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, Sofrepites, Taeniopitys, Solenoxylon, Ktalenia, Lagenospermopsida, Paradoxoxylon, Enzonalasporites, Scotoxylon, Tungussocarpus, Eddya, Protopitys, Falcisporites, Cycadinoxylon, Lobatoxylon, Svalbardoxylon, Indusiisporites, Antarcticoxylon, Protopolyporoxylon, Exesipollenites, Decussosporites, Striomonosaccites, Prototaxodioxylon, Accintisporites, Yorkoxylon, Darneya, Squamae, Parataxopitys, Yezonia, Cedripites, Gnetaceaepollenites, Shanbeipollenites, Alisporites, Amdrupia, Rugubivesiculites, Majsassia, Perinopollenites, Tordoxylon, Pilasporites, Dinophyton, Embergerixylon, Cerebropollenites, Protocircoporoxylon, Zonallapollenites, Pteridospermopsida, Trisocladus, Minutosaccus, Reticulopitys, Pteridospermaexylon, Taxacites, Lasiostrobus, Menaispermae, Galeacornea, Ashmoripollis
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.