus Chen & Bao 1986 CB86
  Steusloffina Teichert 1937 M61, BB61
    |--*S. ulrichi Teichert 1937 BB61
    `--S. papillosa BB61
  Artifactella Coryell & Booth 1933 M61, BB61
    `--*A. tomahawki Coryell & Booth 1933 BB61
  Elpinella Přibyl & Šnajdr 1950 M61, BB61
    `--*E. radiata [=Leperditia radiata] BB61
  Hastacypris Croneis & Gutke 1939 M61, BB61
    `--*H. bradyi Croneis & Gutke 1939 BB61
  Shidelerites Morris & Hill 1951 M61, BB61
    `--*S. typus Morris & Hill 1951 BB61

Cryptobairdia coryelli (Roth & Skinner 1931) [=Bairdia coryelii; incl. B. ventricosa Roth & Skinner 1930 non Kirkby 1858] CB86

*Type species of generic name indicated

REFERENCES

[BB61] Benson, R. H., J. M. Berdan, W. A. van den Bold, T. Hanai, I. Hessland, H. V. Howe, R. V. Kesling, S. A. Levinson, R. A. Reyment, R. C. Moore, H. W. Scott, R. H. Shaver, I. G. Sohn, L. E. Stover, F. M. Swain & P. C. Sylvester-Bradley. 1961. Systematic descriptions. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt Q. Arthropoda 3: Crustacea: Ostracoda pp. Q99–Q421. Geological Society of America and University of Kansas Press.

[CB86] Chen D.-Q. & Bao H. 1986. Lower Permian ostracodes from the Chihsia Formation of Jurong and Longtan, Jiangsu Province. Acta Micropalaeontologica Sinica 3 (2): 107–132.

[DH86] Danielopol, D. L., & G. Hartmann. 1986. Ostracoda. In: Botosaneanu, L. (ed.) Stygofauna Mundi: A Faunistic, Distributional, and Ecological Synthesis of the World Fauna inhabiting Subterranean Waters (including the Marine Interstitial) pp. 265–294. E. J. Brill/Dr W. Backhuys: Leiden.

[HM04] Hoare, R. D., & G. K. Merrill. 2004. A Pennsylvanian (Morrowan) ostracode fauna from Texas. Journal of Paleontology 78 (1): 185–204.

[LH61] Levinson, S. A., & H. V. Howe. 1961. Addendum. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt Q. Arthropoda 3: Crustacea: Ostracoda pp. Q421–Q422. Geological Society of America and University of Kansas Press.

[M61] Moore, R. C. 1961. Supplement—USSR treatise on Ostracoda. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt Q. Arthropoda 3: Crustacea: Ostracoda pp. Q422–Q429. Geological Society of America and University of Kansas Press.

[S61] Scott, H. W. 1961. Shell morphology of Ostracoda. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt Q. Arthropoda 3: Crustacea: Ostracoda pp. Q21–Q37. Geological Society of America and University of Kansas Press.

[S82] Shi C.-G. 1982. Some early Carboniferous ostracodes from Nylam, Xizang (Tibet). Acta Palaeontologica Sinica 21 (3): 309–314.

[WSB93] Whatley, R. C., D. J. Siveter & I. D. Boomer. 1993. Arthropoda (Crustacea: Ostracoda). In: Benton, M. J. (ed.) The Fossil Record 2 pp. 343–356. Chapman & Hall: London.

[ZL87] Zhang X.-J. & Liang X.-Y. 1987. Ostracoda from the Taiyuan Formation of Xingyang and Gong Xian districts, Henan. Acta Micropalaeontologica Sinica 4 (3): 293–312.

Last updated: 25 September 2020.

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