32 
Psyche 
[March 
left valva narrow, the right one lancet-shaped. Processus 
basales of both valvae shorter, the left one directed caudad 
but not upward as in pfeifferae. The right valva deeply 
excavate before the processus basalis. 
Specimen examined: male, holotype, Bedar Alam, 
Sumatra, December 10, 1877 (Rijksmuseum van Natuur- 
lijke Historie, Leiden). 
Amata (Syntomis) borneogena, new species 
Fig. 4 
Male : Antennae simple, black, white at tips. Head 
black, frons yellow; palpi brown. Patagia orange; tegulae 
black, orange-edged. Thorax (damaged!) with orange 
scales at the middle and posterior edge; pectus with two 
orange patches on each side. Abdomen black ; first tergite 
Text-figures 1 to 4. Anterior view of the spread male genitalia: 1 — 
Amata ( Syntomis ) pjeijjerae (Moore), Java (Rijksmuseum, preparation 
No. Ct. 7); 2 — A. (S.) quadripunctata Rothsch., Telokbetong. Sumatra 
(Rijksmuseum, prep. No. Ct. 10); 3 — A. (S.) acuminata (Snell.), holo- 
type, Bedar Alam, Sumatra (Rijksmuseum, prep. No. Ct. 8); 4 — A. (S.) 
borneogena, new species, holotype, Lundu Mt., Borneo (Mus. Comp. 
Zook, prep. No. 3, Obr.). 
