1. Hopkins Marine Station; 120 Ocean View blvd.; Stanford University; Pacific Grove CA 93950 USA
2. Asociación Ondine; Buzón 278, 07110 Bunyola Palma de Mallorca Spain
3. Muséum national d'Histoire naturelle; Département Systématique et Evolution; Paris France
4. Dubrovnik Natural History Museum; Androvićeva 1 Dubrovnik Croatia