E. R.  Trueman, ?The structure of the ligament of Pedalion (Perna)?, Proceedings of the Malacological Society of London, vol. 30, part 6, pp. 161-166, 1954.

F.  Stoliczka, ?The Pelecypoda, with a review of all known genera of this class, fossil and recent?, Memoirs of the Geological Survey of India. Palæontologia Indica, vol. Series 6. Cretaceous fauna of Southern India, pp. xxii + 538 pp., 50 + 4 pls. [1-222, pls. 1-12 + 4, 1 Sept. 1870; 223-408, pls. 13-28, 1 March 1871; xxii + 409-538, pls. 29-50 , 1871.

G. B.  Sowerby, Appendix to marine shells of South Africa: a catalogue of all the known species with references to figures in various works, descriptions of new species, and figures of such as are new, little known, or hitherto unfigured. London: Sowerby, 1897, p. 42.

E. A.  Smith, ?On a collection of marine shells from Aden, with some remarks upon the relationship of the molluscan fauna of the Red Sea and the Mediterranian?, Proceedings of the Zoological Society of London, pp. 390-436, 1891.

A. D.  d' Orbigny, Histoire physique, politique et naturelle de l'Ile de Cuba, par M. Ramon de la Sagra, vol. 5, Mollusques, Part 2. Paris: Arthus Bertrand, Submitted.

N. H.  Odhner, ?Results of Dr. E. Mjöbergs Swedish scientific expeditions to Australia 1910-1913. XVII. Mollusca?, Kungl. Svenska Vetenskapsakademiens Handlingar, vol. Band 52, pp. 1-115, 1917.

N. H.  Odhner, ?Contribution à la faune malacologique de Madagascar?, Arkiv för Zoologi Utgifvet af K. Svenska Vetenskapsakademiens, vol. 12, pp. 1-52, 1919.

C. Joaquina Maury, ?Fossil invertebrata from northeastern Brazil?, Bulletin of the American Museum of Natural History, vol. 67, pp. 123-179, [11] leaves of plates, 1934.

H.  Lynge, Marine Lamellibranchiata, vol. 4. Kobenhavn: B. Lunos Bogtrykkeri, 1909, p. 203.

H.  Krebs, The West-Indian marine shells, with some remarks. A manuscript printed for circulation betweenn collectors, by H. Krebs, 1864. A republication by W.J. Clench, C. G. Aguayo and R.D. Turner, with remarks and a brief account of the life of H. Krebs. [Reprint. Habana, Cuba: Museo Poey, Universidad de la Habana, Submitted, p. ??

J. Gonzalez Hidalgo, ?Catálogo de los moluscos testáceos de las islas Filipinas, Joló y Marianas?, Revista de la Real Academia de Ciencias, vol. 3, pp. 9-64, 1905.

G. August Goldfuss, ?Handbuch der Zoologie. Abt.1?, in Handbuch der Naturgeschichte zum Gebrauch bei Vorlsungen, vol. 3, G. Heinrich Schubert, Ed. Nürnberg: Bei Johann Leonhard Schrag, 1820, p. xlvi+696.

P.  Fischer, Manuel de cochyliologie et de paléontologie conchyliologique ou histoire naturelle des mollusques vivants et fossiles suivi d'un appendice sur les brachiopodes, vol. 2, 2 vol. Paris: F. Savy, 1887, p. xxiv+1369.

A. D.  d' Orbigny, Historia física política y natural de la Isla de Cuba por D. Ramón de la Sagra, vol. Tomo 5, Moluscos, Segunda parte. Paris: Arthus Bertrand, Submitted.

E. A.  Crouch, An illustrated introduction to Lamarck's conchology; contained in his Histoire Naturelle des Animaux sans Vertèbres: being a literal translation of the descriptions of the recent and fossil genera. London: Longman, Rees, Orme, Brown, Green and J. Mawe, 1827, p. iv+47.

T. A.  Conrad, ?Descriptions of new marine shells, from Upper California?, Journal of the Academy of Natural Sciences of Philadelphia, vol. 7, pp. 227-268, 1837.

T.  Brown, The conchologist's text-book, embracing the arrangements of Lamarck and Linnæus, with a glossary of technical terms. Glasgow: A. Fullarton & Co., 1833, p. 180.

