Parent taxon: Gymnospermae according to N. Nosova and A. V. Hvalj 2017
See also Andrews 1970
Sister taxa: Aethophyllum, Alatocarpus, Araucariales, Arberiella, Archaeosperma, Barakaroxylon, Belemnopteris, Bennettitales, Birsinghpuria, Bulbospermum, Cardiocarpum, Carpodium, Collospermum, Coniferae, Coniferales, Cordaitopsida, Cornucarpus, Cupressoconus, Damudoxylon, Entylissa, Gondwanophyllites, Indoxylon, Kamthioxylon, Kaokoxylon, Kryshtofovichiella, Lyginopteridopsida, Maheshwariella, Megaporoxylon, Nandorioxylon, Nidispermum, Niponophyllum, Nummulospermum, Otofeistia, Pakuriospermum, Palaeocarpus, Palispermum, Pantiaspermum, Paradoxospermum, Parapalaeoxylon, Platycardia, Polyloboxylon, Polysolenoxylon, Prototaxopitys, Prototaxoxylon, Pyriformispermum, Retortistoma, Rotundaspermum, Savitrispermum, Scirroma, Sclerospiroxylon, Sertostrobus, Shivacarpus, Sonajorispermum, Stephanostoma, Stereocarpus, Sujfunophyllum, Surangephyllum, Tanaidia, Tanaidocarpidium, Taxaliospermum, Taxineae, Taxopitys, Triangulospermum, Trigonomyelon, Uesuguipollenites, Voltziostrobus, Zalesskioxylon, Parcisporites, Menaispermae, Decussosporites, Falcisporites, Pteridospermopsida, Gnetaceaepollenites, Yorkoxylon, Cerebropollenites, Dinophyton, Zonallapollenites, Darneya, Parataxopitys, Cycadinoxylon, Shanbeipollenites, Antarcticoxylon, Taeniopitys, Paradoxoxylon, Majsassia, Striomonosaccites, Eddya, Accintisporites, Yezonia, Perinopollenites, Protopitys, Reticulopitys, Solenoxylon, Protopolyporoxylon, Amdrupia, Alisporites, Lobatoxylon, Scotoxylon, Tordoxylon, Indusiisporites, Lasiostrobus, Minutosaccus, Sofrepites, Pilasporites, Prototaxodioxylon, Lagenospermopsida, Embergerixylon, Tungussocarpus, Ktalenia, Enzonalasporites, Protocircoporoxylon, Cedripites, Galeacornea, Pteridospermaexylon, Ashmoripollis, Exesipollenites, Rugubivesiculites, Trisocladus, Svalbardoxylon, Squamae, Taxacites
Subtaxa: Allicospermum xystum
Type: Allicospermum xystum
Ecology: "photoautotroph"
Distribution:
• Cretaceous of the Russian Federation (1 collection)
• Jurassic to Cretaceous of the Russian Federation (1)
• Jurassic of the United Kingdom (3), Uzbekistan (1)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.