Comparative cytogenetic analysis of marine Palaemon species reveals a X1X1X2X2/X1X2Y sex chromosome system in Palaemon elegans

Table 1 Chromosome numbers in the members of the family Palaemonidae

Species	Chromosome number	Reference
Palaemon serratus	2n = 56	[5]
Palaemon khori	2n = 96	[36]
Palaemon elegans	2n = 89♂/90♀	This study
Exopalaemon modestus	2n = 90	[34]
Exopalaemon carinicauda	2n = 90	[35]
Macrobrachium carcinus	2n = 94	[59]
Macrobrachium superbum	2n = 100	[60]
Macrobrachium siwalikensis	2n = 100	[61]
Macrobrachium nipponense	2n = 104	[62]
Macrobrachium idella	2n = 104	[63]
Macrobrachium scabriculum	2n = 104	[64]
Macrobrachium lamarrei	2n = 118	[65]
Macrobrachium rosenbergii	2n = 118	[65]
Macrobrachium villosimanus	2n = 124	[66]

ISSN: 1742-9994