PBDB Collection

Section 2, SM-48, Stanley Mountain, California (Jurassic of the United States)

Where: California (35.1° N, 120.2° W: paleocoordinates 30.5° N, 65.5° W)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Unit 2 Formation (Volcanopelagic Succession Group), Early/Lower Tithonian (150.8 - 145.0 Ma)

• Zone 4 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 limestone

• Dark gray manganiferous limestone lens

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 50743: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 20.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Protozoa
Radiolaria - Actinommidae	? Acanthosphaera lucida, Bolena zancajosa ? Acanthosphaera lucida radiolarian Bolena zancajosa radiolarian
Actinommacea - Xiphostylidae	Tripocyclia foremanae, Tripocyclia mascula, Suna ehrenbergi, Suna haeckeli, Triactoma blakei, Triactoma kellumi Tripocyclia foremanae Pessagno et al. 1989 radiolarian Tripocyclia mascula Yang 1993 radiolarian Suna ehrenbergi radiolarian Suna haeckeli radiolarian Triactoma blakei Pessagno 1977 radiolarian Triactoma kellumi Pessagno et al. 1989 radiolarian
Nassellaria - Williriedellidae	"Complexapora kozuri" = Zhamoidellum, "Complexapora kiesslingi" = Zhamoidellum, Minocapsa aitai, "Striatojaponicapsa plicarum" = Striatojaponocapsa, "? Striatojaponicapsa sp." = Striatojaponocapsa, "Praezhamoidellum frequens" = Williriedellum frequens "Complexapora kozuri" = Zhamoidellum radiolarian "Complexapora kiesslingi" = Zhamoidellum radiolarian Minocapsa aitai radiolarian "Striatojaponicapsa plicarum" = Striatojaponocapsa radiolarian s. str. "? Striatojaponicapsa sp." = Striatojaponocapsa Kozur 1984 radiolarian "Praezhamoidellum frequens" = Williriedellum frequens Tan Sin Hok 1927 radiolarian
Nassellaria - Ultranaporidae	Napora espinosa, Napora lomoalta, Napora cf. bearensis, "Napora lospensis" = Napora bukryi, Napora pacifica, Napora aff. latissima, Napora pyramidalis Napora espinosa radiolarian Napora lomoalta radiolarian Napora cf. bearensis Pessagno 1986 radiolarian "Napora lospensis" = Napora bukryi Pessagno 1977 radiolarian Napora pacifica Kiessling 1999 radiolarian Napora aff. latissima Takemura 1986 radiolarian Napora pyramidalis Baumgartner 1984 radiolarian
Nassellaria - Syringocapsidae	Podobursa basilica, Podobursa lanza, Podobursa spinellifera, Podobursa spinosa Podobursa basilica radiolarian Podobursa lanza radiolarian Podobursa spinellifera radiolarian Podobursa spinosa Ozvoldova 1975 radiolarian group
Nassellaria - Spongocapsulidae	Obesacapsula sp., Spongocapsula palmerae Obesacapsula sp. Pessagno 1977 radiolarian Spongocapsula palmerae Pessagno 1977 radiolarian
Nassellaria - Parvicingulidae	Parvicingula cuyamaensis, Parvicingula sp., Parvicingula alamoensis, Parvicingula cf. alamoensis, Parvicingula satura, Parvicingula gorda, Parvicingula aff. gorda, "Parvicingula corralensis" = Parvicingula jonesi, Mirifusus aff. chenodes, Mirifusus baileyi, Mirifusus mediodilatatus, Mirifusus cf. fragilis, Darvelus primus n. sp., Darvelus pessagnoi n. sp., Praeparvicingula cf. sencilla, Praeparvicingula holdsworthi, Praeparvicingula cf. holdsworthi Parvicingula cuyamaensis radiolarian Parvicingula sp. Pessagno 1977 radiolarian Parvicingula