Besavoa (Jurassic of Madagascar)

Also known as Collignon Gisement 459, Besavoa Antsakoamahity

Where: Toliara, Madagascar (23.7° S, 44.3° E: paleocoordinates 28.8° S, 17.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Indosphinctes patina ammonoid zone, Early/Lower Callovian (164.7 - 161.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified marl

Size class: macrofossils

Collected by Collignon in 1952

Primary reference: M. Collignon. 1958. Atlas des fossiles caractéristiques de Madagascar (Ammonites). Fascicule II (Bathonien, Callovien). Pl. VI-XXXIII. Figs 31-161 [P. Scofield/P. Scofield/P. Scofield]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 234102: authorized by Paul Scofield, entered by Paul Scofield on 17.03.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Perisphinctidae
Subgrossouvria blakei Spath 1931 ammonite
UBGD.010099
Subgrossouvria gudjinsirensis Waagen 1875 ammonite
N. ssp. perlobata, UBGD.010090
Subgrossouvria eurypthycha Neumayr 1871 ammonite
N. ssp. densicostata, UBGD.010100
Choffatia furcula Neumayr 1871 ammonite
Choffatia baluchistanensis Noetling 1896 ammonite
UBGD.010109
Choffatia perdagata Waagen 1875 ammonite
UBGD.010108
Grossouvria kontkiewiczi Siemiradzki 1894 ammonite
UBGD.010105
Grossouvria crassa Siemiradzki 1894 ammonite
UBGD.010091
Grossouvria delbosi n. sp. Collignon 1958 ammonite
UBGD.010092
Grossouvria evexa Quenstedt 1885 ammonite
UBGD.010107
"Choffatia balinensis" = Homoeoplanulites balinensis Neumayr 1871 ammonite
Indosphinctes urbanus Spath 1931 ammonite
Indosphinctes natwaris Spath 1931 ammonite
UBGD.010101
Indosphinctes besavoensis n. sp. Collignon 1958 ammonite
UBGD.010095
Indosphinctes brenoni n. sp. Collignon 1958 ammonite
UBGD.010094
"Grossouvria cf. curvicosta" = Indosphinctes (Elatmites) curvicosta Oppel 1857 ammonite
UBGD.010110
"Indosphinctes errans" = Indosphinctes peregrinus Spath 1931 ammonite
UBGD.010087