PBDB Collection

USGS Mesozoic loc. M2253, Watson Creek (Jurassic of the United States)

Also known as USGS Mesozoic loc. M1574; USGS Mesozoic loc. M3030; CAS loc. 28037; UCMP loc. B-5120

Where: Glenn County, California (39.7° N, 122.5° W: paleocoordinates 35.7° N, 69.5° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Buchia aff. B. okensis zone, Tithonian (152.1 - 145.0 Ma)

• Buchia aff. B. okensis zone.

• bed-level stratigraphic resolution

Environment/lithology: marine; gray, green sandstone

• From 425 ft of greenish-gray sandstone.

Size class: macrofossils

Collected by D. L. Jones in 1964; reposited in the USNM

Primary reference: F. M. Anderson. 1945. Knoxville series in the California Mesozoic. Geological Society America Bulletin 56(10):909-1014 [J. Marcot/J. Marcot]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 224818: authorized by Jonathan Marcot, entered by Jonathan Marcot on 06.04.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Bivalvia
Myalinida - Inoceramidae	Inoceramus scotti, Inoceramus stantoni Inoceramus scotti Anderson 1945 clam Inoceramus stantoni Anderson 1945 clam
Pectinida - Buchiidae	"Aucella "n. sp. B"" = Buchia, Aucella occidentalis n. sp., Aucella fischeri, Aucella krotovi, Aucella subokensis, Buchia uncitoides¹, "Aucella piochii" = Buchia piochii, "Aucella russiensis" = Buchia piochii, "Aucella subinflata" = Buchia piochii, "Aucella hyatti" = Buchia piochii, "Aucella tenuicollis" = Buchia piochii, "Aucella stantoni" = Buchia piochii, Buchia aff. okensis², "Aucella trigonoides" = Buchia trigonoides "Aucella "n. sp. B"" = Buchia Rouillier 1845 scallop Aucella occidentalis n. sp. Anderson 1945 scallop Aucella fischeri Pavlow 1907 scallop Aucella krotovi Pavlow 1907 scallop Aucella subokensis Pavlow 1907 scallop Buchia uncitoides¹ Pavlow 1907 scallop UCMP loc. B-5120 "Aucella piochii" = Buchia piochii Gabb 1864 scallop "Aucella russiensis" = Buchia piochii Gabb 1864 scallop "Aucella subinflata" = Buchia piochii Gabb 1864 scallop "Aucella hyatti" = Buchia piochii Gabb 1864 scallop "Aucella tenuicollis" = Buchia piochii Gabb 1864 scallop "Aucella stantoni" = Buchia piochii Gabb 1864 scallop Buchia aff. okensis² Pavlow 1907 scallop USGS loc. M1574 and USGS loc. M2253 "Aucella trigonoides" = Buchia trigonoides Lahusen Smith 1894 scallop
Gastropoda
Heterostropha - Nerineidae	Itieria californica n. sp. Itieria californica n. sp. Anderson 1945 snail
Cerithioidea - Cerithiidae	"Cerithium paskentaensis" = Cerithium paskentaense "Cerithium paskentaensis" = Cerithium paskentaense Stanton 1895 cerith snail
Cephalopoda
Belemnitida - Belemnitidae	? Acroteuthis watsonensis n. sp., Cylindroteuthis occidentalis n. sp., "Cylindroteuthis knoxvillensis n. sp." = Cylindroteuthis knoxvillensis, "Cylindroteuthis klamathonae n. sp." = Cylindroteuthis knoxvillensis, Cylindroteuthis clavicula n. sp., Cylindroteuthis glennensis n. sp., Cylindroteuthis porrectiformis n. sp. ? Acroteuthis watsonensis n. sp. Anderson 1945 belemnite Acroteuthis watsonae on p. 942 Cylindroteuthis occidentalis n. sp. Anderson 1945 belemnite "Cylindroteuthis knoxvillensis n. sp." = Cylindroteuthis knoxvillensis Anderson 1945 belemnite "Cylindroteuthis klamathonae n. sp." = Cylindroteuthis knoxvillensis Anderson 1945 belemnite Cylindroteuthis clavicula n. sp. Anderson 1945 belemnite Cylindroteuthis glennensis n. sp. Anderson 1945 belemnite Cylindroteuthis porrectiformis n. sp. Anderson 1945 belemnite
Ammonitida - Bochianitidae	Bochianites glennensis n. sp. Bochianites glennensis n. sp. Anderson 1945 ammonite CAS loc. 28037
Ammonitida - Neocomitidae	Distoloceras sp., "Protacanthodiscus crossi" = Neocosmoceras crossi, Blanfordiceras sp.¹, Blanfordiceras californicum n. sp.¹, "Substeueroceras cf. kellumi" = Substeueroceras koeneni¹, Substeueroceras stantoni n. sp. Distoloceras sp. Hyatt 1900 ammonite "Protacanthodiscus crossi" = Neocosmoceras crossi Anderson 1945 ammonite Blanfordiceras sp.¹ Cossman 1907 ammonite UCMP loc. B-5120 Blanfordiceras californicum n. sp.¹ Imlay and Jones 1970 ammonite UCMP loc. B-5120 "Substeueroceras cf. kellumi" = Substeueroceras koeneni¹ Steuer 1897 ammonite CAS loc. 28037 Substeueroceras stantoni n. sp. Anderson 1945 ammonite CAS loc. 28037
Ammonitida - Himalayitidae	"Aulacosphinctes taffi n. sp." = Protacanthodiscus taffi, "Aulacosphinctes reedi n. sp." = Parodontoceras reedi, "Aulacosphinctes watsonensis n. sp." = Parodontoceras reedi, ? Aulacosphinctes cf. diabloensis, Aulacosphinctes jenkinsi n. sp. "Aulacosphinctes taffi n. sp." = Protacanthodiscus taffi Anderson 1945 ammonite "Aulacosphinctes reedi n. sp." = Parodontoceras reedi Anderson 1945 ammonite CAS loc. 28037 and USGS loc. M2253 and M3030 "Aulacosphinctes watsonensis n. sp." = Parodontoceras reedi Anderson 1945 ammonite not described in text ? Aulacosphinctes cf. diabloensis Anderson 1945 ammonite Aulacosphinctes jenkinsi n. sp. Anderson 1945 ammonite CAS loc. 28037
Ammonitida - Crioceratitidae	"Crioceras sp." = Crioceratites "Crioceras sp." = Crioceratites Leveillé 1837 ammonite
Ammonitida - Lytoceratidae	Lytoceras huberti n. sp., Lytoceras colusaense¹ Lytoceras huberti n. sp. Anderson 1945 ammonite Lytoceras colusaense¹ Anderson 1945 ammonite CAS loc. 28037
Ammonitida - Olcostephanidae	Spiticeras cf. obliquenodosum¹ Spiticeras cf. obliquenodosum¹ Retowski 1893 ammonite USGS loc. M1574 and USGS loc. M2253
Phylloceratida - Phylloceratidae	Phylloceras glennense n. sp., Phylloceras knoxvillense Phylloceras glennense n. sp. Anderson 1945 ammonite CAS loc. 28037 Phylloceras knoxvillense Stanton 1895 ammonite CAS loc. 28037
Cylindroteuthis tehamaensis
-	"Cylindroteuthis tehamaensis" = Arctoteuthis tehamaensis "Cylindroteuthis tehamaensis" = Arctoteuthis tehamaensis Stanton 1895

¹Imlay and Jones 1970; ²Jones et al. 1969