alamoensis radiolarian Parvicingula cf. alamoensis radiolarian Parvicingula satura Hull 1995 radiolarian Parvicingula gorda Hull 1995 radiolarian Parvicingula aff. gorda Hull 1995 radiolarian "Parvicingula corralensis" = Parvicingula jonesi Pessagno 1977 radiolarian Mirifusus aff. chenodes Renz 1974 radiolarian Mirifusus baileyi Pessagno 1977 radiolarian Mirifusus mediodilatatus Rüst 1885 radiolarian Mirifusus cf. fragilis Baumgartner 1984 radiolarian Darvelus primus n. sp. Hull 1995 radiolarian Darvelus pessagnoi n. sp. Hull 1995 radiolarian Praeparvicingula cf. sencilla radiolarian Praeparvicingula holdsworthi Yang 1993 radiolarian Praeparvicingula cf. holdsworthi Yang 1993 radiolarian
Nassellaria - Amphipyndacidae	Triversus sp., Triversus fastigatus Triversus sp. Takemura 1986 radiolarian Triversus fastigatus Hull 1997 radiolarian
Nassellaria - Xitidae	Novixitus jurassicus, Novixitus sp., Xitus antiquus Novixitus jurassicus radiolarian Novixitus sp. Pessagno 1977 radiolarian Xitus antiquus radiolarian
Nassellaria - Eucyrtiidae	"Minocapsa horokanaiensis" = Tetracapsa horokanaiensis "Minocapsa horokanaiensis" = Tetracapsa horokanaiensis Kawabata 1988 radiolarian
Nassellaria - Hsuidae	Hsuum santamariaense, Hsuum mclaughlini, Hsuum maxwelli Hsuum santamariaense radiolarian Hsuum mclaughlini Pessagno and Blome 1984 radiolarian Hsuum maxwelli Pessagno 1977 radiolarian
Entactinaria - Saturnalidae	? Acanthocircus aculeatus, Acanthocircus meyerhofforum, Acanthocircus polymorphus, Acanthocircus trizonalis, "Acanthocircus protoformis" = Eospongosaturninus protoformis ? Acanthocircus aculeatus radiolarian Acanthocircus meyerhofforum radiolarian Acanthocircus polymorphus radiolarian Acanthocircus trizonalis Rüst 1898 radiolarian ssp. angustus "Acanthocircus protoformis" = Eospongosaturninus protoformis Yao 1972 radiolarian
Entactinaria - Eptingiidae	Perispyridium neotamanense, Perispyridium aff. neotamanense Perispyridium neotamanense radiolarian Perispyridium aff. neotamanense radiolarian
Spumellaria - Spongodiscidae	Teichertus cavernosus Teichertus cavernosus radiolarian
Spumellaria - Patulibracchiidae	Homoeoparonaella barbata, Homoeoparonaella glinesi, Homoeoparonaella radians, Homoeoparonaella scurrae, Homoeoparonaella elegans, Homoeoparonaella gigantea, Patulibracchium sp. Homoeoparonaella barbata radiolarian Homoeoparonaella glinesi radiolarian Homoeoparonaella radians radiolarian Homoeoparonaella scurrae radiolarian Homoeoparonaella elegans Pessagno 1977 radiolarian Homoeoparonaella gigantea Baumgartner 1980 radiolarian Patulibracchium sp. Pessagno 1971 radiolarian
Spumellaria - Parvivaccidae	Nolita ramosa, Nolita sp., Acusten ordinarius, Acastea dura, Acastea incontraria, Acastea remusa, Acastea tenuis, Acastea acer, Novitripus placitus, Novitripus varius, Acaeniotyle aff. umbilicata, Praeconosphaera spinosa, Lanubus sp., Parvivacca coraforma, Parvivacca immodica, Parvivacca marina, Parvivacca robusta, Parvivacca varica, Parvivacca simplex Nolita ramosa radiolarian Nolita sp. Hull 1997 radiolarian Acusten ordinarius radiolarian Acastea dura radiolarian Acastea incontraria radiolarian Acastea remusa radiolarian Acastea tenuis radiolarian Acastea acer Yang 1993 radiolarian Novitripus placitus radiolarian Novitripus varius radiolarian Acaeniotyle aff. umbilicata Rüst 1898 radiolarian Praeconosphaera spinosa Yang 1993 radiolarian Lanubus sp. Pessagno and Yang 1989 radiolarian Parvivacca coraforma radiolarian Parvivacca immodica radiolarian Parvivacca marina radiolarian Parvivacca robusta radiolarian Parvivacca varica radiolarian Parvivacca simplex Pessagno et al. 1989 radiolarian
