Singhaplax, SERENE & SOH, 1976

Castro, Peter, 2007, A reappraisal of the family Goneplacidae MacLeay, 1838 (Crustacea, Decapoda, Brachyura) and revision of the subfamily Goneplacinae, with the description of 10 new genera and 18 new species, Zoosystema 29 (4), pp. 609-774 : 713

publication ID

https://doi.org/ 10.5281/zenodo.4525564

persistent identifier

https://treatment.plazi.org/id/102B87CB-FFEA-250A-FEC9-FE18FB89FB31

treatment provided by

Felipe

scientific name

Singhaplax
status

 

KEY TO SPECIES OF SINGHAPLAX SERÈNE & SOH, 1976 View in CoL

1. P5 dactylus broad, dorso-ventrally flattened, wide, without carina, bordered by many long, simple setae (see Fig. 37 View FIG ) ............................................ Singhaplax platypoda View in CoL n. sp.

— P5 dactylus slender, laterally flattened, narrow, with carina, not bordered by setae ...... 2

2. G1 with bilobed apical process ................................................................................... 3

— G1 with simple tip, not bilobed, although tip may be grooved (see Fig. 38B View FIG ) ............. 4

3. Two apical processes of G1 large, conspicuous, beak-like (see Serène & Umali 1972: figs 86, 87, as Goneplax ockelmanni View in CoL ; Serène & Soh 1976: fig. 15B, B’). G2 with pointed tip (see Serène & Umali 1972: fig. 88, as Goneplax ockelmanni View in CoL ; Serène & Soh 1976: fig. 15C) .................................................................................................. Singhaplax ockelmanni View in CoL

— Two apical processes of G1 small (see Fig. 35B View FIG ); tip broad, truncated appearance. G2 tip with terminal spinule (see Fig. 35C View FIG ) ................................... Singhaplax dichotoma View in CoL n. sp.

4. G1 with rounded, grooved tip (see Fig. 38B View FIG ) ........................ Singhaplax rhamphe View in CoL n. sp.

— G1 with slender, non-grooved tip ............................................................................... 5

5. Conspicuous curved tooth on median portion of inner margin of cheliped (P1) merus. Male abdomen wide ........................................................................... Singhaplax wolffi View in CoL

— Median portion of inner margin of cheliped (P1) merus without tooth. Male abdomen narrow (see Tesch 1918: pl. 10, fig. 2 e, as Ommatocarcinus orientalis View in CoL ) ......................... 6

6. G1 with obtuse tip (see Fig. 39B View FIG ). G2 with pointed tip (see Fig. 39C View FIG ) .......................... .................................................................................................. Singhaplax styrax View in CoL n. sp.

— G1 with acute tip. G2 with terminal spinule (see Tesch 1918: pl. 10, fig. 2 e) ................. ...................................................................................................... Singhaplax orientalis View in CoL

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