Mue 22, Mülheim radiolarians, Solnhofen (Jurassic of Germany)

Where: Bayern, Germany (48.9° N, 11.0° E: paleocoordinates 40.1° N, 19.1° E)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Mörnsheim Formation (Weißjura Group), Early/Lower Tithonian (150.8 - 145.0 Ma)

• 2,2 m above top Solnhofen Fm.

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, cherty/siliceous wackestone

Size class: microfossils

Collection methods: bulk, chemical, acetic, sieve,

• This is perhaps the richest Late Jurassic radiolarian fauna in the world. Still incompletely described.

Primary reference: P. Dumitrica and P. Zügel. 1998. Hexapylocapsa anachoreta n.gen., n.sp., type of a new monocyrtid nassellarian family (Radiolaria)with double-shelled caphalis. Palaeontologische Zeitschrift 72(3/4):249-256 [W. Kiessling/F. Reichel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 51152: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 30.05.2005, edited by Falko Reichel and Adam Kocsis

Creative Commons license: CC BY (attribution)

Taxonomic list

• Focus on mono- and dicyrtid nassellarians
Protozoa
 Nassellaria - Cuniculiformiidae
Cuniculiformis sp.3 De Wever 1982 radiolarian
Cassideus biannulatus n. sp.3 radiolarian
12 illustrated and tens of additional specimens
Cassideus deweveri n. sp.3 radiolarian
Cassideus scalariconus n. sp.3 radiolarian
12 illustrated and others not illustrated
 Nassellaria - Nabollellidae
Acuticassis gotica n. gen. n. sp.3
Acuticassis gotica n. gen. n. sp.3 radiolarian
 Nassellaria - Poulpidae
Saitulpus retrospina n. gen. n. sp.3 radiolarian
Saitulpus neojurassicus n. sp.3 radiolarian
Saitulpus spinipes n. sp.3 radiolarian
Saitoum ambiguum n. sp.3 radiolarian
Saitoum bicorniculatum n. sp.3 radiolarian
Saitoum curtipes n. sp.3 radiolarian
? Saitoum delicatum n. sp.3 radiolarian
Saitoum differtum n. sp.3 radiolarian
Saitoum kapewinteri3 radiolarian
this previously as S. elegans?
Saitoum labeosum3 radiolarian
Saitoum macilentum n. sp.3 radiolarian
Saitoum reticulatum n. sp.3 radiolarian
Saitoum virgulispina n. sp.3 radiolarian
Saitoum "sp. A"3 Pessagno 1977 radiolarian
Saitoum pagei3 Pessagno 1977 radiolarian
 Nassellaria - Hexapylocapsidae
Hexapylocapsa anachoreta n. gen. n. sp. radiolarian
 Nassellaria - Plagiacanthidae
"Tetrarchiplagia ramosa n. sp." = Verticiplagia ramosa3, Tetrarchiplagia tithoniana n. sp.3, Arachnoplecta architectonica n. gen. n. sp.3
"Tetrarchiplagia ramosa n. sp." = Verticiplagia ramosa3 Dumitrica and Zügel 2003 radiolarian
Tetrarchiplagia tithoniana n. sp.3 radiolarian
Arachnoplecta architectonica n. gen. n. sp.3 radiolarian
 Nassellaria - Foremanellinidae
Sanniopileus stultisissimus n. gen. n. sp.3 radiolarian
Sanniopileus stultus n. sp.3 radiolarian
15 illustrated and many others not illustrated
 Nassellaria - Ultranaporidae
Anaticapitula clauda n. gen. n. sp.3 radiolarian
16 illustrated from Mue 22 and from other samples
Anaticapitula germanica n. sp.3 radiolarian
Anaticapitula pennata n. sp.3 radiolarian
Anaticapitula tenera n. sp.3 radiolarian
Poculinapora poculigera n. gen. n. sp.3 radiolarian
Poculinapora marsupiala n. sp.3 radiolarian
Poculinapora spathulipes n. sp.3 radiolarian
Poculinapora tripartita n. sp.3 radiolarian
Napora aranea n. sp.3 radiolarian
Napora avirostrum n. sp.3 radiolarian
Napora bondoca n. sp.3 radiolarian
Napora cristata n. sp.3 radiolarian
Napora divaricata n. sp.3 radiolarian
Napora lomoalta3 radiolarian
Napora matsuokai n. sp.3 radiolarian
Napora modesta n. sp.3 radiolarian
Napora pyramis n. sp.3 radiolarian
Napora schaudibergensis n. sp.3 radiolarian
Napora timida n. sp.3 radiolarian
Napora sp.3 Pessagno 1977 radiolarian
"Napora burckhardti" = Napora bukryi3 Pessagno 1977 radiolarian