Spumellaria - Emiluviidae	Emiluvia fontana, ? Emiluvia pessagnoi Emiluvia fontana radiolarian ? Emiluvia pessagnoi Foreman 1973 radiolarian ssp. multipora
Spumellaria - Angulobracchiidae	Angulobracchia ozvoldovae, Angulobracchia bulbosa, Deviatus deweveri, Deviatus hipposidericus, Paronaella nipomoensis, ? Paronaella panda, Paronaella coalescenda, Paronaella obesa, Paronaella cf. obesa, Paronaella bandyi Angulobracchia ozvoldovae radiolarian Angulobracchia bulbosa Hull 1997 radiolarian Deviatus deweveri radiolarian Deviatus hipposidericus Foreman 1975 radiolarian Paronaella nipomoensis radiolarian ? Paronaella panda radiolarian Paronaella coalescenda Kiessling 1999 radiolarian Paronaella obesa Pessagno 1977 radiolarian Paronaella cf. obesa Pessagno 1977 radiolarian Paronaella bandyi Pessagno 1977 radiolarian
Spumellaria - Hagiastridae	Higumastra dumitricai, Crucella linda, "Crucella angulata" = Crucella magna, Crucella aff. messinae, Tetraditryma corralitosensis, ? Tetraditryma corralitosensis, Tetraditryma aff. praeplena Higumastra dumitricai radiolarian Crucella linda radiolarian "Crucella angulata" = Crucella magna Blome 1984 radiolarian Crucella aff. messinae Pessagno 1971 radiolarian Tetraditryma corralitosensis Pessagno 1977 radiolarian s. str. ? Tetraditryma corralitosensis Pessagno 1977 radiolarian ssp. bifida Tetraditryma aff. praeplena Baumgartner 1984 radiolarian
Spumellaria - Tritrabidae	Tritrabs suavia, Tritrabs casmaliaensis, Tritrabs exotica, Tritrabs rhododactylus, Tritrabs ewingi, Tritrabs worzeli, "Neoparonaella delicata" = Neoparonaella delicata, "Neoparonaella volatica" = Neoparonaella delicata Tritrabs suavia radiolarian Tritrabs casmaliaensis Pessagno 1977 radiolarian Tritrabs exotica Pessagno 1977 radiolarian Tritrabs rhododactylus Baumgartner 1980 radiolarian Tritrabs ewingi Pessagno 1977 radiolarian Tritrabs worzeli Pessagno 1971 radiolarian "Neoparonaella delicata" = Neoparonaella delicata Yang 1993 radiolarian "Neoparonaella volatica" = Neoparonaella delicata Yang 1993 radiolarian
Spumellaria - Pantanelliidae	Protovallupus sp., Protovallupus tetlamaensis, Pantanellium fishcreekensis, Pantanellium sp., Pantanellium meraceibaense, Pantanellium rarum, Pantanellium deflectum, Pantanellium squinaboli, Pantanellium aff. josephinense, Gorgansium sp. Protovallupus sp. Pessagno and MacLeod 1987 radiolarian Protovallupus tetlamaensis Pessagno and MacLeod 1987 radiolarian Pantanellium fishcreekensis radiolarian Pantanellium sp. Pessagno 1977 radiolarian Pantanellium meraceibaense Pessagno and MacLeod 1987 radiolarian Pantanellium rarum Hull 1997 radiolarian Pantanellium deflectum Yang 1993 radiolarian Pantanellium squinaboli Tan Sin Hok 1927 radiolarian Pantanellium aff. josephinense Pessagno et al. 1993 radiolarian Gorgansium sp. Pessagno and Blome 1980 radiolarian