Pterotracheoidea

Atlanta peronii, copyright Roger R. Seapy.

Belongs within: Littorinina.

The Pterotracheoidea are a group of pelagic gastropods in which the shell is often small relative to the size of the animal or absent. The foot has developed into a fin that is used to actively propel the animal.

Pterotracheoidea [Atlantida, Carinarioidea, Caryobranchiata, Heteropoda, Nectopoda] PC08
    |--Bellerophina d’Orbigny 1843 [Bellerophinidae] BR05
    |    `--*B. vibrayei d’Orbigny 1843 BR17
    |--Coelodiscus Brösamlen 1909 KC60 [Coelodiscidae BR17]
    |    |--*C. minutus (Schübler 1833) [=Euomphalus minutus] BR17
    |    |--C. aratus KC60
    |    `--C. fluegeli Bandel & Hemleben 1987 TTE93
    |--Pterotracheidae [Ptrachidia] PC08
    |    |--Firoloida desmarestia PC08, B26
    |    |--Cardiapoda Orbigny 1836 O27
    |    |    `--*C. placenta Lesson 1830 O27
    |    `--Pterotrachea Forskål 1775 [=Firola Bruguière 1791; Firolidae, Firolinae, Firolinia] BR05
    |         |--*P. coronata Forskål 1775 P61 [=*Firola coronata BR17]
    |         `--P. liassica Bandel & Hemleben 1987 TTE93
    |--Carinariidae [Carinariacea] PC08
    |    |--Brunonia Müller 1898 [Brunoniinae] BR05
    |    |    `--*B. grandis Müller 1898 KC60
    |    `--Carinariinae [Carinariana] BR05
    |         |--Pterosoma Lesson 1827 [Pterosomadae, Pterosomae, Pterosomatidae] BR05
    |         |    `--*P. plana Lesson 1827 BR17
    |         `--Carinaria Lamarck 1801 BR05
    |              |--*C. vitrea (Gmelin 1791) [=Argonauta vitrea] BR17
    |              |--C. australis Quoy & Gaimard 1833 P61
    |              |--C. cymbium O27
    |              |--C. latidens Dall 1919 O27
    |              `--C. punctata Orbigny 1836 O27
    `--Atlantidae [Atlantacea] BR05
         |--Eoatlanta spiruloides (Lamarck 1824) TTE93
         |--Oxygyrus Benson 1835 O27
         |    |--*O. keraudrenii O27
         |    `--O. rangi Lovèn 1847 O27
         `--Atlanta Lesueur 1817 P61
              |--*A. peronii Lesueur 1817 P61
              |--A. cunicula Gould 1852 O27
              |--A. depressa Gray 1850 O27
              |--A. gaudichaudii Gray 1850 O27
              |--A. helicinoidea Gray 1850 O27
              |--A. inclinata Gray 1850 O27
              |--A. involuta Gray 1850 O27
              `--A. quoyii Gray 1850 O27

*Type species of generic name indicated

REFERENCES

[B26] Bigelow, H. B. 1926. Plankton of the offshore waters of the Gulf of Maine. Bulletin of the Bureau of Fisheries 40 (2): 1–509.

[BR05] Bouchet, P., & J.-P. Rocroi. 2005. Classification and nomenclator of gastropod families. Malacologia 47 (1–2): 1–397.

[BR17] Bouchet, P., J.-P. Rocroi, B. Hausdorf, A. Kaim, Y. Kano, A. Nützel, P. Parkhaev, M. Schrödl & E. E. Strong. 2017. Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia 61 (1–2): 1–526.

[KC60] Knight, J. B., L. R. Cox, A. M. Keen, R. L. Batten, E. L. Yochelson & R. Robertson. 1960. Gastropoda: systematic descriptions. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt I. Mollusca 1: Mollusca—General Features, Scaphopoda, Amphineura, Monoplacophora, Gastropoda—General Features, Archaeogastropoda and some (mainly Paleozoic) Caenogastropoda and Opisthobranchia pp. I169–I331. Geological Society of America, and University of Kansas Press.

[O27] Oldroyd, I. S. 1927. The Marine Shells of the West Coast of North America vol. 2 pt 2. Stanford University Press: Stanford University (California).

[PC08] Ponder, W. F., D. J. Colgan, J. M. Healy, A. Nützel, L. R. L. Simone & E. E. Strong. 2008. Caenogastropoda. In: Ponder, W. F., & D. L. Lindberg (eds) Phylogeny and Evolution of the Mollusca pp. 331–383. University of California Press: Berkeley.

[P61] Powell, A. W. B. 1961. Shells of New Zealand: An illustrated handbook 4^th ed. Whitcombe and Tombs Limited: Christchurch.

[TTE93] Tracey, S., J. A. Todd & D. H. Erwin. 1993. Mollusca: Gastropoda. In: Benton, M. J. (ed.) The Fossil Record 2 pp. 131–167. Chapman & Hall: London.