Acanthonchus cobbi Chitwood, 1951 accepted as Acanthonchus (Acanthonchus) cobbi Chitwood, 1951 (original description)
Anoplostoma copano Chitwood, 1951 (original description)
Anticomopsis longicaudata (Chitwood, 1951), Wieser, 1953 (original description)
Araeolaimus texianus Chitwood, 1951 (original description)
Daptonema elaboratus (Chitwood, 1951) accepted as Daptonema elaboratum (Chitwood, 1951) Lorenzen, 1977 (original description)
Desmoscolex nudus Chitwood, 1951 (original description)
Digitonchus cylindricaudatus Chitwood, 1951 accepted as Deontolaimus cylindricaudatus (Chitwood, 1951) Holovachov & Boström, 2015 (original description)
Eudesmoscolex luteocola Chitwood, 1951 accepted as Desmoscolex luteocola (Chitwood, 1951) (original description)
Eurystomina minutisculae Chitwood, 1951 (original description)
Halenchus mexicanus Chitwood, 1951 accepted as Hirschmanniella mexicana (Chitwood, 1951) Sher, 1968 (original description)
Halichoanolaimus quattuordecimpapillatus Chitwood, 1951 (original description)
Ichthyodesmodora Chitwood, 1951 accepted as Metachromadora Filipjev, 1918 (original description)
Ichthyodesmodora chandleri Chitwood, 1951 accepted as Metachromadora chandleri (Chitwood, 1952) Timm, 1961 (original description)
Leptolaimus plectoides Chitwood, 1951 (original description)
Metalinhomoeus setosus Chitwood, 1951 (original description)
Microlaimus texianus Chitwood, 1951 (original description)
Odontophora angustilaimoides Chitwood, 1951 (original description)
Paranticoma longicaudata Chitwood, 1951 accepted as Anticomopsis longicaudata (Chitwood, 1951), Wieser, 1953 (original description)
Pontonema valviferum Chitwood, 1951 (original description)
Prochromadorella bipapillata Chitwood, 1951 accepted as Timmia bipapillata (Chitwood, 1951) Timm, 1952 (original description)
Prochromadorella micoletzkyi Chitwood, 1951 (original description)
Prooncholaimus aransas Chitwood, 1951 (original description)
Pseudaraeolaimus Chitwood, 1951 (original description)
Pseudaraeolaimus perplexus Chitwood, 1951 (original description)
Sabatieria hilarula (Chitwood, 1951) nec. de Man, 1922 accepted as Setosabatieria hilarula (de Man, 1922) (taxonomy source)
Setosabatieria hilarula (de Man, 1922) (taxonomy source)
Synonemoides Chitwood, 1951 accepted as Synonema Cobb, 1920 (original description)
Synonemoides ochra Chitwood, 1951 accepted as Synonemoides ochrus Chitwood, 1951 accepted as Synonema ochrum (Chitwood, 1951) Wieser, 1954 (original description)
Synonemoides ochrus Chitwood, 1951 accepted as Synonema ochrum (Chitwood, 1951) Wieser, 1954 (original description)
Theristus (Daptonema) buetschlioides Chitwood, 1951 accepted as Daptonema buetschlioides (Chitwood, 1951) Lorenzen, 1977 (original description)
Theristus elaboratus Chitwood, 1951 accepted as Cylindrotheristus elaboratus (Chitwood, 1951) Wieser, 1956 accepted as Daptonema elaboratum (Chitwood, 1951) Lorenzen, 1977 (original description)
Tricoma filipjevi Stammer, 1935 accepted as Tricoma steineri de Man, 1922 (basis of record)
Tricoma filipjevi Chitwood, 1951 accepted as Quadricoma filipjevi (Chitwood, 1951) accepted as Quadricoma filipjevioides Gerlach & Rieman, 1974 accepted as Tricoma (Quadricoma) filipjevioides Gerlach & Rieman, 1974 (original description)
Tricoma spinosoides Chitwood, 1951 (original description)
Tricoma steineri de Man, 1922 (additional source)
Trissonchulus reversus Chitwood, 1951 (original description)
Viscosia macramphida Chitwood, 1951 (original description)

Aransas Bay for Eurystomina minutisculae Chitwood, 1951 
Aransas Bay for Microlaimus texianus Chitwood, 1951 
Aransas Bay for Trissonchulus reversus Chitwood, 1951 
Copano Bay for Anoplostoma copano Chitwood, 1951 
Copano Bay for Ichthyodesmodora chandleri Chitwood, 1951 
Gulf of Mexico for Acanthonchus cobbi Chitwood, 1951 
Texas for Synonemoides ochra Chitwood, 1951