Karatavitidae Explained

Karatavitidae is an extinct family of sawflies, known from the Jurassic period, they are the only members of the superfamily Karatavitoidea. While once proposed to be grouped with the Orussoidea in the infraorder Orussomorpha, they are now considered to be the closest relatives of clade containing Orussoidea and Apocrita.^[1] There are about 7 genera in Karatavitidae.

Genera

These seven genera belong to the family Karatavitidae:

• † Grimmaratavites Rasnitsyn, Ansorge & Zhang, 2006 Green Series, Germany, Early Jurassic (Toarcian)
• † Karatavites Rasnitsyn, 1963 Karabastau Formation Kazakhstan, Middle-Late Jurassic (Callovian/Oxfordian), Daohugou, China, Callovian
• † Postxiphydria Rasnitsyn & Zhang, 2010 Karabastau Formation Kazakhstan, Middle-Late Jurassic (Callovian/Oxfordian)
• † Postxiphydroides Rasnitsyn & Zhang, 2010 Daohugou, China, Callovian
• † Praeparyssites Rasnitsyn, Ansorge & Zhang, 2006 Daohugou, China, Callovian
• † Praeratavites Rasnitsyn, Ansorge & Zhang, 2006 Daohugou, China, Callovian
• † Praeratavitoides Rasnitsyn & Zhang, 2010 Daohugou, China, Callovian

Notes and References

1. Zhang. Qi. Kopylov. Dmitry S.. Rasnitsyn. Alexandr P.. Zheng. Yan. Zhang. Haichun. November 2020. Smith. Andrew. Burmorussidae, a new family of parasitic wasps (Insecta, Hymenoptera) from mid‐Cretaceous Burmese amber. Papers in Palaeontology. en. 6. 4. 593–603. 10.1002/spp2.1312. 219039881 . 2056-2802.