Publications
Pfeiler K, Matsunaga K*, Andruchow-Colombo A, Iglesias A, Smith SY, Atkinson BA*. Austrocedrus from the Late Cretaceous of Antarctica and its implications for the early evolution of southern cypresses (Callitroideae, Cupressaceae). American Journal of Botany 113(9): e70253. https://doi.org/10.1002/ajb2.70253
Tang K, Matsunaga K*, Atkinson B*. 2026. Extroparvum occidentalum gen. et sp. nov. and the Cretaceous diversification of Lauraceae. American Journal of Botany. 113: e70236. https://doi.org/10.1002/ajb2.70236
Manchester S, Kapgate DK, Matsunaga K, Nagrale VD, Ramteke DD, Smith SY, Sokoloff D. 2026. Revisiting Graminocarpon, a distinctive monocot seed from the latest Cretaceous Deccan Intertrappean beds of India. Acta Palaeobotanica. https://doi.org/10.35535/acpa-2026-000x
Andruchow-Colombo A, Matsunaga K. 2026. Revisiting the enigmatic Cheirolepidiaceae: origins, phylogenetic relationships, and a new whole-plant concept. Annals of Botany. https://doi.org/10.1093/aob/mcag069
Bellot S, Condamine F, Matsunaga K, Morley R, Ramirez-Barahona S, Cano Á, Couvreur T, Cowan R, Eiserhardt W, Kuhnhäuser B, Maurin O, Siro M, Forest F, Leitch I, Baker W. 2026. Phylogenomics and a New Fossil Synthesis Illuminate the Early Evolution of Palms (Arecaceae). Systematic Biology syag022. https://doi.org/10.1093/sysbio/syag022
Matsunaga K. 2025. Tansley Review: Homology and heterochrony in the evolution of conifer seed cones. New Phytologist 249(6): 2696-2713. https://doi.org/10.1111/nph.70783
Anaya L, Nguyen A, Matsunaga K, Hileman L. 2025. Expanded application to plant reproductive tissues of a branched DNA probe-based in situ hybridization method. Applications in Plant Sciences e70020. https://doi.org/10.1002/aps3.70020
Pfeiler KC, Matsunaga KKS*, Atkinson BA*. 2025. Permineralized pollen cone of Classostrobus minutus sp. nov. provide evidence of pollinivory in the extinct conifer family Cheirolepidiaceae during the Late Cretaceous. International Journal of Plant Sciences 186(4). https://doi.org/10.1086/734475
Jiang S, Shigeta Y, Matsunaga K, and Yamada T. 2024. “A New Species of Cunninghamia (Cupressaceae) from the Upper Cretaceous (Maastrichtian) of Hokkaido, Japan”. Phytotaxa 664 (1):1-11. https://doi.org/10.11646/phytotaxa.664.1.1
Hamersma A, Herrera F, Matsunaga K, Manchester SR. 2024. Palm fruits from the Oligocene of west coastal Peru, Review of Palaeobotany and Palynology, Volume 320. https://doi.org/10.1016/j.revpalbo.2023.105018
Andruchow-Colombo A, Escapa IH, Aagesen, L, Matsunaga, K.K. 2023. In search of lost time: tracing the fossil diversity of Podocarpaceae through the ages. Botanical Journal of the Linnean Society 203(4):315-336. https://doi.org/10.1093/botlinnean/boad027
El-Abdallah SR, Kammet A, Matsunaga K, Smith S, Tomescu A. 2022. Resolving the anatomy of mature sclerifed conifer seed cones: Complementarity among three methods. Publicación Electrónica de la Asociación Paleontológica Argentina 22(2): 45–57. https://doi.org/10.5710/PEAPA.18.09.2022.425
Marshall JEA, Holterhoff PF, El-Abdallah SR, Matsunaga KKS, Bronson AW, Tomescu AMF. 2022. The archaeopterid forests of Wyoming: flora and depositional environment of the Upper Devonian (lower Frasnian) Maywood Formation. International Journal of Plant Sciences 183(6):465–492. https://doi.org/10.1086/720736
Matsunaga KKS, Herendeen PS, Herrera F, Ichinnorov N, Crane PR, Shi G. 2021. Ovulate cones of Schizolepidopsis ediae sp. nov. provide insights into the evolution of Pinaceae. International Journal of Plant Sciences 182(6): 490–507. https://doi.org/10.1086/714281
