Keywords: 666; 668; 670; 671; 673; 674; 675; 676; 677; 678; 680; 681; 682; 683; 684; 685; 686; 687; 689; 690; 691; 692; 693; 694; 695; 696; 697; 699; 700; 701; 702; 703; 704; 705; 706; 707; 708; 709; 710; 712; 713; 714; 716; 717; 718; 719; Acyclic glycerol dialkyl glycerol tetraether, fractional abundance; Center for Marine Environmental Sciences; Crenarchaeol, fractional abundance; Crenarchaeol regio-isomer, fractional abundance; DEPTH, sediment/rock; Dicyclic glycerol dialkyl glycerol tetraether, fractional abundance; Event label; Gargano Promontory; GeoB10701-4; GeoB10703-3; GeoB10704-3; GeoB10705-3; GeoB10707-4; GeoB10708-3; GeoB10709-4; GeoB10710-4; GeoB10711-3; GeoB10712-3; GeoB10713-3; GeoB10714-3; GeoB10715-3; GeoB10716-3; GeoB10717-3; GeoB10718-3; GeoB10719-3; GeoB10720-5; GeoB10721-3; GeoB10722-3; GeoB10723-3; GeoB10724-3; GeoB10725-3; GeoB10726-3; GeoB10727-3; GeoB10728-3; GeoB10729-4; GeoB10730-3; GeoB10731-3; GeoB10732-3; GeoB10733-3; GeoB10734-3; GeoB10735-3; GeoB10736-3; GeoB10737-3; GeoB10738-3; GeoB10739-3; GeoB10740-3; GeoB10741-3; GeoB10742-3; GeoB10743-3; GeoB10744-3; GeoB10746-3; GeoB10747-3; GeoB10748-3; GeoB10749-3; Gulf of Manfredonia; Gulf of Taranto; High Performance Liquid Chromatography (HPLC-APCI-MS); MARUM; Monocyclic glycerol dialkyl glycerol tetraether, fractional abundance; MUC; MultiCorer; POS339; Poseidon; Strait of Otranto; Tricyclic glycerol dialkyl glycerol tetraether, fractional abundance