Table 1 in Amathillopsidae (Crustacea: Amphipoda) from New Zealand, Including the Description of a New Species

Table 1. Comparison of morphological characteristics of New Zealand amathillopsid species.
characterA. lowryA. greveiA. charlottaeA. cf. charlottaepereonites 1–4 mid-dorsalkeeled on 4absentkeeled on 2–4absentpereonites 5–7 mid-dorsal projectionsstrong, acute, increasing in size posteriorlymedium, acute, increasing in size posteriorlystrong, acute, increasing in size posteriorlymedium to strong, acute, increasing posteriorlypleonites 1–3 mid-dorsalstrong, acute on 1–3, slightly decreasing in sizemedium, acute on 1–3, decreasing in sizestrong, acute on 1–2, slightly smaller on 3strong, acute on 1–3, decreasing in sizeurosomite 1mid-dorsal projectionpresent (weak)absentabsentgnathopod posterodistal basis lobereduced/absent on gnathopod 1 and 2 (male), strongly developed on gnathopod 1 and 2 (female)slightly developed on gnathopod 2 onlydeveloped on gnathopod 1 and 2developed on gnathopod 1 and 2mandible palp article 3: article 2 length1: 1unknown1: 11: 1telsonweakly trifidemarginateentireweakly emarginateantenna 1 accessory flagellumuniarticulate, spine-likeuniarticulate, ordinaryuniarticulate, ordinaryuniarticulate, ordinary.