PBDB Collection

Section 1, NSF 973, Stanley Mountain, California (Jurassic of the United States)

Where: California (35.1° N, 120.2° W: paleocoordinates 28.7° N, 61.2° W)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Unit 1 Formation (Volcanopelagic Succession Group), Callovian (166.1 - 163.5 Ma)

• Zone 2 beta - revision of chronostratigraphic assignment based on Baumgarnter et al. (1995) and Kiessling et al. (1999)

• bed-level stratigraphic resolution

Environment/lithology: basinal (siliceous); lithified lime mudstone

• Dark gray micritic limestone bed

Size class: microfossils

Preservation: original silica

Collection methods: bulk, hydrochloric,

• Radiolarians only

Primary reference: D. M. Hull. 1997. Upper Jurassic Tethyan and Southern Boreal radiolarians from western North America. Micropaleontology 43(S2):1-202 [W. Kiessling/W. Kiessling/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 50738: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 20.05.2005, edited by Adam Kocsis

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Protozoa
Actinommacea - Xiphostylidae	Tripocyclia spp.², Triactoma spp.², Archaeocenosphaera spp.² Tripocyclia spp.² Haeckel 1881 radiolarian Triactoma spp.² Rüst 1885 radiolarian Archaeocenosphaera spp.² Pessagno et al. 1989 radiolarian
Nassellaria - Sethocapsidae	Kilinora catenarum Kilinora catenarum radiolarian
Nassellaria - Eucyrtidiellidae	Eucyrtidiellum takemurai, Eucyrtidiellum ptyctum Eucyrtidiellum takemurai radiolarian Eucyrtidiellum ptyctum Riedel and Sanfilippo 1974 radiolarian
Nassellaria - Hsuidae	Hsuum cf. brevicostatum, Parahsuum stanleyense, "? Combusta publica" = Parahsuum publicum, Parahsuum cf. simplum, Parahsuum aff. simplum Hsuum cf. brevicostatum Ozvoldova 1975 radiolarian Parahsuum stanleyense radiolarian [entered as Parahsuum stanleyensis] "? Combusta publica" = Parahsuum publicum Hull 1997 radiolarian Parahsuum cf. simplum Yao 1982 radiolarian Parahsuum aff. simplum Yao 1982 radiolarian
Nassellaria - Unumidae	"Unuma gorda" = Unuma gordus "Unuma gorda" = Unuma gordus Hull 1997 radiolarian
Nassellaria - Archaeodictyomitridae	Archaeodictyomitra inornata, Archaeodictyomitra oleadita, Archaeodictyomitra rigida Archaeodictyomitra inornata radiolarian Archaeodictyomitra oleadita radiolarian Archaeodictyomitra rigida Pessagno 1977 radiolarian
Nassellaria - Parvicingulidae	Mirifusus sp.¹, Mirifusus fragilis¹, Mirifusus mediodilatatus¹, Mirifusus guadalupensis¹, ? Ristola bala¹, Pseudoristola clava, Pseudoristola nova, ? Praeparvicingula aff. discors¹ Mirifusus sp.¹ Pessagno 1977 radiolarian Mirifusus fragilis¹ Baumgartner 1984 radiolarian Mirifusus mediodilatatus¹ Rüst 1885 radiolarian Mirifusus guadalupensis¹ Pessagno 1977 radiolarian ? Ristola bala¹ radiolarian Pseudoristola clava radiolarian Pseudoristola nova radiolarian ? Praeparvicingula aff. discors¹ Yang 1993 radiolarian
Nassellaria - Amphipyndacidae	Palinandromeda fimbria, Palinandromeda podbielensis Palinandromeda fimbria Hull 1997 radiolarian Palinandromeda podbielensis Ozvoldova 1979 radiolarian
