REFEREED
PUBLICATIONS AND BOOK CHAPTERS
Krayesky D., J.N. Norris, J. West, M. Viguerie, B. Wysor
& S. Fredericq. 2012. Two new species of Caloglossa (Delesseriaceae, Ceramiales) from the Americas, Caloglossa fluviatilis sp.
nov. and Caloglossa neotropica
sp. nov. Phycologia (in press).
Schmidt W.E., C.F.D. Gurgel & S. Fredericq. The taxonomic transfer of the red algal genus Gloiosaccion to Chrysymenia (Rhodymeniaceae, Rhodymeniales) is supported by morphological and molecular evidence. Phycologia (under revision).
Sauvage T., P. Payri, S.G.A Draisma, W.F. Prud’homme van Reine, H. Verbruggen H., A. Sherwood & S. Fredericq. Molecular diversity of the Caulerpa racemosa complex (Caulerpaceae, Caulerpales) in New Caledonia, with implications for the Mediterranean invasive variety cylindracea. Phycologia (in review).
Arakaki N., K. Alveal, M.E. Ramirez & S. Fredericq. 2011. The genus Callophylllis (Kallymeniaceae, Rhodophyta) from the central-south Chilean coast (33o to 41o S), with the description of two new species. Revista Chilena de Historia Natural 84: 481-499.
Gabriel D., T. Schils, M.I. Parente, S.G.A. Draisma, A.I. Neto & S. Fredericq. 2011. Taxonomic studies in the Schizymeniaceae
(Nemastomatales, Rhodophyta): on the identity of Schizymenia sp. in the Azores and the generic placement of Nemastoma confusum. Phycologia
50: 109-121.
Krayesky D.M., J.N. Norris, J.A. West & S. Fredericq. 2011. The Caloglossa leprieurii complex (Delesseriaceae, Rhodophyta) in the Americas: the elucidation of overlooked species based on molecular and morphological evidence. Cryptogamie, Algologie 32:37-62..
Won B.Y., K.K. Yates, S. Fredericq & T.O. Cho. 2010. Characterization of macroalgal epiphytes on Thalassia testudinum and Syringodium filiforme seagrass in Tampa Bay, Florida. Algae 25: 141-153.
Won B.Y. S.
Fredericq & T.O. Cho. 2010. Two new species of Centroceras (Ceramiaceae, Rhodophyta) from KwaZulu-Natal, South
Africa. European Journal of Phycology 45: 240-246.
Gabriel D., M.I. Parente, A.I. Neto, M. Raposo, T. Schils & S. Fredericq. 2010. A phylogenetic appraisal of the genus Platoma (Nemastomatales, Rhodophyta), including life history and morphological observations on P. cyclocolpum from the Azores. Phycologia 49: 2-21.
Hommersand MH., R.L. Moe, C.D. Amsler & S. Fredericq. 2009. Notes on the systematics of Antarctic and subantarctic Rhodophyta with descriptions of four new genera and five new species. Botanica Marina 52: 509-534.
Lane A., L.
Mular, E.J. Drenkard, T.L. Shearer, S. Engel, S. Fredericq, C.R. Fairchild,
J. Prudhomme, K. Le Roch, M.E. Hay, W. Aalbersberg & J. Kubanek. 2009. Ecological leads for natural product
discovery: novel sesquiterpene hydroquinones from the red macroalga
Peyssonnelia sp. Tetrahedron 66: 455-461.
Won, B.Y.,
T.O. Cho & S. Fredericq. 2009. Morphological and molecular characterization
of species of Centroceras Kützing,
including two new species (Ceramiaceae, Ceramiales). Journal of Phycology 45: 45: 227-50.
Fredericq S.,
T.O. Cho, S.A. Earle, C. F. Gurgel, D.M. Krayesky, L.E. Mateo Cid, A.C. Mendoza
Gonzáles, J.N. Norris & A.M. Suárez. 2009. Seaweeds of the Gulf of Mexico.
In: D. L. Felder & D. K. Camp, eds. Gulf of Mexico: Its Origins, Waters,
and Biota. I. Biodiversity, pp. 187-259.
Texas A&M Univ. Press.
Krayesky
D.M., E. Meave del Castillo, E. Zamudio, J. N. Norris and S. Fredericq. 2009.
