Figure 1 in REVIEW Vertebrate origins are informed by larval lampreys (ammocoetes): a response to Miyashita et al., 2021

Figure 1. Lampreys and the cephalochordate, amphioxus. A1–A4, the four genera of Paleozoic fossil lampreys considered by Miyashita et al. (2021); A5, Carboniferous fossil lamprey illustrated in Janvier (1996). B, modern adult lamprey (parasitic). C, ammocoete larval lamprey showing just a few of its many myomeres. D, amphioxus adult. E, amphioxus larva. (A1) was redrawn and modified from Gess et al. (2006), (A2) from news.uchicago.edu, (A3) from Bardack & Richardson (1977), (A4) from Bardack & Zangerl (1971), (A5) from Janvier (1996) and (C–E) from Feinberg & Mallatt (2016).