| Name | Author | Source | Citation | Year |
|---|
| EOMICRHYSTRIDIUM | Deflandre | image |
| Eomicrhystridium aremoricanum | Deflandre | image |
| Eomicrhystridium barghoornii_('barghoorni') | Deflandre | image |
| MICRHYSTRIDIUM | Deflandre | image |
| Micrhystridium acerbum | F. Martin | image |
| Micrhystridium acum | F. Martin | image |
| Micrhystridium acuminosum | F. Cramer & Díez | image |
| Micrhystridium adductum | Wicander | image |
| Micrhystridium aktugaicum | Ogurtsova | Kyrgyz SSR Ilimder Akademijasynyn kabarlary | 1981{2}: 34, pl. 1: figs. 1, 2 | 1981 |
| Micrhystridium albertense_('albertensis') | Staplin | image |
| Micrhystridium alloiteaui | Deunff | image |
| Micrhystridium alperni | (Stockmans & Willière) F. Martin | image |
| Micrhystridium alveospinum | R.J. Davey | image |
| Micrhystridium ambiguum | Deflandre | image |
| Micrhystridium ampliatum | E.R. Wicander & G. Playford | Micropaleontology | 31: 112, pl. 4: figs. 1-3, 6 | 1985 |
| Micrhystridium ampliatum | R. Wicander & G. Playford | image |
| Micrhystridium angustum | Staplin | image |
| Micrhystridium aperosum | Deflandre | image |
| Micrhystridium arachnoides | Valensi | image |
| Micrhystridium ariakense | K. Takahashi | Trans. & Proc. Palaeontol. Soc. Japan, ser. 2, | 81: 19, pl. 4: figs. 1-10 | 1971 |
| Micrhystridium asagaiense | K. Takahashi | Trans. & Proc. Palaeontol. Soc. Japan, ser. 2, | 54: 203, pl. 30: figs. 1a,b; pl. 33: fig. 1 | 1964 |
| Micrhystridium bifidum | R.J. Davey | image |
| Micrhystridium bigotii_('Bigoti') | Deflandre | image |
| Micrhystridium biornatum | Deflandre | image |
| Micrhystridium bistchoense_('bistchoensis') | Staplin | image |
| Micrhystridium breve | Jansonius | image |
| Micrhystridium breviacanthum | Slavikova | image |
| Micrhystridium breviciliatum | Staplin | image |
| Micrhystridium brevicomatum | De Coninck | image |
| Micrhystridium camplurispinosum | Wicander | image |
| Micrhystridium campoae | Stockmans & Willière | image |
| Micrhystridium castanium | Valensi | image |
| Micrhystridium castanoideum | Stockmans & Willière | image |
| Micrhystridium chattonii_('chattoni') | Stockmans & Willière | image |
| Micrhystridium clavatispinum | Wall | image |
| Micrhystridium comatum | Stockmans & Willière | image |
| Micrhystridium cometes | Valensi | image |
| Micrhystridium coronatum | Stockmans & Willière | image |
| Micrhystridium cortracumense | Stockmans & Willière | image |
| Micrhystridium crassiechinatum | Staplin | image |
| Micrhystridium crassimuratum | Sarjeant | image |
| Micrhystridium deconinckii | Stockmans & Willière | image |
| Micrhystridium deflandrei | Valensi | image |
| Micrhystridium densispinum | Valensi | image |
| Micrhystridium densum | K. Takahashi | Trans. & Proc. Palaeontol. Soc. Japan, ser. 2, | 81: 20, pl. 4: figs. 11a, b | 1971 |
| Micrhystridium dictyophorum | Valensi | image |
| Micrhystridium duvernayense_('duvernayensis') | Staplin | image |
| Micrhystridium eatonense_('eatonensis') | Downie | image |
| Micrhystridium echinoides f. minus_('minor') | Valensi | image |
| Micrhystridium echinoides | Valensi | image |
| Micrhystridium echinosum | Staplin | image |
| Micrhystridium erugatum | Wicander | image |
| Micrhystridium eupeplos | Valensi | image |
| Micrhystridium exilissimum | Deflandre | image |
| Micrhystridium exilium | Wall | image |
| Micrhystridium filigerum | Valensi | image |
