Family Hippolytidae

1. 1. Present one white band dorsally and two red band literally running longitudinally

      Lysmata amboinensis
   2. Absent one white band dorsally and two red band literally running longitudinally

      Go to 2
2. 1. Present Uniform scarlet red color in the body with large circular white spots

      Lysmata debelius
   2. Absent Uniform scarlet red color in the body with large circular white spots

      Go to 3
3. 1. Present semitransparent, creamy-reddish exoskeleton with red longitudinal, transverse, and oblique bands distributed around the body

      Lysmata wurdemanni
   2. Absent semitransparent, creamy-reddish exoskeleton with red longitudinal, transverse, and oblique bands distributed around the body

      Go to 4
4. 1. Present body of brown and slightly green in color with yellow; the third maxilliped and the pereopods are pale yellow regularly ringed by brown bordered bluish bands

      Saron marmoratus
   2. Absent body of brown and slightly green in color with yellow; the third maxilliped and the pereopods are pale yellow regularly ringed by brown bordered bluish bands

      Go to 5
5. 1. Present broken eyes and the antennular peduncle is slender, reaching with the distal segment beyond the rostrum

      Hippolysmata grabhami
   2. Absent broken eyes and the antennular peduncle is slender, reaching with the distal segment beyond the rostrum

      Hippolysmata amboinesis

Family Alpheidae

1. 1. Present orange-red colour body with large white bands on joints of pereopods

      Alpheus bisincisus
   2. Absent orange-red colour body with large white bands on joints of pereopods

      Go to 2
2. 1. Present first pereopods with palm purple and palm orange colours

      Alpheus soror
   2. Absent first pereopods with palm purple and palm orange colours

      Alpheus bellulus

Family Palaemonidae

1. 1. Present Transparent body with large white spots on carapace, abdomen, telson, and uropods; Blue bands on chelipeds and pereiopods

      Periclimenes brevicarpalis
   2. Absent Transparent body with large white spots on carapace, abdomen, telson, and uropods; Blue bands on chelipeds and pereiopods

      Go to 2
2. 1. Present composed of alternate transverse dark reddish brown and white stripes; Narrow transverse white bands are to be seen all over the carapace and the abdomen

      Gnathophyllum americanum
   2. Absent composed of alternate transverse dark reddish brown and white stripes; Narrow transverse white bands are to be seen all over the carapace and the abdomen

      Urocaridella antonbruunii

Family Rhynchocinetidae

1. 1. Present white band runs from fourth abdominal segment to end of telson

      Rhynchocinetes durbanensis
   2. Absent white band runs from fourth abdominal segment to end of telson

      Go to 2
2. 1. Present body color hyaline and pale with labyrinth of red lined, being interspaced by white lines

      Rhynchocinetes conspiciocellus
   2. Absent body color hyaline and pale with labyrinth of red lined, being interspaced by white lines

      Rhynchocinetes uritai

Family Stenopodidae

1. 1. Present Red and white bands on carapace and abdomen; rostrum red and white; large pereiopods with red and white transverse bands

      Stenopus hispidus
   2. Absent Red and white bands on carapace and abdomen; rostrum red and white; large pereiopods with red and white transverse bands

      Go to 2
2. 1. Present yellow body and legs; chelae and abdomen have red and sometimes white and red bands

      Stenopus scutellatus
   2. Absent yellow body and legs; chelae and abdomen have red and sometimes white and red bands

      Go to 3
3. 1. Present very light basic color and two dark spots on the body

      Stenopus devaneyi
   2. Absent very light basic color and two dark spots on the body

      Stenopus tenuirostris

Family Thoridae

1. Orange coloration with number of large white spots outlined in blue

   Thor amboinensis

Family Gnathophyllidae

1. Dark and white stripes or yellow dots all over the body

   Gnathophyllum Americanum

Family Hymenoceridae

1. Red or blue blotches in the body

   Hymenocera picta