part_of adult male accessory gland adult male dorsal granular lobe Fig. 17-1, Fig. 17-2, Fig. 17-3, Fig. 17-4, in Biology of Ticks ISBN:0-19-505910-7. TADS:0000503 TADS:0000503 This is a large, unpaired lobe on the dorsal side of the male accessory gland. This is the second largest lobe, second only tothe ventral granular lobe. The dorsal granular lobe is found in both argasid and ixodid ticks. default_namespace