Embryology of insects and myriapods; Embryology of insects and myriapods; the developmental history of insects, centipedes, and millepedes from egg desposition [!] to hatching embryologyofinse00joha Year: 1941 OLIGOENTOMATA AND APTILOTA 179 The part played by cells from the middle strand has already been men- tioned. The muscle layer of the ventriculus, as in other insects, arises from the splanchnic wall of the mesoderm. Fig. 93.—Isotoma. Frontal section through posterior end of body, (g) Gonad and duct. {lim. m) Limiting membrane, {mge) Mid-gut epithelium, (mws) Muscle, {proct) Pro

---

Embryology of insects and myriapods; Embryology of insects and myriapods; the developmental history of insects, centipedes, and millepedes from egg desposition [!] to hatching embryologyofinse00joha Year: 1941 OLIGOENTOMATA AND APTILOTA 179 The part played by cells from the middle strand has already been men- tioned. The muscle layer of the ventriculus, as in other insects, arises from the splanchnic wall of the mesoderm. Fig. 93.—Isotoma. Frontal section through posterior end of body, (g) Gonad and duct. {lim. m) Limiting membrane, {mge) Mid-gut epithelium, (mws) Muscle, {proct) Proctodaeum.

---

Size: 1352px × 1479px
Photo credit: © Bookworm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage