Velero III scientist collecting specimens along shore, [1931-1941]

"Scientists aboard Velero [III]". Coastline view from boat of scientist[?] on rocky shore, a rowboat rows away from shore, scientist grabs a lizard[?] specimen, scientists walks among rocks along shore, several men walk through a field, Captain Allan Hancock (wearing duckbill cap) near fallen tree along shore, steamer off the coast viewed through tree foliage (upside down footage), geologist examines rock face, close-up of mollusk embedded in rock face, Hancock (in pith helmet) and another man walking among tree branches/roots along shore, scientist collecting specimens from the forest floor, Hancock (long-sleeve shirt) and another man digging for specimens on the beach, several men pulling net into beach collecting samples from it, close up of small fish in net, rowboat letting a man off on rocky shore, scientist capturing a walking lizard[?], close-up of lizard[?], [1931-1941]. Note: requires preservation.