Where: Santa Barbara County, California (34.0° N, 120.0° W: paleocoordinates 32.6° N, 111.8° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Volcanic Arenite Member (Vaqueros Formation), Chattian (28.1 - 23.0 Ma)
• The Vaqueros Formation is subdivided into two units on Santa Cruz Island, a lower conglomerate unit and an upper volcanic arenite. The collection is from the volcanic arenite, which overlies the conglomerate.
• member-level stratigraphic resolution
Environment/lithology: coastal; lithified, medium-grained, volcaniclastic, brown sandstone
Size class: macrofossils
Collection methods: quarrying,
• Reported by Bereskin and Edward. Not sure of any repositories.
Primary reference: D. E. Weaver. 1969. Geology of the Northern Channel Islands. American Association of Petroleum Geologists - Pacific Section [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 52418: authorized by Austin Hendy, entered by Austin Hendy on 04.08.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Lingulata | |
Discinisca sp. Gray 1840 | |
Gastropoda | |
Scaphander jugularis Conrad 1855 snail | |
Calyptraea ? filosa Gabb 1866 slipper shell | |
Turritella ocoyana Conrad 1855 turret shell
Turritella temblorensis Wiedey 1928 turret shell | |
"Polinices recluzianus" = Glossaulax reclusiana
"Polinices recluzianus" = Glossaulax reclusiana Deshayes 1839 moon snail Subspecies: Polinices recluzianus andersoni
| |
"Thais carrizoensis" = Thais packi Clark 1918 murex snail
Trophon sp. Montfort 1810 murex snail | |
Distorsio sp. Röding 1798 snail | |
Calliostoma augustinensis Hertlein 1928 top snail | |
Bivalvia | |
"Panope cf. generosa" = Panopea generosa
"Panope cf. generosa" = Panopea generosa Gould 1850 clam | |
Chione schencki, Dosinia merriami, "Dosinia margaritana" = Dosinia (Dosinidia) margaritana, "Clementia pertenuis" = Clementia (Egesta) pertenuis
Chione schencki Loel and Corey 1932 venus clam
Dosinia merriami Clark 1915 venus clam
"Dosinia margaritana" = Dosinia (Dosinidia) margaritana Wiedey 1928 venus clam
"Clementia pertenuis" = Clementia (Egesta) pertenuis Gabb 1864 venus clam Subspecies: Clementia pertenuis conradiana
| |
Cardium sp. Linnaeus 1758 cockle | |
Macoma nasuta Conrad 1837 tellin clam | |
"Phacoides acutilineatus" = Lucinoma acutilineata
"Phacoides acutilineatus" = Lucinoma acutilineata Conrad 1849 clam | |
"Ostrea eldridgei" = Crenostrea eldridgei
| |
"Lyropecten cf. bowersi" = Vertipecten bowersi, Lyropecten miguelensis
"Lyropecten cf. bowersi" = Vertipecten bowersi Arnold 1906 scallop
Lyropecten miguelensis Arnold 1906 scallop | |
Anadara sp. Gray 1847 ark | |
"Mytilus expansus" = Crenomytilus expansus
"Mytilus expansus" = Crenomytilus expansus Arnold 1907 mussel | |
Thecostraca | |
Tetraclita sp. Schumacher 1817 barnacle | |
Balanus sp. Da Costa 1778 barnacle | |
Mammalia | |
Cetacea indet. Brisson 1762 whale |