The Graf Lab @ The University of Alabama

email: dgraf(at) |
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dlgDr. Daniel L. Graf's
Cirriculum Vitae

The following is a complete list of my publications, including links to online content.

Click here to view all parts of my CV.


† indicates student collaborators.

Pfeiffer, J.M., D.L. Graf, K.S. Cummings & L.M. Page. 2021. Taxonomic revision of a radiation of Southeast Asian freshwater mussels (Unionidae: Gonideinae: Contradentini + Rectidentini). Invertebrate Systematics 35: 394-470.

Graf, D.L. & K.S. Cummings. 2021. A 'big data' approach to global freshwater mussel diversity (Bivalvia: Unionoida), with an updated checklist of genera and species. Journal of Molluscan Studies 87(1): eyaa034, 36 pp.

Böhm, M., N.I. Dewhurst-Richman, M. Seddon, S.E.H. Ledger, C. Albrecht, D.Allen, A.E. Bogan, J. Cordeiro, K.S. Cummings, A. Cuttelod, G. Darrigran, W. Darwall, Z. Fehér, C. Gibson, D.L. Graf, F. Köhler, M. Lopes-Lima, G. Pastorino, K.E. Perez, K. Smith, D. van Damme, M.V. Vinarski, T. von Proschwitz, T. von Rintelen, D.C. Aldridge, N.A. Aravind, P.B. Budha, C. Clavijo, D. Van Tu, O. Gargominy, M. Ghamizi, M. Haase, C. Hilton-Taylor, P.D. Johnson, Ü. Kebapçı, J. Lajtner, C.N. Lange, D.A.W. Lepitzki, A. Martínez-Ortí, E.A. Moorkens, E. Neubert, C.M. Pollock, V. Prié, C. Radea, R. Ramirez, M.A. Ramos, S.B. Santos, R. Slapnik, M.O. Son, A.-S. Stensgaard, & B. Collen. 2021. The conservation status of the world’s freshwater molluscs. Hydrobiologia 848: 3231–3254.

Graf, D.L. & K.S. Cummings. 2019. [Six chapters] Unionidae, Margaritiferidae, Hyriidae, Etheriidae, Iridinidae, Mycetopodidae. In C. Lydeard & K.S. Cummings (eds.). Freshwater Mollusks of the World: A Distribution Atlas. Johns Hopkins University Press, Baltimore, MD.

† Pfeiffer, J.M., D.L. Graf, K.S. Cummings & L.M. Page. 2018. Molecular phylogeny and taxonomic revision of two enigmatic freshwater mussel genera (Bivalvia: Unionidae incertae sedis: Harmandia and Unionetta) reveals a diverse clade of southeast Asian Parreysiinae. Journal of Molluscan Studies 84: 404-416.

Combosch, D.J., T.M. Collins, E.A. Glover, D.L. Graf, E.M. Harper, J. Healy, G.Y. Kawauchi, S. Lemer, E. McIntyre, E. Strong, J.D. Taylor, J.D. Zardus, P.M. Mikkelsen, G. Giribet & R. Bieler. 2017. A family-level tree of life for bivalves based on a Sanger-sequencing approach. Molecular Phylogenetics & Evolution, in press. doi:10.1016/j.ympev.2016.11.003

Cummings, K.S. & D.L. Graf. 2016. Bivalvia: Unionoida: Unionidae: Genera. pp. 213-220 in J.H. Thorp & D.C. Rogers (eds.). Keys to Nearctic Fauna: Thorp & Covich’s Freshwater Invertebrates, 4th edition. Academic Press-Elsevier, New York. doi:10.1016/B978-0-12-385028-7.00011-1

† Pfeiffer, J.M. & D.L. Graf. 2015. Evolution of bilaterally asymmetrical larvae in freshwater mussels (Bivalvia: Unionoida: Unionidae). Zoological Journal of the Linnean Society 175: 307-318. doi:10.1111/zoj.12282

† Graf, D.L., H. Jones, A.J. Geneva, J.M. Pfeiffer & Michael W. Klunzinger. 2015. Molecular phylogenetic analysis supports a Gondwanan origin of the Hyriidae (Mollusca: Bivalvia: Unionida) and the paraphyly of Australasian taxa. Molecular Phylogenetics & Evolution 85: 1-9. doi:10.1016/j.ympev.2015.01.012

Cummings, K.S. & D.L. Graf. 2014. Mollusca: Bivalvia. pp. 423-506 in J.H. Thorp & D.C. Rogers (eds.). Ecology and General Biology: Thorp & Covich’s Freshwater Invertebrates. Academic Press-Elsevier, New York. ISBN: 978-0-12-385026-3

