Larval mouthparts of C. "grodhausi".
a. Pecten epipharyngis; b. Antenna - note long, narrow basal segment;
c. Mentum - note c2 teeth relatively well separated from c1 (type IB), 4th laterals not reduced (type I);
d. Ventromentum - VMR abt 0.3; e. Mandible - note 3rd inner tooth separated and partly darkened (type IIIB).