| Micrhystridium flandrianum | Stockmans & Willière | image |
| Micrhystridium flexibile | Wicander | image |
| Micrhystridium fragile | Deflandre | image |
| Micrhystridium fucosum | Valensi | image |
| Micrhystridium geniculatum | Rossignol | image |
| Micrhystridium gilsonii | Kufferath | image |
| Micrhystridium gracile | Deak & Combaz | image |
| Micrhystridium heteracanthum | Deflandre | image |
| Micrhystridium heteracanthum | Stockmans & Willière | image |
| Micrhystridium heurckii_('heurcki') | Stockmans & Willière | image |
| Micrhystridium imitatum | Deflandre | image |
| Micrhystridium inaffectilumium | A.R. Loeblich, Jr. | image |
| Micrhystridium incertum | Deunff | image |
| Micrhystridium inconspicuum | (Deflandre) Deflandre | image |
| Micrhystridium inconspicuum f. bullosum_('bullosa') | Valensi | image |
| Micrhystridium inconspicuum f. helios | Valensi | image |
| Micrhystridium intromittum var. transitorium | Wall | image |
| Micrhystridium intromittum | Wall | image |
| Micrhystridium inusitatum | Wicander | image |
| Micrhystridium keratoides | Spode | image |
| Micrhystridium kufferathii_('kufferathi') | Stockmans & Willière | image |
| Micrhystridium lagynophorum | Valensi | image |
| Micrhystridium lanceolatum | Vanguestaine | image |
| Micrhystridium lejeunei | Stockmans & Willière | image |
| Micrhystridium leptothrix | Valensi | image |
| Micrhystridium licroidium | Morbey | image |
| Micrhystridium lobeznum | (F. Cramer) F. Martin | image |
| Micrhystridium longum | M. Moczydłowska | Rev. Palaeobot. Palynol. | 54: 7, fig. 3, pl. I: figs. 5, 6 | 1988 |
| Micrhystridium lucasii_('lucasi') | Valensi | image |
| Micrhystridium lunatum | Stockmans & Willière | image |
| Micrhystridium lymense var. gliscum | Wall | image |
| Micrhystridium lymense var. rigidum | Wall | image |
| Micrhystridium lymense_('lymensis') | Wall | image |
| Micrhystridium maidipingense | F. Wang & Q. Chen | Rev. Palaeobot. Palynol. | 52: 173, fig. 11, pl. I: figs. 10-12 | 1987 |
| Micrhystridium malpeinadum | Cramer | image |
| Micrhystridium mammulatum | F. Cramer & Díez | image |
| Micrhystridium mastigophorum | Valensi | image |
| Micrhystridium micropolygonale | Stockmans & Willière | image |
| Micrhystridium minus | K. Takahashi | Trans. & Proc. Palaeontol. Soc. Japan, ser. 2, | 54: 203, pl. 30: figs. 2-4; pl. 33: fig. 2 | 1964 |
| Micrhystridium minutispinum | Wall | image |
| Micrhystridium miserum | K. Takahashi | Trans. & Proc. Palaeontol. Soc. Japan, ser. 2, | 54: 204, pl. 30: figs. 11, 12 | 1964 |
| Micrhystridium multispinosum | Pastiels | image |
| Micrhystridium nannacanthum | Deflandre | image |
| Micrhystridium nebulosum | Deunff | image |
| Micrhystridium oceaniae | De Coninck | image |
| Micrhystridium oceanicum | Stockmans & Willière | image |
| Micrhystridium octospinosum | Staplin | image |
| Micrhystridium ornatum | Stockmans & Willière | image |
| Micrhystridium ovale | S.A.J. Pocock | image |
| Micrhystridium pachydermum | Deflandre & Cookson | image |
| Micrhystridium paraguaferum | (F. Cramer) F. Martin | image |
| Micrhystridium parinconspicuum | Deflandre | image |
| Micrhystridium parveroquesi | Stockmans & Willière | Bull. Soc. Belg. Géol. | 71: 471, text-fig. 33, pl. II: fig. 10 | 1963 |
| Micrhystridium parveroquesi | Stockmans & Willière | image |
| Micrhystridium parvum | Stockmans & Willière | image |