Graf, D.L., A.J. Geneva†, J.M. Pfeiffer III† & A.D. Chilala. 2014. Phylogenetic analysis of Prisodontopsis Tomlin, 1928 and Mweruella Haas, 1936 (Bivalvia: Unionidae) from Lake Mweru (Congo Basin) reveals endemic Quaternary radiation in the Zambian Congo. Journal of Molluscan Studies 80: 303-314. doi: 10.1093/mollus/eyu012

Bieler, R., P.M. Mikkelsen, T.M. Collins, E.A. Glover, V.L. González, D.L. Graf, E.M. Harper, J. Healy, G.Y. Kawauchi, P.P. Sharma, S. Staubach, E.E. Strong, J.D. Taylor, I. Tëmkin, J.D. Zardus, S. Clark, A. Guzmán, E. McIntyre, P. Sharp & G. Giribet. 2014. Investigating the Bivalve Tree of Life — An exemplar-based approach combining molecular and novel morphological characters. Invertebrate Systematics 28: 32-115. doi.: 10.1071/IS13010

Pfeiffer, J.M., III† & D.L. Graf. 2013. Re-analysis confirms the polyphyly of Lamprotula Simpson, 1900 (Bivalvia: Unionidae). Journal of Molluscan Studies 79: 249-256. doi:10.1093/mollus/eyt022

Graf, D.L. 2013. Patterns of freshwater bivalve global diversity, and the state of Phylogenetic studies on the Unionoida, Sphaeriidae, and Cyrenidae. American Malacological Bulletin 31: 135-153. doi:10.4003/006.031.0106

Graf, D.L. 2011. Types of French freshwater mussels (Mollusca: Bivalvia: Unionoidea) in the Arnould Locard collection at the Muséum d'Histoire Naturelle, Paris. Zoosystema 33: 451-514. doi:10.5252/z2011n4a3

Whelan, N.V.†, A.J. Geneva† & D.L. Graf. 2011. Molecular phylogenetic analysis of tropical freshwater mussels (Mollusca: Bivalvia: Unionoida) resolves the position of Coelatura and supports a monophyletic Unionidae. Molecular Phylogenetics & Evolution 61: 504-514. doi:10.1016/j.ympev.2011.07.016

Graf, D.L. & K.S. Cummings. 2011. Freshwater mussel (Mollusca: Bivalvia: Unionoida) richness and endemism in the ecoregions of Africa and Madagascar based on comprehensive museum sampling. Hydrobiologia 678: 17-36. doi:10.1007/s10750-011-0810-5

Seddon, M., C. Appleton, D. Van Damme & D.L. Graf. 2011. Freshwater molluscs of Africa: diversity, distribution, and conservation. [in] W.R.T. Darwall, K.G. Smith, D.J. Allen, R.A. Holland, I.J. Harrison & E.G.E. Broods (eds.). The Diversity of Life in African Freshwaters: Under Water, Under Threat. An Analysis of the Status and Distribution of Freshwater Species Throughout Mainland Africa. IUCN, Cambridge, UK and Gland, Switzerland. pp. 95-125. Available online from the IUCN.

Graf, D.L., A. Jørgensen, D. Van Damme & T.K. Kristensen. 2011. The status and distribution of freshwater molluscs (Mollusca). [in] E.G.E. Brooks, D.J. Allen & W.R.T. Darwall (eds.). The Status and Distribution of Freshwater Biodiversity in Central Africa. IUCN, Cambridge, UK and Gland, Switzerland. pp. 48-61. Available online from Conservation International.

Graf, D.L. 2010. Funeral for the Nouvelle École –iana generic names introduced for freshwater mussels (Mollusca: Bivalvia: Unionoida). Proceedings of the Academy of Natural Sciences of Philadelphia 159: 1-24. doi:10.1635/053.159.0101

Graf, D.L. & K.S. Cummings. 2010. Comments on the value of COI for family-level freshwater mussel systematics: a reply to Hoeh, Bogan, Heard & Chapman. Malacologia 52: 191-197. doi:10.4002/040.052.0115.

Cummings, K.S. D.L. Graf. 2009. Mollusca: Bivalvia. [in] J.H. Thorp & A.P. Covich (eds.). Ecology and Classification of North American Freshwater Invertebrates, 3rd edition. Academic Press-Elsevier, New York. pp. 309-384. ISBN: 978-0-12-374855-3

Graf, D.L. & K.S. Cummings. 2009. Actual and alleged freshwater mussels (Mollusca: Bivalvia: Unionoida) from Madagascar and the Mascarenes, with description of a new genus, Germainaia. Proceedings of the Academy of Natural Sciences of Philadelphia 158: 221-238. doi:10.1635/053.158.0112

Graf, D.L. & K.S. Cummings. 2007. Review of the systematics and global diversity of freshwater mussel species (Bivalvia: Unionoida). Journal of Molluscan Studies 73: 291-314. doi:10.1093/mollus/eym029

Graf, D.L. & K.S. Cummings. 2007. Preliminary review of the freshwater mussels (Mollusca: Bivalvia: Unionoida) of northern Africa, with an emphasis on the Nile. Journal of the Egyptian German Society of Zoology 53D: 89-118. Online access thru the MUSSELp Web Site.