Diatoms (Bacillariophyta) of the Gulf of Mexico. D. L. Felder & D. K. Camp,
eds. Gulf of Mexico: Its Origins, Waters, and Biota. I. Biodiversity, pp. 155-185. Texas A&M
Univ. Press.
Krayesky
D.M., J.N. Norris, P.W. Gabrielson, D. Gabriel & S. Fredericq. 2009. A new
order of crustose red algae based on the Peyssonneliaceae. with an evaluation
of the ordinal classification of the Florideophyceae (Rhodophyta). Proceedings Biological Society of Washington
123: 364-91.
Gabriel D.,
T. Schils, A.I. Neto, L. Paramio, T. Schils & S. Fredericq. 2009. Predaea
feldmannii subsp. azorica (Nemastomataceae, nemastomatales), a new subspecies
of red algae (Rhodophyta) from the Azores. Cryptogamie, Algologie 30: 251-70.
Lin S.-M.,
M.H. Hommersand, S. Fredericq & O. De Clerck. 2009. Characterization of
Martensia (Delesseriaceae, Rhodophyta) based on a morphological and molecular
study of the type species, M. elegans
Hering and M. natalensis sp. nov.
from South Africa. Journal of Phycology 45: 678-91.
Cho T.O.,
M.H. Hommersand, B.Y. Won & S. Fredericq. 2008. Generic boundaries and
phylogeny of Campylaephora
(Ceramiaceae, Rhodophyta), including Campylaephora californica (Farlow) comb.
nov. Phycologia 47: 321-33.
Gurgel C.F.D., S. Fredericq, J.N. Norris & Y. Yoneshigue-Valentin. 2008. Two new flat species of Gracilaria (Gracilariales, Rhodophyta) from Brazil: G. abyssalis and G. brasiliensis. Phycologia
47: 249-64.
Cho T.O.,
S.M. Boo, M.H. Hommersand, C.A. Maggs, L. McIvor & S. Fredericq. 2008. Gayliella gen. nov. in the tribe
Ceramieae (Ceramiaceae, Rhodophyta) based on molecular and morphological
evidence. Journal of Phycology 44: 721-38.
Hommersand
M.H., D.W. Freshwater, J. Lopez Bautista & S. Fredericq.2006. Proposal of
the Euptiloteae Hommersand and Fredericq, Trib. Nov., and transfer of some
Southern Hemisphere Ptiloteae to the Callithamnieae (Rhodophyta). Journal of Phycology 42: 203-25.
N’Yeurt
A.D.R., C.E. Payri, P.W. Gabrielson & S. Fredericq. 2006. Pinnatiphycus
menouana gen et sp. nov. (Rhodophyta: Dicranemataceae) from New Caledonia and
Fiji (South Pacific): vegetative and reproductive morphology and molecular
phylogeny. Phycologia 45: 422–31.
Fujii M.T.,
Guimarães S.M.P.B., C.F.D. Gurgel & S. Fredericq. 2006. Characterization
and phylogenetic affinities of the red alga Chondrophycus flagelliferus
(Rhodomelaceae, Ceramiales) from Brazil based on morphological and molecular
evidence. Phycologia 45: 432-41.
Cho T.O.
& S. Fredericq. 2006. Two creeping Ceramium species from the Florida Keys:
C. pseudoperiaxiale sp. nov., and a recircumscription of C. codii (Richards)
Mazoyer (Ceramiaceae, Rhodophyta).
Phycologia 45: 495-504.
Thomsen M.S., C.F.D. Gurgel, S. Fredericq & K. J. McGlathery. 2006. Note: Gracilaria vermiculophylla (Rhodophyta, Gracilariales) in Hog Bay, Virginia: a cryptic alien and invasive macroalga, and taxonomic correction. Journal of Phycology 42: 139-41.
Mateo-Cid
L.E., Mendoza-Gonzales A.C., B. Gavio & S. Fredericq. 2005. Grateloupia
huertana sp. nov. (Halymeniaceae, Rhodophyta): a peculiar new prostrate species
from tropical Pacific Mexico. Phycologia
44: 4-16.
