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|  Kingdom Animalia | 
|   | 
Ceramonema pisanum Gerlach, 1953 – valid
 | 
|   | 
Chaetonotus aculifer Gerlach, 1953 – invalid
 | 
|   | 
Cobbia dentata Gerlach, 1953 – valid
 | 
|   | 
Dagda asymmetrica Gerlach, 1953 – valid
 | 
|   | 
Dolicholaimus acutus Gerlach, 1953 – invalid
 | 
|   | 
Enoploides brunettii Gerlach, 1953 – valid
 | 
|   | 
Enoplolaimus villosus Gerlach, 1953 – valid
 | 
|   | 
Ethmolaimus dahli Gerlach, 1953 – valid
 | 
|   | 
Halalaimus cirrhatus Gerlach, 1953 – valid
 | 
|   | 
Lauratonema adriaticum Gerlach, 1953 – valid
 | 
|   | 
Lauratonema reductum Gerlach, 1953 – valid
 | 
|   | 
Lauratonematidae Gerlach, 1953 – valid
 | 
|   | 
Mesacanthion hirsutum Gerlach, 1953 – valid
 | 
|   | 
Microlaimus crassiceps Gerlach, 1953 – valid
 | 
|   | 
Neochromadora complexa Gerlach, 1953 – valid
 | 
|   | 
Paracyatholaimoides Gerlach, 1953 – valid
 | 
|   | 
Paracyatholaimoides multispiralis Gerlach, 1953 – valid
 | 
|   | 
Paracyatholaimus chilensis Gerlach, 1953 – valid
 | 
|   | 
Procamacolaimus dolichostylum Gerlach, 1953 – valid
 | 
|   | 
Procamacolaimus tubifer Gerlach, 1953 – valid
 | 
|   | 
Scaptrella brevicaudata Gerlach, 1953 – valid
 | 
|   | 
Synodontium monhystera Gerlach, 1953 – valid
 | 
|   | 
Tarvaia angusta Gerlach, 1953 – valid
 | 
|   | 
Tetranchyroderma papii Gerlach, 1953 – valid
 | 
|   | 
Theristus clavicaudatus Gerlach, 1953 – invalid
 | 
|   | 
Trichomadora ariminiensis Gerlach, 1953 – invalid
 | 
|   | 
Turbanella italica Gerlach, 1953 – valid
 | 
|   | 
Xenocyatholaimus Gerlach, 1953 – valid
 | 
|   | 
Xenocyatholaimus delamarei Gerlach, 1953 – valid | 
        
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