Matsunaga KKS, Smith SY. 2021. Fossil palm reading: using fruits to reveal the deep roots of palm diversity. American Journal of Botany 108(3): 1–23. http://doi:10.1002/ajb2.1616
Manchester SR, Kapgate DK, Patil SP, Ramteke D, Matsunaga KKS, Smith SY. 2020. Morphology and affinities of Pantocarpon fruits (cf. Apiales: Torricelliaceae) from the Maastrichtian Deccan Intertrappean Beds of Central India. International Journal of Plant Sciences 181(4): 443–451. https://doi.org/10.1086/706856
Poschmann M, Gossman R, Matsunaga KKS, Tomescu AMF. 2020. Characterizing the branching architecture of drepanophycalean lycophytes (Lycopsida): an exceptional specimen from the Early Devonian Hunsrück Slate, southwest Germany, and its paleobiological implications. Paläontologische Zeitschrift 94: 1–16. http://doi.org/10.1007/s12542-018-00443-w
Matsunaga KKS, Manchester SR, Srivastava R, Kapgate DK, Smith SY. 2019. Fossil palm fruits from India indicate a Cretaceous origin of Arecaceae tribe Borasseae. Botanical Journal of the Linnean Society 190, 260–280.https://doi.org/10.1093/botlinnean/boz019
Tomescu AMF, Matsunaga KKS. 2019. Polar auxin transport and plant sporophyte body plans. Reference modules in life sciences. Elsevier. https://doi.org/10.1016/B978-0-12-809633-8.20905-
Matsunaga KKS, Smith SY, Manchester SR, Kapgate D, Ramteke D, Garbout A, Villarraga-Gómez. 2018. Reinvestigating an enigmatic Late Cretaceous monocot: morphology, taxonomy, and biogeography of Viracarpon. Peer J 6:e4580. https://doi.org/10.7717/peerj.4580
Matsunaga KKS, Tomescu AMF. 2018. Reciprocal illumination and fossils provide important perspectives in plant evo-devo: examples from auxin in seed-free plants. In H. Fernández (ed.), Current Advances in Fern Research, Springer, 201–225. http://doi.org/10.1007/978-3-319-75103-0_10
Matsunaga KKS, Cullen NP, Tomescu AMF. 2017. Vascularization of the Selaginella rhizophore: anatomical fingerprints of polar auxin transport with implications for the deep fossil record. New Phytologist 216(2): 419–428.http://doi.org/10.1111/nph.14478
Matsunaga KKS, Tomescu AMF. 2017. An organismal concept for Sengelia radicans gen. et sp. nov. ¾ morphology and natural history of an Early Devonian lycophyte. Annals of Botany 119(7): 1097-1113. http://doi.org/10.1093/aob/mcw277
Petersen SV, Tabor CR, Lohmann KC, Poulsen CJ, Meyer KW, Carpenter SJ, Erickson JM, Matsunaga KKS, Smith SY, Sheldon ND. 2016. Temperature and salinity of the Late Cretaceous western interior seaway. Geology 44(11): G38311.1. https://doi.org/10.1130/G38311.1
Tomescu AMF, Klymiuk AA, Matsunaga KKS, Bippus AC, Shelton GWK. 2016. Microbes and the fossil record – selected topics in paleomicrobiology. In: Hurst CJ (ed.) Advances in environmental microbiology. Vol 1. Their world: a diversity of microbial environments. Springer, Berlin, 69–169. https://doi.org/10.1007/978-3-319-28071-4_3
Matsunaga KKS, Tomescu AMF. 2016. Root evolution at the base of the lycophyte clade − insights from an Early Devonian lycophyte. Annals of Botany 117(4): 585-598. https://doi.org/10.1093/aob/mcw006
Matsunaga KKS, Stockey RA, Tomescu AMF. 2013. Honeggeriella complexa gen. et sp. nov., a heteromerous lichen from the Early Cretaceous (Valanginian-Hauterivian) of Vancouver Island, British Columbia (Canada). American Journal of Botany 100(2): 450-459. https://doi.org/10.3732/ajb.1200470