K. H.  Barnard, ?Contributions to the knowledge of South African marine Mollusca. Part 7. Revised fauna list?, Annals of the South African Museum, vol. 47, pp. 663-781, 1974.

K. H.  Barnard, A beginner's guide to South African shells. Cape Town: Maskew Miller, Submitted, p. 215.

K. H.  Barnard, ?Contributions to the knowledge of South African marine Mollusca. Part 7. Revised fauna list?, Annals of the South African Museum, vol. 47, pp. 663-781, 1974.

K. H.  Barnard, A beginner's guide to South African shells. Cape Town: Maskew Miller, 1951, p. 215.

T. A.  Conrad, ?Descriptions of new marine shells, from Upper California?, Journal of the Academy of Natural Sciences of Philadelphia, vol. 7, pp. 227-268, 1837.

E. A.  Crouch, An illustrated introduction to Lamarck's conchology; contained in his Histoire naturelle des animaux sans vertèbres: being a literal translation of the descriptions of the recent and fossil genera. London: Longman, Rees, Orme, Brown, & Green, 1827, p. iv+47.

P.  Fischer, Manuel de cochyliologie et de paléontologie conchyliologique ou histoire naturelle des mollusques vivants et fossiles suivi d'un appendice sur les brachiopodes, vol. 2, 2 vol. Paris: F. Savy, 1887, p. xxiv+1369.

G. August Goldfuss, ?Handbuch der Zoologie. Abt.1?, in Handbuch der Naturgeschichte zum Gebrauch bei Vorlsungen, vol. 3, G. Heinrich Schubert, Ed. Nürnberg: Bei Johann Leonhard Schrag, 1820, p. xlvi+696.

J. Gonzalez Hidalgo, ?Catálogo de los moluscos testáceos de las islas Filipinas, Joló y Marianas?, Revista de la Real Academia de Ciencias, vol. 3, pp. 9-64, 1905.

H.  Krebs, The West-Indian marine shells, with some remarks. A manuscript printed for circulation betweenn collectors, by H. Krebs, 1864. A republication by W.J. Clench, C. G. Aguayo and R.D. Turner, with remarks and a brief account of the life of H. Krebs. [Reprint. Habana, Cuba: Museo Poey, Universidad de la Habana, 1948, p. ??

H.  Lynge, Marine Lamellibranchiata, vol. 4. Kobenhavn: B. Lunos Bogtrykkeri, 1909, p. 203.

N. H.  Odhner, ?Results of Dr. E. Mjöbergs Swedish scientific expeditions to Australia 1910-1913. XVII. Mollusca?, Kungl. Svenska Vetenskapsakademiens Handlingar, vol. Band 52, pp. 1-115, 1917.

N. H.  Odhner, ?Contribution à la faune malacologique de Madagascar?, Arkiv för Zoologi Utgifvet af K. Svenska Vetenskapsakademiens, vol. 12, pp. 1-52, 1919.

A. C. V. D.  d Orbigny, Histoire physique, politique et naturelle de l'Ile de Cuba, par M. Ramon de la Sagra, vol. 5, Mollusq. Paris: Arthus Bertrand, 1842.

A. D.  d' Orbigny, Historia física política y natural de la Isla de Cuba por D. Ramón de la Sagra, vol. Tomo 5, Mo. Paris: Arthus Bertrand, 1843.

E. A.  Smith, ?On a collection of marine shells from Aden, with some remarks upon the relationship of the molluscan fauna of the Red Sea and the Mediterranian?, Proceedings of the Zoological Society of London, pp. 390-436, 1891.

G. B.  Sowerby, Appendix to marine shells of South Africa: a catalogue of all the known species with references to figures in various works, descriptions of new species, and figures of such as are new, little known, or hitherto unfigured. London: Sowerby, 1897, p. 42.

F.  Stoliczka, ?The Pelecypoda, with a review of all known genera of this class, fossil and recent?, Memoirs of the Geological Survey of India. Palæontologia Indica, vol. Series 6. , 1871.

E. R.  Trueman, ?The structure of the ligament of Pedalion (Perna)?, Proceedings of the Malacological Society of London, vol. 30, part 6, pp. 161-166, 1954.