Nassellaria - Spongocapsulidae	Obesacapsula sp., Obesacapsula morroensis, Spongocapsula hooveri, Spongocapsula palmerae Obesacapsula sp. Pessagno 1977 radiolarian Obesacapsula morroensis Pessagno 1977 radiolarian Spongocapsula hooveri radiolarian Spongocapsula palmerae Pessagno 1977 radiolarian
Nassellaria - Syringocapsidae	Podobursa rosea, Podobursa tamanensis, Podobursa helvetica, Podobursa spinosa, Podobursa triacantha Podobursa rosea radiolarian Podobursa tamanensis radiolarian Podobursa helvetica Rüst 1885 radiolarian Podobursa spinosa Ozvoldova 1975 radiolarian group Podobursa triacantha Fischli 1916 radiolarian
Nassellaria - Eucyrtidiidae	Pseudoeucyrtis firmus, ? Stichomitra takanoensis, Guexella sp. Pseudoeucyrtis firmus radiolarian ? Stichomitra takanoensis Aita 1987 radiolarian group Guexella sp. Baumgartner 1984 radiolarian written as Guxella sp.
Nassellaria - Obeliscoitidae	Olanda olorina Olanda olorina radiolarian
Nassellaria - Xitidae	Xitus singularis Xitus singularis Hull 1997 radiolarian
Nassellaria -	Canelonus conus Canelonus conus Hull 1997 radiolarian
Nassellaria - Tripedurnulidae	Turanta flexa, Turanta sp. Turanta flexa radiolarian Turanta sp. Pessagno and Blome 1982 radiolarian
Nassellaria - Williriedellidae	Williriedellum carpathicum, Praewilliriedellum cephalospinosum, "? Zhamoidellum exquisita" = Zhamoidellum, "Zhamoidellum triangulosa" = Zhamoidellum, "? Complexapora cf. kozuri" = Zhamoidellum, "Striatojaponicapsa plicarum" = Striatojaponocapsa Williriedellum carpathicum Dumitrica 1970 radiolarian Praewilliriedellum cephalospinosum Kozur 1984 radiolarian "? Zhamoidellum exquisita" = Zhamoidellum radiolarian "Zhamoidellum triangulosa" = Zhamoidellum radiolarian "? Complexapora cf. kozuri" = Zhamoidellum radiolarian "Striatojaponicapsa plicarum" = Striatojaponocapsa radiolarian s. str.
Spumellaria - Angulobracchiidae	Angulobracchia jasperensis, Angulobracchia "sp. C", Angulobracchia purisimaensis, Paronaella aranae Angulobracchia jasperensis radiolarian Angulobracchia "sp. C" Baumgartner 1980 radiolarian Angulobracchia purisimaensis Pessagno 1977 radiolarian Paronaella aranae radiolarian
Spumellaria - Emiluviidae	Emiluvia hopsoni Emiluvia hopsoni Pessagno 1977 radiolarian
Spumellaria - Pantanelliidae	Gorgansium pulchrum Gorgansium pulchrum Kocher 1981 radiolarian
Spumellaria - Bolenidae	Bolenidae indet. Bolenidae indet. Hull 1997 radiolarian
Spumellaria - Orbiculiformidae	Orbiculiforma sp. Orbiculiforma sp. Pessagno 1973 radiolarian
Spumellaria - Archaeospongoprunidae	Archaeospongoprunum imlayi, Archaeospongoprunum aff. elegans Archaeospongoprunum imlayi Pessagno 1977 radiolarian Archaeospongoprunum aff. elegans Wu 1988 radiolarian
Spumellaria - Parvivaccidae	Hexasphaera baumgartneri, "Levileugeo ordinarius" = Leugeo ordinarius, Lanubus sp. Hexasphaera baumgartneri radiolarian "Levileugeo ordinarius" = Leugeo ordinarius Yang and Wang 1990 radiolarian Lanubus sp. Pessagno and Yang 1989 radiolarian
Spumellaria - Hagiastridae	Crucella theokaftensis, Higumastra boucoti, Tetraditryma aff. praeplena Crucella theokaftensis Baumgartner 1980 radiolarian Higumastra boucoti radiolarian Tetraditryma aff. praeplena Baumgartner 1984 radiolarian

¹Hull 1995; ²Pessagno et al. 1989