De Clerck O.,
B. Gavio, S. Fredericq, I. Barbara, E. Coppejans. 2005. Systematics of
Grateloupia filicina (Halymeniaceae, Rhodophyta), based on rbcL sequence
analyses and morphological evidence, including the reinstatement of G. minima
and the description of G. capensis sp. nov.
Journal of Phycology 42: 391-411.
De Clerck O., B. Gavio B., S. Fredericq S., E. Cocquyt & E. Coppejans. 2005. Systematic reassessment of the red algal genus Phyllymenia (Halymeniaceae, Rhodophyta) . European Journal of Phycology 44: 1-10.
Adl S.M., A.
G.B. Simpson, M.A. Farmer, R.A. Andersen, R.A. Anderson, J. Barta, Samuel
Bowser, G. Brugerolle, R. Fensome, S. Fredericq, T.Y. James, S. Karpov, P.
Kugrens, J.Krug, C. Lane, L.A. Lewis, Jean Lodge, D.H. Lynn, D. Mann, R.M.
McCourt, L. Mendoza, Ø. Moestrup, S.E. Mozeley-Standridge, T.A. Nerad, C.
Shearer, F. Spiegel, M. F.J.R. Taylor. 2005. The new higher level classification
of eukaryotes and taxonomy of protists.
Journal of Eukaryotic Microbiology 52: 399-432.
Gavio B., E.
Hickerson & S. Fredericq. 2005. Platoma chrysymenioides sp. nov.
(Schizymeniaceae), and Sebdenia integra sp. nov. (Sebdeniaceae), two new red
algal species from the northwestern Gulf of Mexico, with a phylogenetic
assessment of the Cryptonemiales complex (Rhodophyta). Gulf of Mexico Science 23: 38-57.
Gavio B.
& S. Fredericq. 2005. New species and new records of offshore members of
the Rhodymeniales (Rhodophyta) in the northern Gulf of Mexico. Gulf of Mexico
Science 23: 58-83.
Cho T.O.,
B.Y. Won & S. Fredericq. 2005. Antithamnion nipponicum (Ceramiaceae,
Rhodophyta), incorrectly known as A. pectinatum in Western Europe, is a recent
introduction along the North Carolina and Pacific coasts of North America. European Journal of Phycology 44: 323-35.
Gurgel C.F.
& S. Fredericq. 2004. Systematics of the Gracilariaceae (Gracilariales,
Rhodophyta): a critical assessment based on rbcL sequence analysis. Journal of Phycology 40: 139-59.
Lin S.M.,
M.H. Hommersand & S. Fredericq. 2004. Two new species of Martensia
(Delesseriaceae, Rhodophyta) from Kenting National Park, southern Taiwan. Phycologia 43: 13-25.
Gurgel
C.F.D., S. Fredericq & J.N. Norris. 2004. Molecular systematics and
taxonomy of flattened species of Gracilaria Greville (Gracilariaceae,
Gracilariales, Rhodophyta) from the Western Atlantic, in: I.A. Abbott & K.
McDermid, Eds, Taxonomy of Economic Seaweeds IX (with reference to the Pacific
and other locations, pp. 159-99.
Gurgel C.F.D,
S. Fredericq & J.N. Norris. 2004. Phylogeography of Gracilaria tikvahiae
(Gracilariaceae, Rhodophyta): a study of genetic discontinuity in a
continuously distributed species based on molecular evidence. Journal of Phycology 40: 748-58.
Gurgel C.F.,
S. Fredericq & J.N. Norris. 2004. Gracilaria apiculata and G.
flabelliformis (Gracilariaceae, Rhodophyta): restoring old names for common
tropical western Atlantic species, including the recognition of three new
subspecies, and a replacement name for “G. lacinulata”. Cryptogamie, Algologie 25: 367-96.
Lin S.M., S.
Fredericq & M.H. Hommersand. 2004. Augophyllum, a new genus of the
Delesseriaceae (Rhodophyta) based on rbcL sequence analysis and cystocarp
development. Journal of Phycology
40: 962-76.
Cho T.O.,
S.M. Boo, J.N. Norris & S. Fredericq. 2004. Rhizoidal cortication in the
genus Ceramium (Ceramiaceae, Ceramiales): two developmental patterns.
Cryptogamie, Algologie 25: 397-407.