Graf, D.L. 2007. Palearctic freshwater mussel (Mollusca: Bivalvia: Unionoida) diversity and the Comparatory Method as a species concept. Proceedings of the Academy of Natural Sciences 156: 71-88. doi:10.1635/0097-3157(2007)156[71:PFMMBU]2.0.CO;2

Graf, D.L. & K.S. Cummings. 2006. Palaeoheterodont Diversity (Mollusca: Trigonioida + Unionoida): What we know and what we wish we knew about freshwater mussel evolution. Zoological Journal of the Linnean Society 148: 343-394. doi:10.1111/j.1096-3642.2006.00259.x

Graf, D.L. & K.S. Cummings. 2006. Freshwater mussels (Mollusca: Bivalvia: Unionoida) of Angola, with description of a new species, Mutela wistarmorrisi. Proceedings of the Academy of Natural Sciences of Philadelphia 155: 163-194. doi:10.1635/i0097-3157-155-1-163.1

Graf, D.L. 2002. Molecular phylogenetic analysis of two problematic freshwater mussel genera (Unio and Gonidea) and a re-evaluation of the classification of Nearctic Unionidae (Bivalvia: Palaeoheterodonta: Unionoida). Journal of Molluscan Studies 68: 65-71. doi:10.1093/mollus/68.1.65

Graf, D.L. 2002. The historical biogeography and late glacial origin of the freshwater pearly mussel (Bivalvia: Unionidae) faunas of Lake Erie. Occasional Papers on Mollusks 6: 175-211.

Graf, D.L. 2001. The Cleansing of the Augean Stables, or a lexicon of the nominal species of the Pleuroceridae (Gastropoda: Prosobranchia) of Recent North America, north of Mexico. Walkerana 12: 1-124. Online access via the Freshwater Mollusk Conservation Society.

Graf, D.L. & D. O Foighil. 2000. Molecular phylogenetic analysis of 28S rDNA supports a Gondwanan origin for Australasian Hyriidae (Mollusca: Bivalvia/ Unionoida). Vie Milieu 50: 245-254.

Graf, D.L. & D. O Foighil. 2000. The evolution of brooding characters among the freshwater pearly mussels (Mollusca: Bivalvia: Unionoidea) of North America. Journal of Molluscan Studies 66: 157-170. doi:10.1093/mollus/66.2.157

Graf, D.L. 2000. The Etherioidea revisited: a phylogenetic analysis of hyriid relationships (Mollusca: Bivalvia: Paleoheterodonta: Unionoida). Occasional Papers of the University of Michigan Museum of Zoology (729): 1-21. Online access thru Deep Blue.

O Foighil, D. & D.L. Graf. 2000. Prodissoconch morphology of the relict marine paleoheterodont Neotrigonia margaritacea (Mollusca: Bivalvia) indicates a non-planktotrophic prejuvenile ontogeny. Journal of the Marine Biological Association of the United Kingdom 80: 173-174. Online access thru Cambridge University Press.

Graf, D.L. & J.S. Sparks. 2000. Sometimes Too Much is Not Enough: A comment on the use of mtDNA to recover ancient relationships. Naive Verificationist 1(1): 1-13. Click here to download a pdf.

Graf, D.L. 1998. Freshwater Pearly Mussels: Pigtoes and Ortmann's Law. American Conchologist 26(2): 20-21.

Graf, D.L. 1997. Sympatric speciation of freshwater mussels (Bivalvia: Unionoidea): a model. American Malacological Bulletin 14: 35-40.

Graf, D.L. 1997. Northern redistribution of freshwater pearly mussels (Bivalvia: Unionoidea) during Wisconsin deglaciation in the southern Glacial Lake Agassiz region: a review. American Midland Naturalist 138: 37-47. Online access thru Jstor.

Graf, D.L. 1997. The effect of breeding period on the biogeography of freshwater mussels (Bivalvia: Unionoidea) in the Minnesota Region of North America. Occasional Papers on Mollusks 5: 393-407. Online access thru the Biodiversity Heritage Library.

Graf, D.L. & J.C. Underhill. 1997. The western Lake Superior freshwater mussel (Bivalvia: Unionidae) community and its origin. Occasional Papers on Mollusks 5: 409-417. Online access thru the Biodiversity Heritage Library.

Graf, D.L. 1997. Distribution of unionoid (Bivalvia) faunas in Minnesota, USA. Nautilus 110: 45-54. Online access thru the Biodiversity Heritage Library.

Last updated 23 June 2023