Napora pacifica3 Kiessling 1999 radiolarian
 Nassellaria - Tripedurnulidae
Tripedocorbis tardus n. sp.3 radiolarian
Takoum takemurai n. sp.3 radiolarian
Pseudopoulpus crassispinosus n. sp.3 radiolarian
Pseudopoulpus tenuihirsutus n. sp.3 radiolarian
Pseudopoulpus spinosus3 Kiessling 1999 radiolarian
 Nassellaria - Neosciadiocapsidae
Reticulotubulus tintinnabulum n. sp.3 radiolarian
7 illustrated and many others not illustrated
 Nassellaria - Tertoniidae
Tertonium curvicornum n. sp.3, Tertonium rectum n. gen. n. sp.3, Toritenum corpulentum n. sp.3, Toritenum hirsutum n. gen. n. sp.3
Tertonium curvicornum n. sp.3 radiolarian
8 illustrated and many others not illustrated
Tertonium rectum n. gen. n. sp.3 radiolarian
9 illustrated and many others not illustrated
Toritenum corpulentum n. sp.3 radiolarian
6 illustrated and about 20 others not illustrated
Toritenum hirsutum n. gen. n. sp.3 radiolarian
15 illustrated and many others not illustrated
 Nassellaria - Sethoperidae
Turriseiffelus invalidissimus n. gen. n. sp.3 radiolarian
Turriseiffelus invalidus n. sp.3 radiolarian
Turriseiffelus sp.3 Dumitrica and Zügel 2003 radiolarian
 Nassellaria - Acropyramididae
Cornutella tella n. sp.3 radiolarian
12 illustrated and many others not illustrated
 Entactinaria - Odoghertitidae
Odoghertites tithonianus n. sp.1 Dumitrica 2013 radiolarian
 Entactinaria - Saturnalidae
Moebicircus ruthae n. sp.4 radiolarian
Moebicircus furiosus4 Jud 1994 radiolarian
Spongosaturninus matsuokai n. sp.4 Dumitrica and Zügel 2008 radiolarian
Spongosaturninus kiesslingi n. sp.4 Dumitrica and Zügel 2008 radiolarian
Spongosaturninus radius n. sp.4 Dumitrica and Zügel 2008 radiolarian
Spongosaturninus corpulentus n. sp.4 Dumitrica and Zügel 2008 radiolarian
Spongosaturninus tortuosus n. sp.4 Dumitrica and Zügel 2008 radiolarian
Spongosaturninus medioangustus n. sp.4 Dumitrica and Zügel 2008 radiolarian
Acanthocircus breviaculeatus4 Donofrio and Mostler 1978 radiolarian
Acanthocircus simplex4 Squinabol 1914 radiolarian
Acanthocircus spelae n. sp.4 Dumitrica and Zügel 2008 radiolarian
Acanthocircus echinocircus n. sp.4 Dumitrica and Zügel 2008 radiolarian
Acanthocircus calvus n. sp.4 Dumitrica and Zügel 2008 radiolarian
 Entactinaria - Isometractiniidae
Isometractinia fimbriata n. sp.1 Dumitrica 2013 radiolarian
Isometractinia wonae n. sp.1 Dumitrica 2013 radiolarian
 Entactinaria - Entactiniidae
Tardentactinia longispinosa n. sp.1 Dumitrica 2013 radiolarian
Lententactinia nummulitica n. sp.1 Dumitrica 2013 radiolarian
 Entactinaria - Triumbraculidae
Triumbraculum brauni n. sp.1 Dumitrica 2013 radiolarian
 Entactinaria - Hollandocachoniidae
Hollandocachonia haeckeli n. sp.1 Dumitrica 2013 radiolarian
Zuegelifurca germanica n. sp.1 Dumitrica 2013 radiolarian
Sphaerentofurca endotetrahedron n. sp.1 Dumitrica 2013 radiolarian
Sphaerentofurca cf. endotetrahedron1 Dumitrica 2013 radiolarian
Sphaerentofurca aranea n. sp.1 Dumitrica 2013 radiolarian
Sphaerentofurca polygonata n. sp.1 Dumitrica 2013 radiolarian
10+ specimens
Spongentofurca arcuata n. sp.1 Dumitrica 2013 radiolarian
Stylentofurca tortilis n. sp.1 Dumitrica 2013 radiolarian
Stylentofurca polyacantha n. sp.1 Dumitrica 2013 radiolarian
around 30 specimens
Stylentofurca rara n. sp.1 Dumitrica 2013 radiolarian
Stylentofurca serrata n. sp.1 Dumitrica 2013 radiolarian
Stylentofurca kiesslingi n. sp.1 Dumitrica 2013 radiolarian
 Spumellaria - Mendacastridae
Mendacastrum aculeatum n. sp.2 Dumitrica and Zügel 2002 radiolarian
3 photographed specimens
Mendacastrum baumgartneri n. gen. n. sp.2 Dumitrica and Zügel 2002 radiolarian
15 photographed specimens and 5 specimens sectioned and mounted in hyrax