Fig. 1

Four types of phyllosoma larvae known from the Solnhofen Lithographic Limestones. a, b Types A (=Phalangites priscus) and B (= Palpipes cursor) have been reconstructed with seven respectively eight successive stages (modified after Polz 1972, 1973). c Type C (=“Dolichopus” tener) is a composite of the body details from Polz (1971, 1987) and the head shield from Polz (1996). d Type D is redrawn after an UV image depicted in Polz (1995). Scale bar 10 mm