Fredericq S.,
R.J. Anderson & J. Lopez-Bautista. 2003. Systematic circumscription of some
Phyllophoraceae (Gigartinales, Rhodophyta) from the Cape region, South Africa,
based on molecular evidence. Proceedings
XVIIth International Seaweed Symposium, pp. 263-74. Oxford University Press.
Hommersand
M.H. & S. Fredericq. 2003. Biogeography of the red seaweeds of the South
African west coast: a molecular approach.
Proceedings XVIIth International Seaweed Symposium, pp. 325-36. Oxford
University Press.
Gurgel C.F.,
L. Liao, S. Fredericq & M.H. Hommersand. 2003. Systematics of
Gracilariopsis Dawson (Gracilariales, Rhodophyta) based on rbcL sequence
analysis and morphological evidence.
Journal of Phycology 39: 154-71.
Cho T.O., S.
Fredericq & S.M. Boo. 2003. Ceramium inkyuii, sp. nov. (Ceramiaceae,
Rhodophyta) from Korea: a new species based on morphological and molecular
evidence. Journal of Phycology
39: 237-47.
Gurgel C.F., S. Fredericq & J.N. Norris. 2003. Gracilariopsis silvana, G. hommersandii and G. cata-luziana, three new species of Gracilariaceae (Gracilariales, Rhodophyta) from the Western Atlantic. Hidrobiológica 13: 53-64.
Lin S.M.
& S. Fredericq. 2003. Nitophyllum hommersandii sp. nov. (Delesseriaceae,
Rhodophyta) from Taiwan. European
Journal of Phycology 38: 38: 143-51.
Cho T.O., S.
Fredericq, S.N. Murray & S.M. Boo. 2003. New insights in the taxonomy of
the Ceramium sinicola complex: resurrection of Ceramium interruptum
(Ceramiaceae, Rhodophyta). Journal of
Phycology 39: 775-88.
Gavio B.
& S. Fredericq. 2003. Botryocladia caraibica (Rhodymeniaceae,
Rhodymeniales), a new species from the Caribbean. Cryptogamie Algologie 24: 93-106.
Lindstrom
S.C. & S. Fredericq. 2003. Systematic relationships among northeast Pacific
species of Porphyra (Bangiales, Rhodophyta) revealed by rbcL sequence
data. Phycological Research 51: 211-24.
Lin S.-M,
J.E. Lewis & S. Fredericq. 2002. Drachiella liaoii sp. nov., a new member
of the Schizoserideae (Delesseriaceae, Rhodophyta) from Taiwan and the
Philippines. European Journal of
Phycology 37: 93-102.
Gavio B.
& S. Fredericq. 2002. Grateloupia turuturu (Halymeniaceae, Rhodophyta) is
the correct name of the non-native species in the Atlantic known as Grateloupia
doryphora. European Journal of Phycology
37: 349-60.
Fredericq S.,
J. & J. Lopez-Bautista. 2002.
Characterization and phylogenetic position of the red alga Besa papillaeformis
Setchell: an example of progenetic heterochrony? (Constancea 83, the online continuation of
University of California Publications in Botany (1902-2002) (special Festschrift
to honor P.C. Silva.
Lin S.-M., S. Fredericq & L Liao. 2001. Neotypification and taxonomic status of
Opephyllum martensii Schmitz in Schmitz et Hauptfleisch (Delesseriaceae,
Rhodophyta) from Zamboanga, southern Philippines. Botanica Marina 44: 589-95.
Phillips N.
& S. Fredericq. 2000. Phylogenetic and biogeographic investigations of the
pantropical algal genus Sargassum (Fucales, Phaeophyceae) with relevance to the
Gulf of Mexico. Gulf of Mexico Science
2000 (2): 77-87.
Fredericq S., N. Phillips & B.
Gavio. 2000. Observations of the macroalgae inhabiting deep-water hard bank
communities in the Northwestern Gulf of Mexico. Gulf of Mexico Science 2000(2):
88-96.
Hommersand M.H., Fredericq S., Freshwater D.W. & J. Hughey. 1999. Recent developments in the systematics of the Gigartinaceae (Gigartinales, Rhodophyta) based on rbcL sequence analysis and morphological evidence. Phycological Research 47: 139-52.
