There are 21 Origami Designs in CDO convention 1986:

Design	Designer	Page	Details	Photo
Show only designs with photos
Koala 1 Mammals - Marsupialia - Koalas	Dokuohtei Nakano	1	Square 2 units
Koala 2 Mammals - Marsupialia - Koalas	Dokuohtei Nakano	3	Square
Butterfly Insects - Butterflies	Yoshihide Momotani	5	Square
Millipede Centipedes	Steffen Gnam	7	Rectangle - Long strip
Tortoise Reptiles - Turtles	Steffen Gnam	8	Rectangle - 1X2
Fire engine Vehicles - Cars	David Petty	10	Rectangle 2 units
Module Geometric and other shapes	David Petty	20	Square Multiple units
Modlar cube Geometric and other shapes	David Petty	21	Square 6 units With variations
Mouse Mammals - Rodentia - Rats, Mice and Rodents	David Petty	27	Square
Candlestick Objects - Candles and Light	David Petty	29	Square
Giraffe Mammals - Giraffidae - Giraffes and Okapi	Peterpaul Forcher	33	Square
Baboon Mammals - Primates	Peterpaul Forcher	38	Square
Lion Mammals - Felidae - Lions	Peterpaul Forcher	42	Square
Lamp Objects - Candles and Light	Unknown	45	Rectangle - A size
Ostrich Birds - Struthioniformes - Ostriches	Mauro Tarantino	48	Triangle
Venetian double cube Geometric and other shapes	David Brill	49	Rectangle 12 units
Scarab beetle Insects	Alfredo Giunta	52	Square Also in BOS Convention 1986 Autumn Also in Origami Gli Insetti (Origami Insects) by Alfredo Giunta	Folded by Gilad Aharoni
Fly Insects - Flies	Alfredo Giunta	55	Square Also in BOS Convention 1986 Spring Also in Encyclopedia of Origami for Children and Adults by Sergei Afonkin and Elena Afonkina Also in Origami Masters: Alfredo Giunta by Alfredo Giunta Also in BOS Convention 1987 Autumn Also in BOS Magazine 132 Also in Origami USA Convention 1990 and in other sources...	Folded by Gilad Aharoni
Panda Mammals - Ursidae - Pandas	John Montroll	59	Square Also in Origami Gone Wild by John Montroll Also in Origami Sculptures by John Montroll Also in Origami USA Convention 1986	Folded by Gilad Aharoni
Crab Crustaceans	Robert J. Lang	68	Square Also in Origami Zoo by Robert J. Lang and Stephen Weiss Also in BOS Convention 1986 Spring Also in Origami USA Convention 1986	Folded by Gabriel Vong
Squid Molluscs	Peter Engel	79	Square Also in BOS Convention 1984 Spring Also in NOA Magazine 170 Also in NOA Magazine 171 Also in NOA Magazine 468 Also in Origami from Angelfish to Zen by Peter Engel Also in Origami USA Convention 1986 and in other sources...	Folded by Fujikura Atsuo