Parent taxon: Gymnospermae according to S. Chandra and R. Tewari 1991
Sister taxa: Condylites, Masculostrobus, Palaeocyparis, Pinopsida, Podocarpopsida, Satyrites incertus, Taxopsida, Voltziopsida, Nidispermum, Pantiaspermum, Cardiocarpum, Kaokoxylon, Sertostrobus, Belemnopteris, Stereocarpus, Rotundaspermum, Palispermum, Sclerospiroxylon, Birsinghpuria, Pakuriospermum, Taxaliospermum, Sonajorispermum, Sujfunophyllum, Nummulospermum, Cupressoconus, Surangephyllum, Prototaxopitys, Platycardia, Prototaxoxylon, Megaporoxylon, Maheshwariella, Cordaitopsida, Paradoxospermum, Uesuguipollenites, Palaeocarpus, Parapalaeoxylon, Bulbospermum, Damudoxylon, Stephanostoma, Polyloboxylon, Tanaidia, Coniferales, Polysolenoxylon, Niponophyllum, Collospermum, Otofeistia, Voltziostrobus, Savitrispermum, Nandorioxylon, Gondwanophyllites, Shivacarpus, Araucariales, Pyriformispermum, Coniferae, Cornucarpus, Arberiella, Bennettitales, Barakaroxylon, Carpodium, Taxopitys, Taxineae, Kryshtofovichiella, Indoxylon, Triangulospermum, Kamthioxylon, Tanaidocarpidium, Entylissa, Alatocarpus, Zalesskioxylon, Retortistoma, Aethophyllum, Trigonomyelon, Archaeosperma
Subtaxa: Scirroma angusta Scirroma ventilebra
Distribution: found only at Raniganj (Permian of India)
Specimen images are retrieved through the ePANDDA API.
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