Freshwater, D.W., Fredericq S. & C.J. Bailey. 1999. Characteristics and utility of nuclear-encoded large-ribosomal subunit gene sequences in phylogenetic studies of red algae. Phycological Research 47:33-8.
Fredericq S., D.W. Freshwater & M.H. Hommersand. 1999. Observations on the phylogenetic systematics and biogeography of the Solieriaceae (Rhodophyta, Gigartinales) inferred from rbcL sequences and morphological evidence. Hydrobiologia 398-399: 25-38.
Hommersand M.H. & S. Fredericq.
1997. Characterization of Myriogramme livida, Myriogrammeae trib. nov.
(Delesseriaceae, Rhodophyta). Journal of
Phycology 33: 106-21.
Hommersand M.H. & S. Fredericq.
1997. Characterization of Schizoseris condensata, Schizoserideae trib. nov.
(Delesseriaceae, Rhodophyta). Journal of
Phycology 33: 475-90.
Hommersand M.H. & S. Fredericq.
1996. Vegetative and reproductive development in Pterocladia capillacea (Gelidiales, Rhodophyta) from La Jolla,
California. Nova Hedwigia 112: 145-58.
Fredericq S., M.H. Hommersand & D.W. Freshwater. 1996. The molecular systematics of some agar-and
carrageenan-containing marine red algae based on rbcL sequence analysis. Proceedings XVth int. Seaweed Symp. Hydrobiologia 326/327: 125-235.
Fredericq S. & M.E. Ramírez. 1996.
Systematic studies of the antarctic species of the Phyllophoraceae
(Gigartinales, Rhodophyta) based on rbcL sequence analysis. Proceedings XVth
int. Seaweed Symp. Hydrobiologia
326/327: 137-43.
Freshwater D.W., Fredericq S. & M.H. Hommersand. 1995. A molecular phylogeny of the Gelidiales (Rhodophyta)
based on analysis of plastid rbcL nucleotide sequences. Journal of Phycology 31: 616-32.
Fredericq S. & J.N. Norris. 1995. A
new order (Rhodogorgonales) and family (Rhodogorgonaceae) of red algae, which includes two calciferous
tropical genera, Renouxia gen nov. and Rhodogorgon. Cryptogamic Botany 5: 316-31.
Hommersand M.H., Fredericq S. &
Freshwater D.W. 1994. Phylogenetic systematics and biogeography of the
Gigartinaceae (Gigartinales, Rhodo-phyta) based on sequence analysis of
rbcL. Botanica Marina 37: 193-203.
Freshwater D.W., Fredericq S., Butler
B.S., Hommersand M.H. & Chase M.W.
1994. A gene phylogeny of the Red
Algae (Rhodophyta) based on plastid rbcL sequences. Proceedings National
Academy of Sciences 91: 7281-5.
Hommersand M.H., Guiry M.D., Fredericq
S. & Leister G.L. 1993. New perspectives in the taxonomy of the
Gigartinaceae (Gigartinales). Hydrobiologia 260/261: 105-20.
Fredericq S., M.H. Hommersand & G.L. Leister. 1992. Morphology and systematics of Acanthococcus antarcticus
Hooker et Harvey (Cystocloniaceae, Rhodophyta).
Phycologia 31: 101-18.
Fredericq S.
& J.N. Norris. 1992. Studies on cylindrical species of Western Atlantic
Gracilaria (Gracilariales, Rhodophyta): G. cylindrica BØrgesen and G.
blodgettii Harvey. In: "Taxonomy of Economic Seaweeds III", I.A.
Abbott [Ed.], pp. 211-31.
Hommersand
M.H., Fredericq S. & Cabioch J. 1992. Developmental morphology of Gigartina
pistillata (Gigartinaceae, Gigartinales).
Phycologia 31: 300-25.
Fredericq S.,
Brodie J. & Hommersand M.H. 1992. Developmental morphology of Chondrus
crispus (Gigartinaceae, Rhodophyta).
Phycologia 31: 542-63.
Fredericq S., E. Serrão E. & J.N. Norris. 1992. New records of marine red algae from the
Azores. Arquipelago, Life and Earth
Sciences 10: 1-5.
Fredericq S.
