Thescelosynchroa, Hsiao & Ondřej Konvička & Chiun-Cheng Ko, 2018

Hsiao, Yun, Ondřej Konvička & Chiun-Cheng Ko, 2018, The world fauna of Synchroidae Lacordaire, 1859 (Coleoptera, Tenebrionoidea, Synchroidae), European Journal of Taxonomy 407, pp. 1-33 : 27-28

Genus Thescelosynchroa gen. nov.

urn:lsid:zoobank.org:act:88962476-A4E1-4040-95E5-E2E4E314CDB0

Type species

Synchroa pangu Hsiao, Li, Liu & Pang, 2016 , here designated.

Diagnosis

This genus is similar to Synchroa and Synchroina ; the differential diagnosis is given in Table 2 .

Etymology

The genus name is composed of the Greek prefix ‘ Thescelos ’, meaning ‘marvellous, wonderful’ and the root - synchroa derived from the type genus of Synchroidae . It is feminine in gender.

Description

Male

BODY. Elongate, slender, slightly flattened, elytra rather strongly narrowed posteriorly.

HEAD. Eyes lateral, large, emarginate in front of antennal insertions. Antennae filiform, when directed backwards exceeding the humeri of elytra. Scape cylindrical, wider than other antennomeres, pedicel short, antennomere III–XI somewhat clavate, XI longest. Apical maxillary palpomere securiform, apical margin moderately rounded, terminal angle somewhat obtuse.

PRONOTUM. Truncate anteriorly, bisinuate posteriorly, with obtuse median lobe. Lateral sides rounded and narrowed in anterior two-thirds toward head, subparallel in posterior one-third. Anterior angle rounded; posterior angle rectangular and obtuse.

ELYTRA. Elongate, narrowed posteriorly, wider than pronotum at humeri (e.g., 1.2 times in holotype of type species). Prosternal process complete, broad, extending well beyond procoxae. Mesoventrite with shallow, oval mesoventral cavity, punctate.

LEGS. Slender. Tarsomeres simple, tarsal formula 5-5-4. Claws simple.

AEDEAGUS. Lanceloate. Parameres fused together forming apicale, narrowly separated apically and with a groove in dorsal median part. Median lobe long, slender and clavate, extending from the tegmen in natural condition.

Female

Unknown.