Hystrignathus Leidy, 1850

Rodríguez, Jans & Rodríguez, Nayla, 2010, Two new species of nematode (Oxyurida, Hystrignathidae) parasites of Passalus interstitialis Escholtz, 1829 (Coleoptera, Passalidae) from Cuba and a new locality for Longior similis Morffe, Garcia & Ventosa, 2009, ZooKeys 49 (49), pp. 1-11 : 3

publication ID	https://doi.org/ 10.3897/zookeys.49.402
publication LSID	lsid:zoobank.org:pub:29E83894-3732-4169-8A18-59FA3EBBABCE
DOI	https://doi.org/10.5281/zenodo.3788163
persistent identifier	https://treatment.plazi.org/id/BB2E8799-7937-E128-2C8D-3B3AFBB5FDFA
treatment provided by	Plazi
scientific name	Hystrignathus Leidy, 1850
status

Treatment

Key to the species of Hystrignathus Leidy, 1850 from Cuba

Note: in the key we omit two species of Cuban hystrignathids formerly placed in Hystrignathus , which will be published in the future as new combinations.

1. First cephalic annule markedly inflated; spines ending at level of procorpus... .......................................................... H. splendidus Morffe & García , sp. n.

– First cephalic annule not markedly inflated; spines surpassing the end of pro-corpus..................................... H. rosario García, Ventosa & Morffe, 2009