TABLE 2 in A new species of coral-dwelling crab (Decapoda: Brachyura: Cryptochiridae: Opecarcinus) from the West Pacific

TABLE 2. Diagnostic morphological characters of the eight Indo-Pacific Opecarcinus species, summarized from Kropp (1989) and Van der Meij (2014), compared with O. ngankeeae sp. nov. For precise measurements, see Figure 4.
O. ngankeeae sp.O. aurantiusO. cathyae vanO. crescentusO. granulatusO. lobifronsO. peliopsO. pholeterO. sierra Kropp,nov.Kropp, 1989der Meij, 2014(Edmondson, 1925)(Shen, 1936)Kropp, 1989Kropp, 1989Kropp, 19891989FEMALEcarapace• moderately• strongly deflexed• moderately• moderately• flattened• flattened• strongly• flattened• stronglydeflexed anteriorlyanteriorlydeflexeddeflexed anteriorlyanteriorlyanteriorlydeflexedanteriorlydeflexed• front armed with• front lined withanteriorly• front lacking• anterior and• front lackinganteriorly• front lackinganteriorlyprominent medianprominent median• front lackingprominent medianposterior portionprominent median• front armedprominent median• front lackingspinetubercleprominenttubercleclearly delineatedtuberclewith prominenttubercleprominent median• inner orbital angle• gastric regionmedian tubercle• inner orbital angle• front lacking• inner orbital lobesmedian tubercle• gastric regiontubercleeach armed withwith dense• anterioreach armed withprominent medianeach armed with• inner orbitalof well-separated• gastric regionprominent spinepatch of conicalhalf scatteredprominent tubercletubercleprominent spineangle each armedrounded tuberclesanteriorly with• mesogastrictubercles of similarwith conical• mid-1/3 of carapace• inner orbitaladvancing beyondwith prominent• gastric-cardiacdense patch ofdepression with 2sizetubercles,scattered withangle each armedexorbital lobesspineregions lined withconical spines,prominent and 1posterior halfrounded tubercleswith prominent• gastric region3 longitudinalposteriorlylateral spinesmoothspineof well-separatedgroovesgrading into• mesogastricconical tuberclesrounded tuberclesregion sparselyscattered withconical tuberclesMXP3• merus with 1• merus with 5-• merus with 2• merus with 3• merus with 1• merus with• merus with 4• merus with 2plumo-denticulateplumo-denticulateplumo-denticulateplumo-denticulateplumo-denticulate4 plumo-plumo-denticulateplumo-denticulatesetasetaesetaesetaesetadenticulate setaesetaesetae• carpus todactylus dilated