Proceedings of the United States National Museum . Tribe Tryphonini Figure 13b,c Members of this tribe are parasites of the larvae of pedalis (Cresson) (CDA) (fig. 13b), Erromenus bedardiProvancher (CDA), and E. dolichops Townes and Townes (CDA)(fig. 13c) have been examined. All the head sclerites are present with the exception of the pre-labial; the ventral part of the labial sclerite is pointed or curved so asto give the sclerite an oval to round appearance; each maxillary andlabial palp bears three sensilla in Polyblastus and two in Erromenus;the mandible is witho

---

Proceedings of the United States National Museum . Tribe Tryphonini Figure 13b,c Members of this tribe are parasites of the larvae of pedalis (Cresson) (CDA) (fig. 13b), Erromenus bedardiProvancher (CDA), and E. dolichops Townes and Townes (CDA)(fig. 13c) have been examined. All the head sclerites are present with the exception of the pre-labial; the ventral part of the labial sclerite is pointed or curved so asto give the sclerite an oval to round appearance; each maxillary andlabial palp bears three sensilla in Polyblastus and two in Erromenus;the mandible is without teeth in Polyblastus but has small teeth inErromenus: the disc-shaped antenna has two sensilla; the distance ofthe closing apparatus of the spiracle from the atrium is about equalin length to the closing apparatus in Polyblastus, but the distance isabout twice the length of the closing apparatus in Erromenus: smallspines are present on the skin of both Polyblastus and Erromenus, but 504675—59 3 424 PROCEEDENGS OF THE NATIONAL MUSEUM vol. no. 0-1 m m ICHNEUMONID FINAL INSTAR LARVAE—SHORT 425

---

Size: 1159px × 2155px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience