Table 2. Biological features of Corbicula species.

Species	Chromosome number	Ploidy	Number of sperm flagella	Sperm ploidy	Sexuality (evidenced by cytology)	Dioecy/ monoecy	Brooding of larvae	Swimming larvae	Habitat	Locality	References (see legend)
C. japonica	38	2		Reduced	Sexual	Di	No	Yes	BW	Japan, China	1, 2
C. sandai	36	2	1	Reduced	Sexual	Di	No	No	FW	Japan (Lake Biwa)	1
C. fluminea	54	3	2	Unreduced	Androgenesis	Di/mono	Yes	No	FW	Korea	3
C. fluminea	36	2	2	Unreduced	Androgenesis				FW	Japan (invasive)	4–6
C. fluminea Müller (yellow morph)	54	3	2	Unreduced		Mono	Yes		FW	China	7
C. fluminea Müller (brown morph)	72	4	2	Unreduced		Mono	Yes		FW	China	7
C. papyracea	54	3								Korea	3
C. colorata	38	2								Korea	3
C. leana	54	3	2	Unreduced	Androgenesis	Mono	Yes	Yes	FW	Japan	1, 4
C. australis			2			Mono	Yes	Yes	FW	Australia	8, 9
C. javanica							Yes		FW	Indonesia	10
C. moltkiana			1				Yes	Yes	FW	Sumatra (lake)	10, 11
C. linduensis			1			Di	Yes	No	FW	Sulawesi (river)	10, 11
C. matannensis			1			Di	Yes	No	FW	Sulawesi (lake)	10, 11
C. loehensis			1			Di	Yes	No	FW	Sulawesi (lake)	10, 11
C. possoensis			1			Di	Yes		FW	Sulawesi (lake)	10
Form A	54	3	2			Mono	Yes	No	FW	USA	8, 12
Form B	54	3	2			Mono	Yes	No	FW	USA	8, 12
C. fluminalis			2			Mono	Yes	No	FW	W/Central Asia, N. Africa	2
C. madagascariensis							Yes	No	FW	Madagascar	13
Form R	36	2							FW	Rhine, Germany	14
Form S	36	2							FW	Rhine, Germany	14
Form S	54	3							FW	Poland	15
Form R			2						FW	Several European rivers	16
Form S			2						FW	Several European rivers	16

For habitat: FW, fresh water; BW, brackish water habitats.

References: 1. Okamoto and Arimoto (1986); 2. Korniushin (2004); 3. Park et al. (2000); 4. Komaru et al. (1997); 5. Ishibashi et al. (2003); 6. Konishi et al. (1998); 7. Qiu et al. (2001); 8. Lee et al. (2005); 9. Byrne et al. (2000); 10. Glaubrecht et al. (2003); 11. Korniushin and Glaubrecht (2003); 12. Hedtke et al. (2008); 13. Glaubrecht et al. (2006); 14. Pfenninger et al. (2002); 15. Skuza et al. (2009); 16. Pigneur et al. (2011b).