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Haskinsia hastata denticulata
Haskinsia hastata Subspecies denticulata H.-H. Xu, Y. Wang, C.M. Berry, Cai Bot. J. Linn. Soc., 157(4): 635. 27 Aug 2008
- Name
- Haskinsia hastata denticulata
- Rank
- Subspecies
- Species
- Haskinsia hastata
- Authors (Pub.)
- Xu H.-H.
Wang Y.
Berry C. M.
Cai C.-Y.
- Publication
- Two species of Haskinsia Grierson & Banks (Lycopsida) from the Middle Devonian of Xinjiang, China, and consideration of their palaeogeographical significance [2008/8]
- Journal
- Botanical Journal of the Linnean Society
- Volume
- 157
- Issue
- 4
- Page number
- 635
- Year
- 2008
- Fossil Status
- stems
- Stratigraphy
- Givetian
- Strat. comment
- Hujiersite Formation
- Location
- Hoxtolgay Town, Hoboksar, Xinjiang, China
- Paleoregion
- Kazakhstania (Xinjiang)
Data for Holotypus
- Repository
- Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing, China
- Repository Number
- PB21051, PB21053
- Diagnosis
- Leaf lamina hastate, with two straight or distally flexed lateral segments up to 0.8 mm long; lamina margins with three distally pointed teeth, each tooth 0.12–0.24 mm long, 0.3– 0.7 mm between adjoining teeth. Sporangium more or less globose, diameters perpendicular and parallel to leaf are 0.74–0.78 and 0.87–0.90 mm, respectively, with probable transverse dehiscence.
Nomenclatural synonyms (basionyms)
Infraspecies