| Micrhystridium pascheri | Stockmans & Willière | image |
| Micrhystridium paucispinum | Deunff | image |
| Micrhystridium paulinae | Valensi | image |
| Micrhystridium pelagicum | Stockmans & Willière | image |
| Micrhystridium penkridgense_('penkridgensis') | Sarjeant & Strachan | image |
| Micrhystridium pentagonale | Stockmans & Willière | Bull. Soc. Belg. Géol. | 71: 470, text-fig. 32, pl. III: fig. 18 | 1963 |
| Micrhystridium pentagonale | Stockmans & Willière | image |
| Micrhystridium picorricum | Cramer | image |
| Micrhystridium piliferum | Deflandre | image |
| Micrhystridium piveteaui | Valensi | image |
| Micrhystridium placophorum | Valensi | image |
| Micrhystridium plurispinum | Baltes | image |
| Micrhystridium polyedricum f. reductum_('reducta') | Valensi | image |
| Micrhystridium polyedricum | Valensi | image |
| Micrhystridium profusum | Wicander | image |
| Micrhystridium proprium | Salujha, Kindra & Rehman | image |
| Micrhystridium pseudozonale | F. Wang & Q. Chen | Rev. Palaeobot. Palynol. | 52: 172, fig. 10, pl. I: figs. 9, 19 | 1987 |
| Micrhystridium pyramidispinosum | Dodekova | image |
| Micrhystridium radians | Stockmans & Willière | image |
| Micrhystridium raspa | (F. Cramer) F. Martin | image |
| Micrhystridium rectangulare | Stockmans & Willière | image |
| Micrhystridium recurvatum f. brevispinosum_('brevispinosa') | Valensi | image |
| Micrhystridium recurvatum f. longispinosum_('longispinosa') | Valensi | image |
| Micrhystridium recurvatum f. multispinosum_('multispinosa') | Valensi | image |
| Micrhystridium recurvatum f. reductum_('reducta') | Valensi | image |
| Micrhystridium recurvatum | Valensi | image |
| Micrhystridium reticulatum | Deflandre | image |
| Micrhystridium rhopalicum | Sarjeant | image |
| Micrhystridium rigidum | R.J. Davey | image |
| Micrhystridium robustum | Downie | image |
| Micrhystridium roquesi | Valensi | image |
| Micrhystridium sannemannii_('sannemanni') | Deunff | image |
| Micrhystridium scutospinum | Valensi | image |
| Micrhystridium sericum | Deunff | image |
| Micrhystridium setasessitante | Jansonius | image |
| Micrhystridium shinetonensis | Downie | image |
| Micrhystridium spinoglobosum | Staplin | image |
| Micrhystridium spinuliferum | K. Takahashi | Trans. & Proc. Palaeontol. Soc. Japan, ser. 2, | 54: 204, pl. 32: figs. 1-9; pl. 33: figs. 4-6 | 1964 |
| Micrhystridium stellapilosum | F. Martin | image |
| Micrhystridium stellatum | Deflandre | image |
| Micrhystridium stellatum var. inflatum | Downie | image |
| Micrhystridium stellatum var. intonsurans | Lister | image |
| Micrhystridium stellatum var. salopiense | Lister | image |
| Micrhystridium stimuliferum | Deflandre ex Staplin, Jansonius & Pocock | image |
| Micrhystridium stipulatum | Jansonius | image |
| Micrhystridium subbifurcatum | Stockmans & Willière | image |
| Micrhystridium sydus | Valensi | image |
| Micrhystridium systenoidium | Morbey | image |
| Micrhystridium tornacense | Stockmans & Willière | image |
| Micrhystridium triassicum | Jansonius | image |
| Micrhystridium tubulatum | Menéndez | image |
| Micrhystridium variabile | Valensi | image |
| Micrhystridium varians | Stockmans & Willière | image |
| Micrhystridium veligerum | Deflandre | image |
| Micrhystridium vigintispinum | Staplin | image |
| Micrhystridium vulgare | Stockmans & Willière | image |
| Micrhystridium wattonense_('wattonensis') | Wall | image |