& M.H. Hommersand. 1990. Morphology and systematics of Holmsella pachyderma
(Pterocladiophilaceae, Gracilariales).
British Phycological Journal 25: 39-51.
Fredericq S.
& M.H. Hommersand. 1990. Taxonomy of Melanthalia obtusata var. abscissa and its placement in
the Gracilariales (Rhodophyta).
Cryptogamic Botany 2: 39-51.
Fredericq S.
& M.H. Hommersand. 1990. Diagnoses and key to the genera of the
Gracilariaceae (Gracilariales, Rhodophyta).
Hydrobiologia 204/205: 173-8.
Hommersand
M.H. & S. Fredericq. 1990. Sexual
Reproduction and Cystocarp Development. Pp. 305-45. In: Biology of the Red Algae. Cole K.M. &
R.G. Sheath [Eds]. Cambridge University
Press.
Fredericq S.
& M.H. Hommersand. 1989. Proposal of the Gracilariales, ord. nov.
(Rhodophyta) based on an analysis of the reproductive development of Gracilaria
verrucosa. Journal of Phycology 25:
213-27.
Fredericq S.
& M.H. Hommersand. 1989. The comparative morphology and taxonomic status of
Gracilariopsis (Gracilariales, Rhodophyta).
Journal of Phycology 25: 228-43.
Fredericq S., M.H. Hommersand & J.N. Norris. 1989. Morphological observations on the
adelphoparasite Gracilariophila oryzoides (Gracilariales, Rhodophya). Japanese Journal of Phycology 37: 167-79.
Fredericq S.
& M.H. Hommersand. 1989. Reproductive morphology and development of the
cystocarp in Curdiea flabellata Chapman (Gracilariales, Rhodophyta). New Zealand Journal of Botany 27: 21-530.
Hommersand
M.H. & Fredericq S. 1988. An investigation of cystocarp development in
Gelidium pteridifolium with a revised description of the Gelidiales
(Rhodophyta). Phycologia 27: 254-72.
Norris R.E.,
Hommersand M.H. & S. Fredericq. 1987. Gelidium pteridifolium (Rhodophyceae),
a new species from Natal and the eastern Cape.
South African Journal of Botany 53: 375-80.
Fredericq S.
& J.N. Norris. 1986. The structure and reproduction of Dasya haitiana, sp.
nov. (Dasyaceae, Rhodophyta) from the Caribbean Sea. Phycologia 25: 185-96.
Fredericq S.
& J.N. Norris. 1985. Morphological
studies on some tropical species of Gracilaria Grev. (Gracilariaceae,
Rhodophyta): Taxonomic concepts based on reproductive morphology. Pp. 137-55,
in Abbott I.A. & Norris J.N. [eds.], Taxonomy of Economic Seaweeds (with
reference to some Pacific and Caribbean species). California Sea Grant Program,
University of California, La Jolla. xvi+167 pp.
Abbott I.A., Chiang Y.M., Fredericq S., Norris J.N., Tsuda R.T., Xia B. & N. Yamamoto. 1985. The red alga Gracilaria Greville (Gracilariaceae, Gigartinales): Introduction. Pp. 67-8 in Abbott I.A. & Norris J.N. [Eds.], Taxonomy of Economic Seaweeds (with reference to some Pacific and Caribbean species). California Sea Grant Program, University of California, La Jolla. xvi+167 pp.
INVITED/NON REFEREED PUBLICATIONS
Fredericq et al. 2008 and 2009. Co-producer of “Field guide to the common marine algae of the Bocas del Toro Area” by class participants (STRI, Panama).
http://striweb.si.edu/PDFs/bocas_field_guides/algal_booksmall.pdf
http://striweb.si.edu/taxonomy_training/PDFs/PASI_platessmall_2009.pdf
Fredericq S. 2003. Book Review of “Antarctic Seaweeds” by C. Wiencke & M.N. Clayton for Antarctic Science 15:315-6.
Fredericq S. 2001. Elegance, a “brief, perfectly balanced instant of complete possession of forms”, pp. 14-19. In: Elegance: Beauty and Truth, edited by Lewis Pyenson (Lafayette: Center for Louisiana Studies, 2001) [Publications of the Graduate School, New Series, vol. 2].